Product Description
PRODUCT PICTURES
OUR SERVICES
We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.
BEARING:
— Dimensions
— Material
— Tolerance standard
APPEARANCE:
— Logo (Laser Marking)
— Package Design
40+ YEARS EXPERIENCE
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.
With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.
We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.
OWN HEAT TREATMENT
CONTROALLABLE COST AND QUALITY.
Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.
We have 6 heat treatment production lines.
Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.
OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.
All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.
Our products fully meets the requirements of national and international standards according to the testing result of roughness, roundness, hardness, vibration noise, vibration velocity.
PACKING
PACKAGING THAT HELPS SELL.
1, Inner package
Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.
2, Corrugated Individual Box
Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
Corrugated carton + Wooden pallet
MODERN WELL-ORGANIZED WAREHOUSE
· Constant temperature (20°C) and humidity (RH 52%) warehouse
· Hundreds of models on hand, short delivery time.
HONOR & SYSTEM CERTIFICATES
EXHIBITION
SAMPLES POLICY
FREE SAMPLES AND SHIPPING
We are happy to send you free samples of our bearings for field testing. All transportation costs will be paid by us.
Please note: Depending on the model and value of samples, this policy may not apply!
Please contact our sales staff for details.
TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS
CUSTOMERS FEEDBACK
PAYMENT TERMS
To facilitate your payment, we offer a variety of options!
FAQ
1, About the lead time.
This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:
| If the model your Preferred is | Sufficient stock | Lead Time |
| Regular models | YES | Within 7 days |
| Regular models | NO | Within 30 days |
| Non-regular model | NO | About 50 days |
For accurate estimate, please contact with our sale stuff. Thanks.
2, Minimum order quantity.
Even just ONE piece of bearing is ok for us.
3, If you don’t know which model is the right choice…
We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.
4, Factory Inspection
We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.
OPTIONS OF SPECIFICATION AND STHangZhouRD
| Subject | Symbol | Description |
| Material of Housing | N/A | Cast Iron/ Steel |
| Stainless Steel | ||
| Press Steel Plate | ||
| Plastic | ||
| Bearing Type Code | UC | Cylindrical bore, with set screws |
| UK | Tapered bore (for adapter) | |
| NA/UEL | Cylindrical bore (with eccentric locking collar) | |
| UE | Cylindrical bore with eccentric locking collar (light duty type) | |
| UB | Flat head at 1 end, with set screws (light duty type) | |
| SB | Cylindrical bore, with set screws (light duty type) | |
| SA | Cylindrical bore, with eccentric locking collar | |
| SU | Cylindrical bore, with set screws | |
| Housing Type Code | P | Pillow block type |
| PA | Tapered-base pillow block type | |
| LP | Light duty pillow block type | |
| IP | Thick section pillow block type | |
| HP | Center height pillow block type | |
| F | Square-flanged type | |
| FA | Adjustable rhombic-flanged type | |
| FB | Three-bolt flange type | |
| FL | Rhombic-flanged type | |
| FC | Round-flanged type with spigot joint | |
| FS | Square-flanged type | |
| C | Cartridge type | |
| T | Take-up type | |
| SP | Pillow block type (stainless-type) | |
| ST | Take-up type (stainless-series) | |
| Sealing Type | RS | Rubber seal on 1 side. |
| 2RS | Rubber seals on both sides. | |
| RZ | Rubber seal on 1 side. (non-contact) | |
| 2RZ | Rubber seal on both sides(non-contact) | |
| Z | Metal shield on 1 side. | |
| 2Z | Metal shields on both sides. | |
| RSZ | Rubber seal on 1 side, metal shields on other side | |
| RZZ | Rubber seal on 1 side, metal shields on other side (non-contact) |
|
| L2 | Double-lip seal | |
| L3 | Triple-lip seal |
PRODUCT PARAMETERS
This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.
In metric: mm
| Bearing No. | Shaft Dia | Dimensions(mm) | Weight (kg) |
||||||
| d | D | Bi | Be | N | M | G | Ds | ||
| mm | mm | ||||||||
| UC202 | 15 | 40 | 27.4 | 14 | 11.5 | 15.9 | 4.5 | M5×0.8 | 0.14 |
| UC203 | 17 | 40 | 27.4 | 14 | 11.5 | 15.9 | 4.5 | M5×0.8 | 0.13 |
| UC204 | 20 | 47 | 31 | 17 | 12.3 | 18.7 | 5 | M6×1.0 | 0.18 |
| UC205 | 25 | 52 | 34.1 | 17 | 14.3 | 19.8 | 5 | M6×1.0 | 0.22 |
| UC206 | 30 | 62 | 38.1 | 19 | 15.9 | 22.2 | 5 | M6×1.0 | 0.34 |
| UC207 | 35 | 72 | 42.9 | 20 | 17.5 | 25.4 | 7 | M8×1.0 | 0.52 |
| UC208 | 40 | 80 | 49.2 | 21 | 19 | 30.2 | 8 | M8×1.0 | 0.68 |
| UC209 | 45 | 85 | 49.2 | 22 | 19 | 30.2 | 8 | M8×1.0 | 0.78 |
| UC210 | 50 | 90 | 51.6 | 22 | 19 | 32.6 | 10 | M10×1.25 | 0.85 |
| UC211 | 55 | 100 | 55.6 | 25 | 22.2 | 33.4 | 10 | M10×1.25 | 1.22 |
| UC212 | 60 | 110 | 65.1 | 27 | 25.4 | 39.7 | 10 | M10×1.25 | 1.65 |
| UC213 | 65 | 120 | 65.1 | 29 | 25.4 | 39.7 | 10 | M10×1.25 | 1.96 |
| UC214 | 70 | 125 | 74.6 | 30 | 30.2 | 44.4 | 12 | M12×1.5 | 2.06 |
| UC215 | 75 | 130 | 77.8 | 30 | 33.3 | 44.5 | 12 | M12×1.5 | 2.3 |
| UC216 | 80 | 140 | 82.6 | 33 | 33.3 | 49.3 | 12 | M12×1.5 | 2.79 |
| UC217 | 85 | 150 | 85.7 | 35 | 34.1 | 51.6 | 12 | M12×1.5 | 3.59 |
| UC218 | 90 | 160 | 96 | 37 | 39.7 | 56.3 | 12 | M12×1.5 | 4.56 |
| UC305 | 25 | 62 | 38 | 20 | 15 | 23 | 6 | M6×1.0 | 0.35 |
| UC306 | 30 | 72 | 43 | 23 | 17 | 26 | 6 | M8×1.0 | 0.56 |
| UC307 | 35 | 80 | 48 | 25 | 19 | 29 | 8 | M8×1.0 | 0.71 |
| UC308 | 40 | 90 | 52 | 27 | 19 | 33 | 10 | M10×1.25 | 1 |
| UC309 | 45 | 100 | 57 | 29 | 22 | 35 | 10 | M10×1.25 | 1.36 |
| UC310 | 50 | 110 | 61 | 32 | 22 | 39 | 12 | M12×1.50 | 1.65 |
| UC311 | 55 | 120 | 66 | 34 | 25 | 41 | 12 | M12×1.50 | 2.08 |
| UC312 | 60 | 130 | 71 | 36 | 26 | 45 | 12 | M12×1.50 | 2.6 |
| UC313 | 65 | 140 | 75 | 38 | 30 | 45 | 12 | M12×1.50 | 3.24 |
| UC314 | 70 | 150 | 78 | 40 | 33 | 45 | 12 | M12×1.50 | 3.91 |
| UC315 | 75 | 160 | 82 | 42 | 32 | 50 | 14 | M14×1.50 | 4.7 |
| UC316 | 80 | 170 | 86 | 44 | 34 | 52 | 16 | M16×1.50 | 5.06 |
| UC317 | 85 | 180 | 96 | 46 | 40 | 56 | 16 | M16×1.50 | 6.9 |
| UC318 | 90 | 190 | 96 | 48 | 40 | 56 | 16 | M16×1.50 | 8.03 |
| UC319 | 95 | 200 | 103 | 50 | 41 | 62 | 16 | M16×1.50 | 8.91 |
| UC320 | 100 | 215 | 108 | 54 | 42 | 66 | 18 | M18×1.50 | 11.2 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Non-Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Raceway: | Deep Groove Raceway |
| Material: | Bearing Steel |
| Bearing Block Model: | T |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Advancements in Sliding Bearing Technology
Recent years have witnessed significant advancements in sliding bearing technology, leading to improved performance, durability, and efficiency in various applications. Some notable developments include:
Self-Lubricating Materials: The use of advanced self-lubricating materials, such as composite polymers and solid lubricants, has reduced the need for external lubrication, enhancing maintenance-free operation.
Nano-Coatings: Nano-coatings with improved wear resistance and reduced friction have been applied to sliding bearings, extending their lifespan and optimizing performance in demanding environments.
Improved Friction Management: Advanced surface texturing and micro-grooving techniques have been employed to manage friction and reduce wear, contributing to smoother operation and increased efficiency.
Bearing Monitoring Systems: Integration of sensors and monitoring systems allows real-time tracking of bearing health, enabling predictive maintenance and reducing unexpected downtime.
Customization: Modern manufacturing techniques, such as 3D printing and precision machining, allow for customized sliding bearings tailored to specific applications, improving overall system performance.
Environmentally Friendly Solutions: Development of environmentally friendly lubricants and materials ensures compliance with regulations and minimizes the impact of sliding bearing technology on the environment.
High-Load Capacities: Advances in material science and engineering have led to sliding bearings with increased load-carrying capacities, making them suitable for heavy-duty applications.
Enhanced Wear Resistance: Improved material compositions and surface treatments have enhanced wear resistance, reducing the need for frequent replacements and maintenance.
Reduced Noise and Vibration: Innovations in design and materials have resulted in sliding bearings that produce less noise and vibration, contributing to quieter and more comfortable machinery operation.
Integration with IoT: Integration of sliding bearings into the Internet of Things (IoT) networks allows for remote monitoring and optimization of bearing performance.
Digital Twin Technology: Digital twin simulations are being used to model sliding bearing behavior, aiding in design optimization and performance prediction.
Efficiency in High-Temperature Environments: Advancements in heat-resistant materials have enabled sliding bearings to operate efficiently in high-temperature industrial applications.
These advancements collectively contribute to the evolution of sliding bearing technology, making them more reliable, durable, and adaptable to a wide range of industrial and commercial applications.
Impact of Materials on Sliding Bearing Performance and Durability
The choice of materials used in sliding bearings significantly influences their performance, longevity, and suitability for specific applications. Different materials offer varying characteristics that affect factors such as friction, wear resistance, load capacity, and corrosion resistance. Here are some common materials and their effects:
- Bronze Bearings: Bronze bearings, often made from bronze alloys, offer good load-carrying capacity and resistance to wear. They are suitable for applications with moderate to heavy loads and low to moderate speeds. Bronze bearings also have good heat dissipation properties.
- Steel Bearings: Steel bearings, particularly those made from stainless steel, provide excellent corrosion resistance and are suitable for applications exposed to harsh environments or moisture. Steel bearings are often used in marine and food processing industries.
- Polymer Bearings: Polymer bearings, such as those made from materials like PTFE (polytetrafluoroethylene) or nylon, offer low friction and self-lubricating properties. They are suitable for applications where minimizing friction and wear is critical.
- Composite Bearings: Composite bearings combine different materials to achieve specific performance characteristics. For instance, they might feature a polymer matrix with embedded reinforcing fibers for improved load capacity and wear resistance.
- Graphite Bearings: Bearings with graphite as a lubricating element can operate without additional lubrication in certain conditions, reducing maintenance needs and offering self-lubricating properties.
The selection of materials should consider factors such as the application’s operating conditions, load requirements, speed, temperature, and the presence of corrosive substances. The right material choice ensures optimal performance, durability, and minimal maintenance for sliding bearings.
Design Principles and Functions of Sliding Bearings
Sliding bearings, also known as plain bearings or journal bearings, operate on the principle of providing a low-friction interface between two moving surfaces. The design of sliding bearings is based on creating a film of lubrication between the bearing surface and the shaft or journal it supports. This film of lubrication separates the two surfaces and minimizes direct metal-to-metal contact, reducing friction and wear.
The main components and design principles of sliding bearings include:
- Bearing Material: Sliding bearings are typically made from materials with good wear resistance and self-lubricating properties, such as bronze, brass, or various polymers. These materials help reduce friction and prevent excessive wear.
- Lubrication: Lubrication is crucial for the proper functioning of sliding bearings. It can be provided by an external lubricant, solid lubricants embedded in the bearing material, or a combination of both. The lubrication forms a protective layer that reduces direct contact and minimizes friction.
- Clearance: Sliding bearings are designed with a specific clearance between the bearing and the shaft to accommodate the lubricating film and allow for proper movement. This clearance prevents seizing and binding of the bearing.
- Load Distribution: The design of sliding bearings ensures that the load is distributed over a larger surface area to prevent excessive stress on any single point. This feature is essential for handling heavy loads in industrial applications.
- Alignment and Misalignment: Sliding bearings can tolerate small misalignments between the bearing and the shaft. This flexibility allows them to accommodate minor shifts caused by thermal expansion, vibration, or other factors.
- Heat Dissipation: Sliding bearings can generate frictional heat during operation. Proper design includes features to facilitate heat dissipation and prevent overheating that could lead to premature wear.
- Application-Specific Design: The design of sliding bearings can vary based on the specific application requirements, including load capacity, speed, operating temperature, and environmental conditions.
The functions of sliding bearings include providing support to rotating or sliding shafts, reducing friction, absorbing and distributing loads, allowing for misalignment, and offering smooth movement even in dirty or contaminated environments. Sliding bearings are commonly used in various industrial machinery and equipment, including engines, pumps, conveyors, and manufacturing equipment.
Overall, the design principles and functions of sliding bearings make them suitable for applications where low friction, durability, load-bearing capacity, and adaptability to varying conditions are essential.
editor by CX 2024-05-17
China Best Sales Lm8uu Lm12uu Lm20uu Lm25uu Lm30uu Shafts Spindle Rod Linear Motion Ball Sliding Bearing drive shaft bearing
Product Description
Product Description
Lm8uu Lm12uu Lm20uu Lm25uu Lm30uu Shafts spindle rod Linear Motion Ball Sliding Bearing
|
Material |
Bearing Steel,Stainless Steel |
|
Retainer |
Steel/Resin |
|
Quality standard |
ISO9001:2015,CE certificate,RoHS and reach compliance |
|
Efficiency |
>90% |
| Surface Treatment |
Available |
|
Packing |
Carton+Plastic bag + Wooden box or according to customers’ demands |
Product Show
Product Parameters
Company Profile
Founded in year of 2005,ALM originally called HangZhou XIHU (WEST LAKE) DIS. BALL SCREW FACTORY.Over the last 2 decades,ALM has grown fast and has 4 production workshops for ball screw,lead screw,linear motor,linear actuator,linear guideways and related CNC machining parts for automation industry.Factory over 15000 square meters,129 employees.Over 30 technical engineers with more than 20 years’ experience in linear motion filed.ALM factory is equipped with 15 automated production line.Products are 100% inspected before shipping.ALM has obtained ISO9001,IATF16949,CE,RoHS certificate. 0ver 25 distributors all over the world.
Exhibition
Certifications
Customer Visit
FAQ
1.Why can ALM be your better option for linear motion components?
(1)Nearly 20 years of rich manufacturing experience;
(2)We understand both electrical and mechanical issues. Can recommend good engineering design.
(3)Quality is guaranteed, We inspect everything, so you won’t receive product that doesn’t meet specifications. For some parts, we stock for the customer, You never have to wait.
(4)Easy to pay and can be trusted, We always respond to questions.
(5)We work on your time zone-You no need work through dinner and at night. Above all, our professional sales and after-service team ensure high efficiency communication to allow you high work efficiency and keep a good mood everyday.
2.When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in
your email so that we will regard your inquiry priority.
3.About shipping and payment:
Shipping
Sample order: We have DHL, FedEx, UPS VIP account with discount. So you can get favorable shipping freight.
Bulk order: We have freight forwarder to ship by air, by train or by sea. You can also arrange shipping through your own shipping agent.
Payment
LC,T/T,D/P, PayPal, Western Union, Money Gram
4.How is quality ensured?
All our processes strictly adhere to ISO9001:2015 procedures. Combining advanced equipment, from production to delivery, we have strict quality control. Our company has strong technical support and has cultivated a group of managers who are familiar with product quality, good at modern concept of management. Our production concept is “Quality has to be caused, not controlled.”
5.How to custom-made (OEM/ODM)?
If you have a new product drawing or a sample, please send to us, we’ll make our production drawing and customize it as per your requirement. We can also provide our professional advices to make your design more realized and maximize the performance. So,If you didn’t find the ideal product from our website, please email us, your inquiry will get fast response.
6.What’s your Delivery Time?
Standard items: Ready in stock
Customized items:7-20days
For urgent case, We can make the delivery ASAP with guaranteed quality.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Feature: | Corrosion Resistant, High Speed |
|---|---|
| Function: | Linear Motion |
| Flange Shape: | Square/Round |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Contribution of Sliding Bearings to Hydraulic Systems and Pumps
Sliding bearings play a crucial role in ensuring the smooth and efficient operation of hydraulic systems and pumps. Here’s how they contribute to these applications:
Load Distribution: Sliding bearings distribute the axial and radial loads generated by hydraulic components, such as pistons and impellers, across their surfaces. This helps prevent localized stress and ensures uniform load distribution, enhancing the overall stability of the system.
Reduced Friction: Sliding bearings minimize friction between moving parts within hydraulic systems and pumps. This friction reduction leads to lower energy consumption and less heat generation, contributing to improved efficiency and reduced wear and tear.
Fluid Film Formation: Properly lubricated sliding bearings create a fluid film between their surfaces. This fluid film serves as a barrier that prevents direct contact between the bearing surfaces, reducing friction and wear and enabling smooth movement even at high speeds.
Sealing Function: Sliding bearings often incorporate seals to prevent the ingress of contaminants, such as dirt and moisture, into the hydraulic system or pump. This sealing function helps maintain the integrity of the system’s components and extends their lifespan.
Alignment Compensation: In hydraulic systems, sliding bearings can compensate for minor misalignments between components, such as shafts and impellers. This ability to accommodate misalignment contributes to reduced stress and longer component life.
Quiet Operation: Sliding bearings help dampen vibrations and noise generated during the operation of hydraulic systems and pumps. This contributes to quieter and more comfortable working environments.
Customization: Sliding bearings can be designed and customized to meet the specific requirements of different hydraulic systems and pumps. This adaptability ensures optimal performance and longevity.
Overall, sliding bearings enhance the reliability, efficiency, and longevity of hydraulic systems and pumps by minimizing friction, distributing loads, facilitating smooth movement, and providing protection against contaminants. Their contribution is essential to achieving consistent and precise fluid transfer and power generation in various industrial applications.
Sliding Bearings and Their Applications
Sliding bearings, also known as plain bearings or journal bearings, are a type of bearing that operate on the principle of sliding friction between two surfaces. They are utilized in various applications where rotational or linear movement needs to be facilitated while minimizing friction and wear. Here are some common applications of sliding bearings:
- Automotive Industry: Sliding bearings are widely used in engines and transmissions of vehicles to support rotating shafts and provide low-friction movement.
- Industrial Machinery: They are employed in industrial equipment such as pumps, compressors, and turbines, where they help in reducing friction and ensuring smooth operation.
- Aerospace: Sliding bearings are crucial components in aircraft engines, landing gear systems, and various aerospace mechanisms to provide reliable and low-wear motion.
- Power Generation: In power plants, sliding bearings are found in turbines, generators, and other rotating equipment to facilitate movement with minimal energy loss.
- Marine Applications: They are used in ship engines, propellers, and other marine equipment, providing durability in harsh marine environments.
- Construction Equipment: Sliding bearings are used in construction machinery like cranes and excavators to support heavy loads and ensure smooth movement.
- Heavy Industry: Various heavy industries, including mining and steel production, rely on sliding bearings for their robustness and ability to handle heavy loads.
- Home Appliances: Sliding bearings are found in appliances like washing machines and refrigerators, facilitating the movement of rotating parts.
- Medical Devices: Some medical devices use sliding bearings for their precision and low friction, ensuring accurate movement in equipment like medical scanners and robotic surgical systems.
Sliding bearings are chosen for applications where simplicity, cost-effectiveness, and reliable performance are essential. They come in different designs, such as plain cylindrical bearings, thrust bearings, and spherical bearings, to suit various motion requirements. Regular maintenance and proper lubrication are necessary to ensure the longevity and optimal performance of sliding bearings in their respective applications.
editor by CX 2024-05-16
China manufacturer Nylon Coated Ball Bearing for Sliding Door and Windows Roller Pulley Wheel Bearing 608 drive shaft bearing
Product Description
Product Description
Company Profile
ZheJiang CZPT Bearing Co., Ltd. is affiliated to ZheJiang Kaidi Bearing Group – a specialized manufacturer of kinds of bearings for about 20 years.
Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our Products
ZheJiang CZPT Bearing Co., Ltd. is a specialized manufacturer of ball bearings for about 20 years. Our main products include:
1, Miniature Bearings: like 608, 609, 625, 626, 693, 695, etc;
2, Deep Groove Ball Bearings: like 6000, 6200, 6300, 6800, 6900, 16000 Series;
3,Non-Standard Bearings: U grooved bearings, V grooved bearings, double grooved bearings, bearing rollers with or without plastic injection. 4,Pillow Block Bearing: UCP/ UCF/ UCFL;
5,Tapered Roller Bearings
6,Linear Motion Bearings
Processing Process
we have manufacture bearing more than 20 years, and can produce different style of bearings. Our factory starts production from raw materials. We have a 20-person R&D team and launch a new product every 5 days. We have more than 600 people to produce bearing team, we produce products, the price is the most competitive in China.
Packaging & Shipping
Our Activities
FAQ
|
1.Q:Do you know the Detail Size for the Bearing ? 2.Q: This Size of Bearing is common parts? 3.Q:Are you a factory or a Trade Company for Bearing ? 4.Q:How many the MOQ of the Bearing? 5.Q:Could you supply free sample of bearing for our test? 6.Q:Could you accept OEM and customize? 7.Q:Do you have stocks? |
Contact Us
Jane
ZheJiang CZPT Bearing Co., Ltd.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Thrust Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 0.05/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Considerations for Selecting Appropriate Sliding Bearings
Choosing the right type and size of sliding bearing is crucial for ensuring optimal performance and longevity in various applications. Here are key considerations to keep in mind:
Load and Application: Determine the specific load and application requirements. Different sliding bearings are designed to handle varying loads, speeds, and operating conditions. Consider whether the bearing will experience radial, axial, or combined loads, as well as the expected range of motion.
Material Compatibility: Select materials that are compatible with the operating environment. Consider factors such as corrosion resistance, temperature tolerance, and exposure to chemicals or contaminants. Common bearing materials include bronze, steel, and self-lubricating polymers.
Lubrication: Proper lubrication is essential for reducing friction and wear in sliding bearings. Choose a lubrication method that suits the application, whether it’s grease, oil, or self-lubricating materials. Some sliding bearings are designed for maintenance-free operation.
Design and Configuration: Determine the appropriate bearing design, such as bushings, thrust washers, or linear guides. Consider the bearing’s dimensions, including inner and outer diameter, length, and width. The bearing’s configuration should match the available space and mounting requirements.
Load Distribution: Ensure that the selected sliding bearing can evenly distribute the applied load across its surface. This helps prevent premature wear and ensures the bearing’s longevity. Consider the bearing’s load capacity and how it aligns with the actual load demands.
Friction and Wear: Evaluate the bearing’s coefficient of friction and wear characteristics. Lower friction and wear rates contribute to longer bearing life and improved efficiency. Consider whether the bearing requires initial running-in to reach optimal performance.
Maintenance and Service Life: Consider the maintenance requirements and expected service life of the sliding bearing. Some applications may benefit from bearings with extended maintenance intervals or self-lubricating properties, while others may prioritize easy replacement.
Cost-Efficiency: Balancing performance with cost is essential. While high-performance materials and features can enhance bearing performance, they may also increase the upfront cost. Choose a solution that aligns with your budget and long-term operational goals.
Environmental Conditions: Factor in the environmental conditions the bearing will operate in. For example, marine environments may require bearings with exceptional corrosion resistance, while high-temperature applications demand materials with thermal stability.
Supplier Expertise: Partner with reputable suppliers who offer technical expertise and a range of sliding bearing solutions. Suppliers with a strong track record can provide guidance in selecting the most suitable bearing for your specific application.
By carefully considering these factors, you can confidently choose the appropriate type and size of sliding bearing that meets your application’s requirements and ensures optimal performance and reliability.
Managing Friction and Wear in Sliding Bearings
Friction and wear are common challenges in sliding bearings that can lead to reduced performance and premature failure. Here’s a detailed look at these challenges and some solutions to manage them:
Challenges:
- Friction: High friction can lead to energy loss, increased heat generation, and accelerated wear.
- Wear: Continuous contact between sliding surfaces can result in material removal and surface degradation over time.
Solutions:
- Lubrication: Proper lubrication is crucial to reduce friction and wear. Lubricants create a protective film between sliding surfaces, minimizing direct contact and promoting smooth movement.
- Self-Lubricating Bearings: Bearings made from self-lubricating materials, such as polymers containing solid lubricants, can offer continuous lubrication without external intervention.
- Bearing Design: Optimized bearing designs, such as incorporating grooves or pockets for lubricant retention, can enhance lubrication efficiency and reduce friction.
- Maintenance: Regular maintenance and lubricant replenishment help ensure consistent lubrication levels and prevent excessive wear.
- Material Selection: Choosing materials with low friction coefficients and high wear resistance can minimize friction and extend bearing life.
- Surface Treatments: Coatings, such as PTFE or DLC (diamond-like carbon), can be applied to bearing surfaces to reduce friction and enhance wear resistance.
- Clearance Adjustment: Proper clearance between bearing components can reduce friction and prevent excessive loading.
By implementing effective lubrication strategies, choosing appropriate materials, and employing suitable design practices, the challenges of friction and wear in sliding bearings can be effectively managed, leading to improved performance and longer bearing life.
Sliding Bearings and Their Applications
Sliding bearings, also known as plain bearings or journal bearings, are a type of bearing that operate on the principle of sliding friction between two surfaces. They are utilized in various applications where rotational or linear movement needs to be facilitated while minimizing friction and wear. Here are some common applications of sliding bearings:
- Automotive Industry: Sliding bearings are widely used in engines and transmissions of vehicles to support rotating shafts and provide low-friction movement.
- Industrial Machinery: They are employed in industrial equipment such as pumps, compressors, and turbines, where they help in reducing friction and ensuring smooth operation.
- Aerospace: Sliding bearings are crucial components in aircraft engines, landing gear systems, and various aerospace mechanisms to provide reliable and low-wear motion.
- Power Generation: In power plants, sliding bearings are found in turbines, generators, and other rotating equipment to facilitate movement with minimal energy loss.
- Marine Applications: They are used in ship engines, propellers, and other marine equipment, providing durability in harsh marine environments.
- Construction Equipment: Sliding bearings are used in construction machinery like cranes and excavators to support heavy loads and ensure smooth movement.
- Heavy Industry: Various heavy industries, including mining and steel production, rely on sliding bearings for their robustness and ability to handle heavy loads.
- Home Appliances: Sliding bearings are found in appliances like washing machines and refrigerators, facilitating the movement of rotating parts.
- Medical Devices: Some medical devices use sliding bearings for their precision and low friction, ensuring accurate movement in equipment like medical scanners and robotic surgical systems.
Sliding bearings are chosen for applications where simplicity, cost-effectiveness, and reliable performance are essential. They come in different designs, such as plain cylindrical bearings, thrust bearings, and spherical bearings, to suit various motion requirements. Regular maintenance and proper lubrication are necessary to ensure the longevity and optimal performance of sliding bearings in their respective applications.
editor by CX 2024-05-15
China supplier 6x20x8.5 mm Polyurethane Soft Rubber Wheel Nylon Coated Ball Bearing With Stud / Plastic Sliding Door Roller / Sliding Window Wheel bearing bronze
Product Description
Product Description
Polyurethane Soft Rubber Wheel
PU Coated Ball Bearings With Stainless Steel Stud, we can offe M3 M4 M5 M6 M8 and Non-standard Size.
Product Parameters
Technical specification:
Material: Polyurethane Coated with Stainless Steel Stud
Packaging & Shipping
Our Advantages
1. We have over 10 years’ experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer’s requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.
Related Products
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Non-Aligning Bearing |
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| Separated: | Unseparated |
| Rows Number: | Single |
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Challenges of Lubricant Contamination in Sliding Bearings and Solutions
Lubricant contamination in sliding bearings can lead to various challenges that impact performance and longevity. Here are some challenges and solutions:
Challenge: Reduced Lubrication Effectiveness
Contaminants such as dust, dirt, moisture, and foreign particles can compromise the lubricant’s ability to provide effective lubrication between bearing surfaces.
Solution: Regular maintenance practices involving cleaning and relubrication help remove contaminants and restore the lubricant’s effectiveness. Proper seals and shields can also prevent contaminants from entering the bearing.
Challenge: Increased Friction and Wear
Contaminants in the lubricant can create abrasive particles that increase friction and accelerate wear on bearing surfaces.
Solution: Using high-quality, clean lubricants and implementing effective filtration systems can minimize the presence of contaminants, reducing friction and wear.
Challenge: Component Damage
Contaminants can cause pitting, scratching, and other damage to bearing surfaces, leading to decreased performance and potential bearing failure.
Solution: Regular inspections and cleaning routines are essential to prevent the accumulation of contaminants. Using lubricants with appropriate viscosity and additives can also help protect bearing surfaces.
Challenge: Increased Heat and Temperature
Contaminants can create heat and increase operating temperatures due to increased friction, which can negatively impact bearing performance.
Solution: Clean lubricants with proper viscosity and thermal stability are essential to dissipate heat effectively. Maintaining proper lubrication levels helps manage temperature rise.
Challenge: Corrosion
Moisture and certain contaminants can lead to corrosion of bearing surfaces, which compromises their structural integrity.
Solution: Proper storage and handling of bearings, as well as using corrosion-resistant lubricants, can mitigate the risk of corrosion. Seals and shields also provide additional protection against moisture ingress.
Challenge: Lubricant Breakdown
Contaminants and high operating temperatures can cause lubricants to degrade over time, reducing their lubricating properties.
Solution: Monitoring lubricant condition and replenishing or changing it at appropriate intervals helps maintain its effectiveness. Using lubricants with good oxidation resistance is also important.
Lubricant contamination in sliding bearings can significantly impact their performance and longevity. Implementing proper maintenance practices, using clean and suitable lubricants, and employing effective sealing mechanisms are key strategies to address these challenges and ensure optimal sliding bearing operation.
Signs of Wear or Damage in Sliding Bearings and Replacement Timing
Recognizing signs of wear or damage in sliding bearings is crucial for maintaining the performance and integrity of machinery and equipment. Here are the common signs to look for and the appropriate timing for replacement:
Increased Friction and Heat: If you notice higher levels of friction or heat around the bearing area, it could indicate that the bearing surfaces are experiencing excessive wear. Over time, this can lead to reduced efficiency and potentially cause further damage to the bearing and surrounding components.
Abnormal Noise: Unusual noises, such as grinding, squeaking, or knocking sounds, can indicate wear or damage within the sliding bearings. These noises are often caused by metal-to-metal contact or irregular movement of the bearing surfaces.
Uneven Wear Patterns: Inspect the bearing surfaces for uneven wear patterns, pitting, or scoring. These signs suggest that the bearing is not distributing the load properly, leading to localized damage and reduced performance.
Reduced Performance: If you notice a decline in the overall performance of the machinery or equipment, such as decreased output, slower operation, or reduced precision, it could be due to compromised sliding bearings.
Excessive Vibration: Excessive vibration can be a result of misaligned or damaged sliding bearings. Vibrations can affect the stability of the machinery and lead to premature wear of other components.
Visible Debris or Contamination: If you observe signs of debris, contaminants, or metal particles in the lubricant or around the bearing area, it could indicate wear or damage. Contaminants can accelerate wear and cause abrasive damage to the bearing surfaces.
Leakage of Lubricant: Sliding bearings often require proper lubrication to function effectively. If you notice a significant amount of lubricant leakage or seepage, it might be a sign that the bearing seals are compromised, which can lead to inadequate lubrication and accelerated wear.
Replacement Timing: It’s essential to replace sliding bearings as soon as signs of wear or damage are detected. Delaying replacement can lead to further deterioration, increased downtime, and potential damage to other components. Regular maintenance and inspections can help catch these issues early and prevent costly breakdowns.
Overall, monitoring the condition of sliding bearings through routine inspections and addressing signs of wear promptly can help ensure the longevity, efficiency, and reliability of machinery and equipment.
Impact of Proper Lubrication on Sliding Bearings
Proper lubrication plays a critical role in the performance and longevity of sliding bearings. Here’s how it affects their operation:
- Reduced Friction and Wear: Lubrication forms a thin film between the sliding surfaces of the bearing, reducing direct metal-to-metal contact. This minimizes friction and wear, which can significantly extend the bearing’s lifespan.
- Heat Dissipation: Lubricants help dissipate heat generated during operation by carrying away excess heat from the friction zones. This prevents overheating and potential damage to the bearing and surrounding components.
- Corrosion Prevention: Lubricants provide a protective barrier against moisture and corrosive substances, preventing the formation of rust and corrosion on the bearing surfaces.
- Sealing Effect: Proper lubrication can help create a sealing effect that prevents contaminants from entering the bearing, maintaining a clean and efficient operating environment.
- Noise and Vibration Reduction: Adequate lubrication helps dampen noise and reduce vibration caused by friction between bearing surfaces. This contributes to quieter and smoother operation.
- Enhanced Load Distribution: Lubrication ensures even load distribution across the bearing surfaces, preventing localized wear and extending the bearing’s overall life.
- Stability and Performance: Proper lubrication maintains consistent performance and stability by minimizing variations in friction and reducing the risk of sudden failures.
- Seizure Prevention: Lubricants prevent sliding surfaces from seizing or sticking together, even during periods of prolonged inactivity.
- Optimized Efficiency: Well-lubricated bearings experience less energy loss due to friction, resulting in improved overall efficiency of the machinery.
Choosing the right lubricant type, viscosity, and lubrication interval is crucial to ensuring the optimal performance and durability of sliding bearings. Regular maintenance and monitoring of lubrication levels are essential to prevent issues and extend the bearing’s service life.
editor by CX 2024-05-15
China Custom Hebei High Speed High Quality Gearbox Windows Sliding Sliding Gate Roller 25*62*17 6305 Deep Groove Ball Bearings double row ball bearing
Product Description
Product Parameters
| Product Name | Deep Groove Ball Bearings | |
| Brand Name | NMN | |
| Material | Chrome Steel GCr15 Stainless Steel Ceramic Nylon | |
| Cage | Steel Brass Nylon | |
| Weight(kg) | 0.2193 | |
| Clearance | C0 C2 C3 C4 C5 | |
| Seals Type | Open Z 2Z 2RS Znr 2RS1 2rsh 2rsl 2znr | |
| Precision Grade | P0 P6 P5 P4 P2 | |
| Vibration | V1 V2 V3 V4 | |
| Quality | ABEC1, 3, 5, 7,9 | |
| Load Rating(kN) | Cr | 21.2 |
| Cor | 10.9 | |
| Limiting Speed | Oil | 13000 |
| Grease | 10000 | |
| Service | OEM ODM | |
| Sample | Available | |
| Port | HangZhou/ZheJiang | |
Product Details
Single row deep groove ball bearings are used in a wide variety of applications, they are simple in design, non-separable, suitable for high speeds and are robust in operation, and need little maintenance. Deep raceway grooves and the close conformity between the raceway grooves and the balls enable deep groove ball bearings to accommodate axial loads in both directions, in addition to radial loads.
6305 bearing has the advantages of low noise, low friction and high speed, and is equipped with sealing cover, grease, etc., to extend the life of the product.
We provide OEM, ODM and other services, and provide you with relevant consulting information to help you with bearing selection, clearance configuration, product life and reliability analysis. We offer localized shipping solutions to save your shipping costs.
We can provide free samples, can accept custom LOGO or drawings, can design packaging according to requirements.
Bearing Models
| Number | Specifiction | Load Rating (KN) | Limiting Speed (r/min) | Weight(Kg/pc) | |||||
| d(mm) | D(mm) | B(mm) | r(mm) | Cr | Cor | Grease | Oil | ||
| 6300 | 10 | 35 | 11 | 0.6 | 8.2 | 3.5 | 15000 | 21000 | 0.053 |
| 6301 | 12 | 37 | 12 | 1.0 | 9.7 | 4.2 | 14000 | 20000 | 0.06 |
| 6302 | 15 | 42 | 13 | 1.0 | 11.4 | 5.45 | 13000 | 18000 | 0.082 |
| 6303 | 17 | 47 | 14 | 1.0 | 13.5 | 6.55 | 12000 | 17000 | 0.115 |
| 6304 | 20 | 52 | 15 | 1.1 | 15.9 | 7.9 | 11000 | 15000 | 0.144 |
| 6305 | 25 | 62 | 17 | 1.1 | 21.2 | 10.9 | 10000 | 13000 | 0.2193 |
| 6306 | 30 | 72 | 19 | 1.1 | 26.7 | 15 | 8000 | 10000 | 0.3498 |
| 6307 | 35 | 80 | 21 | 1.5 | 33.5 | 19.1 | 6800 | 8000 | 0.4542 |
| 6308 | 40 | 90 | 23 | 1.5 | 40.5 | 24 | 5800 | 7200 | 0.6394 |
| 6309 | 45 | 100 | 25 | 1.5 | 53 | 32 | 5000 | 6200 | 0.8362 |
| 6310 | 50 | 110 | 27 | 2.0 | 62 | 38.5 | 4400 | 5500 | 1.0822 |
| 6311 | 55 | 120 | 29 | 2.0 | 74.1 | 45 | 4200 | 5300 | 1.35 |
| 6312 | 60 | 130 | 31 | 2.1 | 85.2 | 52 | 4000 | 5100 | 1.7 |
| 6313 | 65 | 140 | 33 | 2.1 | 97.5 | 60 | 3900 | 5000 | 2.1 |
| 6314 | 70 | 150 | 35 | 2.1 | 111 | 68 | 3800 | 4800 | 2.5 |
| 6315 | 75 | 160 | 37 | 2.1 | 119 | 76.5 | 3600 | 5600 | 3 |
| 6403 | 17 | 62 | 17 | 1.1 | 22.7 | 10.8 | 14000 | 1600 | 0.27 |
| 6404 | 20 | 72 | 19 | 1.1 | 28.5 | 13.9 | 12000 | 14000 | 0.4 |
| 6405 | 25 | 80 | 21 | 1.5 | 34.5 | 17.5 | 10000 | 12000 | 0.53 |
| 6406 | 30 | 90 | 23 | 1.5 | 43.5 | 25 | 8800 | 10000 | 0.735 |
| 6407 | 35 | 100 | 25 | 1.5 | 55 | 31 | 7800 | 9100 | 0.952 |
| 6408 | 40 | 110 | 27 | 2 | 63.5 | 36.5 | 7000 | 8200 | 1.23 |
| 6409 | 45 | 120 | 29 | 2 | 77 | 40 | 6300 | 7400 | 1.53 |
| 6410 | 50 | 130 | 31 | 2.1 | 83 | 43 | 5700 | 6700 | 1.88 |
| 6411 | 55 | 140 | 33 | 2.1 | 89 | 49.5 | 5200 | 6100 | 2.29 |
| 6412 | 60 | 150 | 35 | 2.1 | 102 | 0.49 | 4800 | 5700 | 2.77 |
| 6413 | 65 | 160 | 37 | 2.1 | 111 | 0.68 | 4400 | 5200 | 3.3 |
| 6414 | 70 | 180 | 42 | 3 | 128 | 0.885 | 4100 | 4800 | 4.83 |
| 6415 | 75 | 190 | 45 | 3 | 138 | 99 | 3800 | 4500 | 5.72 |
| 6416 | 80 | 200 | 48 | 3 | 164 | 125 | 3600 | 4200 | 6.76 |
| 6417 | 85 | 210 | 52 | 4 | 165 | 128 | 3400 | 4000 | 7.95 |
| 6418 | 90 | 225 | 54 | 4 | 184 | 149 | 3200 | 3800 | 11.4 |
| 6419 | 95 | 240 | 55 | 4 | 186 | 153 | 3000 | 3500 | 13.4 |
| 6420 | 100 | 250 | 58 | 4 | 206 | 175 | 2900 | 3400 | 15 |
Packaging & Shipping
·Plastic rolling packing + Plastic bag + Paper carton
·Single Box + Plastic rolling packing + Plastic bag + Paper carton+pallet
·According to customer requirement
Applications
About Us
ZheJiang CZPT Bearing Group is a professional bearing manufacturer and exporter in China. We have been engaged in bearing industry for 20 years. Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our production is strictly executed with ISO9001 and ISO14001. Our products are mainly exported to Singapore, South Kora, Vietnam, Thailand, Turkey, Pakistan, Australia, Polan, France, UK, South America, USA, South Africa and other countries and regions of the world, with great public praise of high quality and reasonable price.
Company Profile
FAQ
1.Q:Could you supply free sample of bearing for our test?
A:Yes. Please afford the express fee and we will send you the sample within your first order.
2.Q:Sample time?
A:Within 3-4 days.
3.Q:Are you a factory or a Trade Company for Bearing ?
A:We are the factory.
4.Q:Whether you could make your products by our color?
A:Yes, The color of products can be customized if you can meet our MOQ.
5.Q:Could you accept OEM and customize?
A:Yes, OEM and ODM are accepted and we can customize for you according to sample or drawing.
6.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,especialy big bearings.
We sincerely hope we can build a long term relationship with all the clients and we also have great confidence in cooperating with every potential customer by most premium service and competitive price.
Welcome your inquiry and welcome your visit.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | Nmn |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 0.01/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Advancements in Sliding Bearing Technology
Recent years have witnessed significant advancements in sliding bearing technology, leading to improved performance, durability, and efficiency in various applications. Some notable developments include:
Self-Lubricating Materials: The use of advanced self-lubricating materials, such as composite polymers and solid lubricants, has reduced the need for external lubrication, enhancing maintenance-free operation.
Nano-Coatings: Nano-coatings with improved wear resistance and reduced friction have been applied to sliding bearings, extending their lifespan and optimizing performance in demanding environments.
Improved Friction Management: Advanced surface texturing and micro-grooving techniques have been employed to manage friction and reduce wear, contributing to smoother operation and increased efficiency.
Bearing Monitoring Systems: Integration of sensors and monitoring systems allows real-time tracking of bearing health, enabling predictive maintenance and reducing unexpected downtime.
Customization: Modern manufacturing techniques, such as 3D printing and precision machining, allow for customized sliding bearings tailored to specific applications, improving overall system performance.
Environmentally Friendly Solutions: Development of environmentally friendly lubricants and materials ensures compliance with regulations and minimizes the impact of sliding bearing technology on the environment.
High-Load Capacities: Advances in material science and engineering have led to sliding bearings with increased load-carrying capacities, making them suitable for heavy-duty applications.
Enhanced Wear Resistance: Improved material compositions and surface treatments have enhanced wear resistance, reducing the need for frequent replacements and maintenance.
Reduced Noise and Vibration: Innovations in design and materials have resulted in sliding bearings that produce less noise and vibration, contributing to quieter and more comfortable machinery operation.
Integration with IoT: Integration of sliding bearings into the Internet of Things (IoT) networks allows for remote monitoring and optimization of bearing performance.
Digital Twin Technology: Digital twin simulations are being used to model sliding bearing behavior, aiding in design optimization and performance prediction.
Efficiency in High-Temperature Environments: Advancements in heat-resistant materials have enabled sliding bearings to operate efficiently in high-temperature industrial applications.
These advancements collectively contribute to the evolution of sliding bearing technology, making them more reliable, durable, and adaptable to a wide range of industrial and commercial applications.
Impact of Materials on Sliding Bearing Performance and Durability
The choice of materials used in sliding bearings significantly influences their performance, longevity, and suitability for specific applications. Different materials offer varying characteristics that affect factors such as friction, wear resistance, load capacity, and corrosion resistance. Here are some common materials and their effects:
- Bronze Bearings: Bronze bearings, often made from bronze alloys, offer good load-carrying capacity and resistance to wear. They are suitable for applications with moderate to heavy loads and low to moderate speeds. Bronze bearings also have good heat dissipation properties.
- Steel Bearings: Steel bearings, particularly those made from stainless steel, provide excellent corrosion resistance and are suitable for applications exposed to harsh environments or moisture. Steel bearings are often used in marine and food processing industries.
- Polymer Bearings: Polymer bearings, such as those made from materials like PTFE (polytetrafluoroethylene) or nylon, offer low friction and self-lubricating properties. They are suitable for applications where minimizing friction and wear is critical.
- Composite Bearings: Composite bearings combine different materials to achieve specific performance characteristics. For instance, they might feature a polymer matrix with embedded reinforcing fibers for improved load capacity and wear resistance.
- Graphite Bearings: Bearings with graphite as a lubricating element can operate without additional lubrication in certain conditions, reducing maintenance needs and offering self-lubricating properties.
The selection of materials should consider factors such as the application’s operating conditions, load requirements, speed, temperature, and the presence of corrosive substances. The right material choice ensures optimal performance, durability, and minimal maintenance for sliding bearings.
Impact of Proper Lubrication on Sliding Bearings
Proper lubrication plays a critical role in the performance and longevity of sliding bearings. Here’s how it affects their operation:
- Reduced Friction and Wear: Lubrication forms a thin film between the sliding surfaces of the bearing, reducing direct metal-to-metal contact. This minimizes friction and wear, which can significantly extend the bearing’s lifespan.
- Heat Dissipation: Lubricants help dissipate heat generated during operation by carrying away excess heat from the friction zones. This prevents overheating and potential damage to the bearing and surrounding components.
- Corrosion Prevention: Lubricants provide a protective barrier against moisture and corrosive substances, preventing the formation of rust and corrosion on the bearing surfaces.
- Sealing Effect: Proper lubrication can help create a sealing effect that prevents contaminants from entering the bearing, maintaining a clean and efficient operating environment.
- Noise and Vibration Reduction: Adequate lubrication helps dampen noise and reduce vibration caused by friction between bearing surfaces. This contributes to quieter and smoother operation.
- Enhanced Load Distribution: Lubrication ensures even load distribution across the bearing surfaces, preventing localized wear and extending the bearing’s overall life.
- Stability and Performance: Proper lubrication maintains consistent performance and stability by minimizing variations in friction and reducing the risk of sudden failures.
- Seizure Prevention: Lubricants prevent sliding surfaces from seizing or sticking together, even during periods of prolonged inactivity.
- Optimized Efficiency: Well-lubricated bearings experience less energy loss due to friction, resulting in improved overall efficiency of the machinery.
Choosing the right lubricant type, viscosity, and lubrication interval is crucial to ensuring the optimal performance and durability of sliding bearings. Regular maintenance and monitoring of lubrication levels are essential to prevent issues and extend the bearing’s service life.
editor by CX 2024-05-14
China supplier 100mm Customized Bearing Steel Chrome Linear Guide Shaft, Sliding Bearing Bar double row ball bearing
Product Description
product/gOhtldeWncUG/China-Factory-Supply-Hard-Chrome-Plated-Gcr15-S45c-Material-Induction-Hardness-Linear-Shaft.html100mm Customized Bearing Steel Chrome Linear Xihu (West Lake) Dis. Shaft, Sliding Bearing Bar
Product Description
Linear Shaft is the guiding effect of sliding bearing, which can make the products of linear motion.
The necessary conditions required by the linear motion system is: Simple design, the best performance, low maintenance cost, using the selected durable material, high-frequency heat treatment, the accurate outside
Diameter size, roundness, really straight and surface treatment, etc.
Linear Shaft (Linear rod; Steel bar; Optical axis)
|
Model No. |
WCS SFC WC SF series 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 13mm, 16mm, 20mm, |
|
Material |
45# steel,GCR15,SUS440C |
|
OEM & ODM |
Yes |
|
Hardened layer thickness |
0.8mm-3mm
|
|
Length |
0-6000mm (If you need above 6000mm, we can anti-connect for you) |
|
Precision |
G6 H6 G7 H7 customized |
|
Roughness |
Within 1.5μm |
|
Straightness |
Not excess 1.5μm of 100mm (Rmax) |
|
OEM & ODM |
We are Professional bearing manufactory in China, the bearing of High Quality can be OEM & Customized |
Linear Shaft Application:
1. Solid shaft
Generally applicable to industrial robots, as a professional measuring instruments, medical equipment, precision machine tools, aircraft shaft, pneumatic mandrel movement part.
2. Hollow shaft
With its weight to reduce equipment, simplify the structure of the advantages, you can then wear the internal measurement of wire, compressed air, can also add lubricants and hydraulic oil.
3. Stainless steel shaft
It’s generally suitable for use as a part of the measurement in the presence of chemicals such as chemicals, seawater and other
Substances.
Special machining shafts are finely finished after heat treatment with hard chrome plating for all types of automation equipment.
Special Machining for Linear Shaft:
1. For the Length
We can offer linear shaft with diameterφ5mm-φ150mm. Maxium length up to 6000mm.
When you are special requirements on length, we can meet your machining requirements with different length.
When you request above 6000mm, we can anti-connect for you.
2. For Special Processing
When you have special requirements on machining. Such as threading, coaxial holes drilled and tapped, radial holes drilled and tapped, reduced shaft diameter etc, we can machine for you, and these special machines are finished after heat treatment and hard chromic so that ensure the precision of product.
Send us your detailed sketch or blue print for propmt quotation and action, you should be satisfied with our service.
Packing
1.Pipe
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Feature: | Linear Shaft |
|---|---|
| Function: | Ordinary |
| Flange Shape: | Circular |
| Shape: | Circular |
| Series: | 3mm-150mm |
| Material: | Bearing Steel |
| Customization: |
Available
| Customized Request |
|---|
Challenges of Lubricant Contamination in Sliding Bearings and Solutions
Lubricant contamination in sliding bearings can lead to various challenges that impact performance and longevity. Here are some challenges and solutions:
Challenge: Reduced Lubrication Effectiveness
Contaminants such as dust, dirt, moisture, and foreign particles can compromise the lubricant’s ability to provide effective lubrication between bearing surfaces.
Solution: Regular maintenance practices involving cleaning and relubrication help remove contaminants and restore the lubricant’s effectiveness. Proper seals and shields can also prevent contaminants from entering the bearing.
Challenge: Increased Friction and Wear
Contaminants in the lubricant can create abrasive particles that increase friction and accelerate wear on bearing surfaces.
Solution: Using high-quality, clean lubricants and implementing effective filtration systems can minimize the presence of contaminants, reducing friction and wear.
Challenge: Component Damage
Contaminants can cause pitting, scratching, and other damage to bearing surfaces, leading to decreased performance and potential bearing failure.
Solution: Regular inspections and cleaning routines are essential to prevent the accumulation of contaminants. Using lubricants with appropriate viscosity and additives can also help protect bearing surfaces.
Challenge: Increased Heat and Temperature
Contaminants can create heat and increase operating temperatures due to increased friction, which can negatively impact bearing performance.
Solution: Clean lubricants with proper viscosity and thermal stability are essential to dissipate heat effectively. Maintaining proper lubrication levels helps manage temperature rise.
Challenge: Corrosion
Moisture and certain contaminants can lead to corrosion of bearing surfaces, which compromises their structural integrity.
Solution: Proper storage and handling of bearings, as well as using corrosion-resistant lubricants, can mitigate the risk of corrosion. Seals and shields also provide additional protection against moisture ingress.
Challenge: Lubricant Breakdown
Contaminants and high operating temperatures can cause lubricants to degrade over time, reducing their lubricating properties.
Solution: Monitoring lubricant condition and replenishing or changing it at appropriate intervals helps maintain its effectiveness. Using lubricants with good oxidation resistance is also important.
Lubricant contamination in sliding bearings can significantly impact their performance and longevity. Implementing proper maintenance practices, using clean and suitable lubricants, and employing effective sealing mechanisms are key strategies to address these challenges and ensure optimal sliding bearing operation.
Contribution of Sliding Bearings to Hydraulic Systems and Pumps
Sliding bearings play a crucial role in ensuring the smooth and efficient operation of hydraulic systems and pumps. Here’s how they contribute to these applications:
Load Distribution: Sliding bearings distribute the axial and radial loads generated by hydraulic components, such as pistons and impellers, across their surfaces. This helps prevent localized stress and ensures uniform load distribution, enhancing the overall stability of the system.
Reduced Friction: Sliding bearings minimize friction between moving parts within hydraulic systems and pumps. This friction reduction leads to lower energy consumption and less heat generation, contributing to improved efficiency and reduced wear and tear.
Fluid Film Formation: Properly lubricated sliding bearings create a fluid film between their surfaces. This fluid film serves as a barrier that prevents direct contact between the bearing surfaces, reducing friction and wear and enabling smooth movement even at high speeds.
Sealing Function: Sliding bearings often incorporate seals to prevent the ingress of contaminants, such as dirt and moisture, into the hydraulic system or pump. This sealing function helps maintain the integrity of the system’s components and extends their lifespan.
Alignment Compensation: In hydraulic systems, sliding bearings can compensate for minor misalignments between components, such as shafts and impellers. This ability to accommodate misalignment contributes to reduced stress and longer component life.
Quiet Operation: Sliding bearings help dampen vibrations and noise generated during the operation of hydraulic systems and pumps. This contributes to quieter and more comfortable working environments.
Customization: Sliding bearings can be designed and customized to meet the specific requirements of different hydraulic systems and pumps. This adaptability ensures optimal performance and longevity.
Overall, sliding bearings enhance the reliability, efficiency, and longevity of hydraulic systems and pumps by minimizing friction, distributing loads, facilitating smooth movement, and providing protection against contaminants. Their contribution is essential to achieving consistent and precise fluid transfer and power generation in various industrial applications.
Design Principles and Functions of Sliding Bearings
Sliding bearings, also known as plain bearings or journal bearings, operate on the principle of providing a low-friction interface between two moving surfaces. The design of sliding bearings is based on creating a film of lubrication between the bearing surface and the shaft or journal it supports. This film of lubrication separates the two surfaces and minimizes direct metal-to-metal contact, reducing friction and wear.
The main components and design principles of sliding bearings include:
- Bearing Material: Sliding bearings are typically made from materials with good wear resistance and self-lubricating properties, such as bronze, brass, or various polymers. These materials help reduce friction and prevent excessive wear.
- Lubrication: Lubrication is crucial for the proper functioning of sliding bearings. It can be provided by an external lubricant, solid lubricants embedded in the bearing material, or a combination of both. The lubrication forms a protective layer that reduces direct contact and minimizes friction.
- Clearance: Sliding bearings are designed with a specific clearance between the bearing and the shaft to accommodate the lubricating film and allow for proper movement. This clearance prevents seizing and binding of the bearing.
- Load Distribution: The design of sliding bearings ensures that the load is distributed over a larger surface area to prevent excessive stress on any single point. This feature is essential for handling heavy loads in industrial applications.
- Alignment and Misalignment: Sliding bearings can tolerate small misalignments between the bearing and the shaft. This flexibility allows them to accommodate minor shifts caused by thermal expansion, vibration, or other factors.
- Heat Dissipation: Sliding bearings can generate frictional heat during operation. Proper design includes features to facilitate heat dissipation and prevent overheating that could lead to premature wear.
- Application-Specific Design: The design of sliding bearings can vary based on the specific application requirements, including load capacity, speed, operating temperature, and environmental conditions.
The functions of sliding bearings include providing support to rotating or sliding shafts, reducing friction, absorbing and distributing loads, allowing for misalignment, and offering smooth movement even in dirty or contaminated environments. Sliding bearings are commonly used in various industrial machinery and equipment, including engines, pumps, conveyors, and manufacturing equipment.
Overall, the design principles and functions of sliding bearings make them suitable for applications where low friction, durability, load-bearing capacity, and adaptability to varying conditions are essential.
editor by CX 2024-05-10
China factory Various Sliding Door&Window 693 Low Noise Cheap Price Plastic Nylon Bearing with Smooth Ball Size 3*8*4mm bearing distributors
Product Description
Detailed Photos
Real Photos:
Material Detail:
Product Description
POM nylon ball bearings introduction :
POM plastic bearings , PP plastic bearing POM and PA materials with good mechanical strength and wear resistance , suitable for the production of more sophisticated plastic bearings, working temperature from -60 °C ~ 100 °C, high strength and smooth surface , basically does not appear tension , its good self-lubricating properties and low coefficient of friction , while maintaining the traditional advantages of plastic bearings on the basis of precise and can be used in high speed operation
Features:
(1) rigidity, high hardness , even at low temperatures , high impact strength
(2) good excellent elasticity , creep resistance ;
(3) high thermal stability and very good dimensional stability ;
(4)good sliding properties , wear resistance ;
(5) physiologically inert , suitable for contact with food.
(6) Even in strong acid and strong oxidizing agents, poor paint adhesion
| Item | Plastic Bearing | Quality Control Process | 1.Assembly 2. Windage test 3. Cleaning 4.Rotary test 5.Greasing and gland 6.Noise inspection 7.Appearance inspection 8.Rust prevention 9.Product packaging |
| OEM ODM | Technical drawing or sample is needed | d(mm) | 3 |
| Original | ZheJiang , China | D(mm) | 8 |
| Ring Material | Plastic/Steel | B(mm) | 4 |
| Cage Material | Plastic | Number of row | single |
| Tolerance | P0 P6 P5 P2 P4 or as Requested | Clearance | C0 C2 C3 C4 |
| Vibration | V1 V2 V3 or as Requested | Noise | Z1 Z2 Z3 Z4 |
| MOQ | 1000 pcs | Application | Motor/electric/sliding/furniture accessories/ Skateboard/etc. |
| Feature | heavy-duty,adjustable,low noise, easy installation,sliding smoothly,long life,standard,customized,etc | Leading Time | According to the order q’ty |
Company Profile
All bearings in our factory adopt international quality standards. The complete equipment, strict quality control, advanced Japanese technology and quality service provide a guarantee to supply the high-quality bearings for our customers. Domestic sales and service network has covered 15 major cities in China, meanwhile our bearing has sold more than 60 overseas countries and regions.
Our bearings have been widely used in agriculture, textiles, mining, printing and packaging industries, in addition to applications in airports, air conditioning systems, conveyors and ship also applied.
Other Product
Packaging & Shipping
Delivery
1.Samples will be shipped by courier as FedEx,UPS,DHL,etc.
2.More than 3000 set bearings, it is recommended to be shipped by sea (sea transportation).
Packaging Details
Packaging
A.Polybag +Box+Carton
B.B.Tube+Box+Carton
C.As per customer’s request
We have kinds of packages, such as plastic bags, cartons, special boxes. We use different packages based on the products and our customers’ requirements.
Port :HangZhou
FAQ:
1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Bearing cage,Bearing pulley,Plastic producs,Miniature bearing,Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese,F
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 0.5/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Contribution of Sliding Bearings to Agricultural Machinery and Equipment
Sliding bearings play a crucial role in enhancing the functionality and efficiency of various agricultural machinery and equipment. Here’s how they contribute:
Smooth Movement: Sliding bearings provide smooth and low-friction movement in agricultural machinery, ensuring efficient operation of components like pivots, linkages, and joints.
Load Distribution: Sliding bearings distribute loads evenly across surfaces, reducing stress on components and extending the lifespan of agricultural equipment.
Durability: Sliding bearings are designed to withstand harsh conditions commonly encountered in agriculture, such as exposure to dirt, debris, and moisture.
Low Maintenance: Sliding bearings require minimal maintenance due to their self-lubricating properties, reducing downtime and operational costs.
Vibration Dampening: Sliding bearings help dampen vibrations in agricultural machinery, improving operator comfort and reducing wear on components.
Enhanced Precision: Sliding bearings ensure precise movement in equipment like planting and harvesting machinery, contributing to accurate and consistent operations.
Versatility: Sliding bearings are used in a wide range of agricultural applications, including tractors, combines, plows, irrigation systems, and more.
Cost Efficiency: Sliding bearings provide a cost-effective solution for agricultural machinery, offering long service life and reducing the need for frequent replacements.
Reliability: Sliding bearings offer reliable performance even in challenging agricultural environments, contributing to the overall reliability of the equipment.
Environmental Adaptability: Sliding bearings can handle varying weather conditions and exposure to agricultural chemicals without compromising performance.
Overall, sliding bearings play a vital role in ensuring the smooth operation, durability, and performance of agricultural machinery and equipment, contributing to increased productivity and reduced maintenance requirements in the agriculture sector.
Contribution of Sliding Bearings to Hydraulic Systems and Pumps
Sliding bearings play a crucial role in ensuring the smooth and efficient operation of hydraulic systems and pumps. Here’s how they contribute to these applications:
Load Distribution: Sliding bearings distribute the axial and radial loads generated by hydraulic components, such as pistons and impellers, across their surfaces. This helps prevent localized stress and ensures uniform load distribution, enhancing the overall stability of the system.
Reduced Friction: Sliding bearings minimize friction between moving parts within hydraulic systems and pumps. This friction reduction leads to lower energy consumption and less heat generation, contributing to improved efficiency and reduced wear and tear.
Fluid Film Formation: Properly lubricated sliding bearings create a fluid film between their surfaces. This fluid film serves as a barrier that prevents direct contact between the bearing surfaces, reducing friction and wear and enabling smooth movement even at high speeds.
Sealing Function: Sliding bearings often incorporate seals to prevent the ingress of contaminants, such as dirt and moisture, into the hydraulic system or pump. This sealing function helps maintain the integrity of the system’s components and extends their lifespan.
Alignment Compensation: In hydraulic systems, sliding bearings can compensate for minor misalignments between components, such as shafts and impellers. This ability to accommodate misalignment contributes to reduced stress and longer component life.
Quiet Operation: Sliding bearings help dampen vibrations and noise generated during the operation of hydraulic systems and pumps. This contributes to quieter and more comfortable working environments.
Customization: Sliding bearings can be designed and customized to meet the specific requirements of different hydraulic systems and pumps. This adaptability ensures optimal performance and longevity.
Overall, sliding bearings enhance the reliability, efficiency, and longevity of hydraulic systems and pumps by minimizing friction, distributing loads, facilitating smooth movement, and providing protection against contaminants. Their contribution is essential to achieving consistent and precise fluid transfer and power generation in various industrial applications.
Considerations for Selecting Sliding Bearings
When choosing a sliding bearing for a specific application, several key factors should be taken into consideration:
- Load Capacity: Determine the maximum load the bearing will need to support. This includes both radial and axial loads, as well as any dynamic or static loads.
- Operating Conditions: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Different materials and coatings may be required for harsh conditions.
- Lubrication: Choose the appropriate lubrication method based on the application. Consider factors such as the frequency of lubrication, the availability of lubrication points, and the compatibility of lubricants with the bearing material.
- Speed and Motion: Evaluate the speed and type of motion the bearing will experience. Higher speeds may require special considerations for heat dissipation and lubrication.
- Alignment and Misalignment: Determine if the bearing will need to accommodate misalignment between the shaft and the bearing housing. Some applications may require self-aligning or spherical bearings.
- Wear Resistance: Choose a bearing material that offers good wear resistance to prevent premature wear and extend the bearing’s lifespan.
- Noise and Vibration: Consider the impact of noise and vibration on the application. Bearings with proper damping properties can help reduce noise and vibration levels.
- Maintenance Requirements: Assess the ease of maintenance, including lubrication intervals, accessibility of lubrication points, and the need for regular inspections.
- Cost and Availability: Compare the cost of the bearing with its expected performance and lifespan. Also, ensure that the chosen bearing type and size are readily available.
- Application-Specific Considerations: Some applications may have unique requirements, such as corrosion resistance, electrical insulation, or compatibility with food-grade standards.
By carefully considering these factors, you can select a sliding bearing that meets the specific needs of your application, ensuring reliable performance and longevity.
editor by CX 2024-05-09
China Professional Window Wheel Ball Bearing U V H Groove Sliding Door Window Roller Aluminum Window Roller bearing driver
Product Description
Product Description
Company Profile
ZheJiang CZPT Bearing Co., Ltd. is affiliated to ZheJiang Kaidi Bearing Group – a specialized manufacturer of kinds of bearings for about 20 years.
Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our Products
ZheJiang CZPT Bearing Co., Ltd. is a specialized manufacturer of ball bearings for about 20 years. Our main products include:
1, Miniature Bearings: like 608, 609, 625, 626, 693, 695, etc;
2, Deep Groove Ball Bearings: like 6000, 6200, 6300, 6800, 6900, 16000 Series;
3,Non-Standard Bearings: U grooved bearings, V grooved bearings, double grooved bearings, bearing rollers with or without plastic injection. 4,Pillow Block Bearing: UCP/ UCF/ UCFL;
5,Tapered Roller Bearings
6,Linear Motion Bearings
Processing Process
we have manufacture bearing more than 20 years, and can produce different style of bearings. Our factory starts production from raw materials. We have a 20-person R&D team and launch a new product every 5 days. We have more than 600 people to produce bearing team, we produce products, the price is the most competitive in China.
Packaging & Shipping
Our Activities
FAQ
|
1.Q:Do you know the Detail Size for the Bearing ? 2.Q: This Size of Bearing is common parts? 3.Q:Are you a factory or a Trade Company for Bearing ? 4.Q:How many the MOQ of the Bearing? 5.Q:Could you supply free sample of bearing for our test? 6.Q:Could you accept OEM and customize? 7.Q:Do you have stocks? |
Contact Us
Jane
ZheJiang CZPT Bearing Co., Ltd.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Thrust Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 0.05/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Impact of Materials on Sliding Bearing Performance and Durability
The choice of materials used in sliding bearings significantly influences their performance, longevity, and suitability for specific applications. Different materials offer varying characteristics that affect factors such as friction, wear resistance, load capacity, and corrosion resistance. Here are some common materials and their effects:
- Bronze Bearings: Bronze bearings, often made from bronze alloys, offer good load-carrying capacity and resistance to wear. They are suitable for applications with moderate to heavy loads and low to moderate speeds. Bronze bearings also have good heat dissipation properties.
- Steel Bearings: Steel bearings, particularly those made from stainless steel, provide excellent corrosion resistance and are suitable for applications exposed to harsh environments or moisture. Steel bearings are often used in marine and food processing industries.
- Polymer Bearings: Polymer bearings, such as those made from materials like PTFE (polytetrafluoroethylene) or nylon, offer low friction and self-lubricating properties. They are suitable for applications where minimizing friction and wear is critical.
- Composite Bearings: Composite bearings combine different materials to achieve specific performance characteristics. For instance, they might feature a polymer matrix with embedded reinforcing fibers for improved load capacity and wear resistance.
- Graphite Bearings: Bearings with graphite as a lubricating element can operate without additional lubrication in certain conditions, reducing maintenance needs and offering self-lubricating properties.
The selection of materials should consider factors such as the application’s operating conditions, load requirements, speed, temperature, and the presence of corrosive substances. The right material choice ensures optimal performance, durability, and minimal maintenance for sliding bearings.
Common Applications and Industries of Sliding Bearings
Sliding bearings are utilized across a wide range of applications and industries due to their unique advantages. Some common applications and industries where sliding bearings are commonly used include:
- Automotive Industry: Sliding bearings are found in engines, transmissions, suspension systems, and various automotive components.
- Industrial Machinery: They are used in manufacturing equipment, conveyors, printing machines, and more.
- Power Generation: Sliding bearings are crucial in turbines, generators, and power transmission systems.
- Aerospace: They play a role in aircraft landing gear, control systems, and propulsion mechanisms.
- Marine: Sliding bearings are used in ship engines, propellers, and steering systems.
- Construction and Mining: They are found in heavy machinery, excavators, loaders, and construction equipment.
- Oil and Gas: Sliding bearings are used in drilling rigs, pumps, compressors, and refineries.
- Railway: They are employed in locomotives, train wheels, and rail systems.
- Medical Equipment: Sliding bearings are used in medical devices, imaging equipment, and surgical instruments.
- Textile Industry: They play a role in weaving machines, spinning frames, and looms.
- Food and Beverage: Sliding bearings are utilized in food processing equipment and packaging machinery.
- Renewable Energy: They are used in wind turbines, solar tracking systems, and other renewable energy applications.
Sliding bearings provide reliable support and smooth motion in various environments, making them essential components in a wide range of industries.
editor by CX 2024-05-09
China Standard Self-Aligning Angular Contact Crankshaft Taper Bushes Cylindrical Rolling Thrust Row Sliding Deep Groove Ball Bearing bearing engineering
Product Description
Self-Aligning Angular Contact Crankshaft Taper Bushes Cylindrical Rolling Thrust Row Sliding Deep Groove Ball Bearing
Product Description
Thrust ball bearings are separable, which can only carry axial load.The single direction bearings of them can only carry axial load in 1 direction,while the double can carry alternation axial load in either direction. Before using they have to be preloaded. The thrust ball bearing are used in lathe centers, automobile clutches, reducers and so on . The double direction angular contact thrust ball bearings are suitable for machine tool spindles, while the single are used to support ball screws.
Product Parameters
Company Profile
HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.
To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products we have a strict quality control system.
Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.
FAQ
1.A:How can I do customized design?
Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design
2.Q: How can I get a sample?
A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.
3.Q: What package do you usually use?
A: Usually we use single box or tape. Also according to customer’s special requirement.
4.Q:How long do you need for production? Or what’s your production lead time?
A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.
5.Q:How long will you guarantee your quality?
A:We supply test report and quality control photos from materials to finished goods during production.
6.Q:How to do after sale service?
A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Product Name: | Thrust Ball Bearing |
|---|---|
| Quality: | High Quality |
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Material: | Bearing Steel |
| Customization: |
Available
| Customized Request |
|---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Enhancing Efficiency of Marine Propulsion Systems with Sliding Bearings
Sliding bearings play a crucial role in enhancing the efficiency of marine propulsion systems and various ship components. Here’s how sliding bearings contribute to the efficiency of maritime applications:
Reduced Friction: Sliding bearings are designed to minimize friction between moving parts. In marine propulsion systems, such as propeller shafts and stern tubes, reduced friction results in less energy loss and improved fuel efficiency.
Smooth Operation: Sliding bearings provide smooth and controlled movement of rotating or linear components. In marine applications, this smooth operation translates to improved maneuverability, reduced vibrations, and enhanced overall performance.
Load Distribution: Sliding bearings distribute loads evenly across bearing surfaces. This even distribution helps prevent localized wear and reduces the risk of premature failure, ensuring reliable operation of ship components.
Resistance to Harsh Environments: Marine environments expose equipment to corrosive saltwater, extreme temperatures, and harsh weather conditions. Sliding bearings are often designed with materials and coatings that offer corrosion resistance and durability, ensuring longevity even in challenging maritime settings.
Enhanced Lubrication: Lubrication is vital for reducing wear and friction in sliding bearings. Many marine applications use advanced lubrication systems that optimize the distribution of lubricants, further reducing friction and improving efficiency.
Space Efficiency: Sliding bearings are compact and require minimal space, making them suitable for marine systems where space is limited. This efficient use of space is particularly important in ship design and layout.
Customization for Specific Needs: Sliding bearings can be tailored to meet the specific requirements of different ship components. This customization ensures that bearings are optimized for their intended functions, further contributing to efficiency.
Reduced Maintenance: Properly designed sliding bearings require less maintenance compared to some other types of bearings. This reduced maintenance need translates to less downtime and increased operational efficiency for marine vessels.
Optimized Performance: Overall, the efficient and reliable performance of sliding bearings in marine propulsion systems and ship components leads to improved energy efficiency, reduced operational costs, and extended service life of the equipment.
By incorporating sliding bearings into marine applications, shipbuilders and operators can achieve enhanced efficiency, reliability, and sustainability in their operations.
Considerations for Selecting Sliding Bearings
When choosing a sliding bearing for a specific application, several key factors should be taken into consideration:
- Load Capacity: Determine the maximum load the bearing will need to support. This includes both radial and axial loads, as well as any dynamic or static loads.
- Operating Conditions: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Different materials and coatings may be required for harsh conditions.
- Lubrication: Choose the appropriate lubrication method based on the application. Consider factors such as the frequency of lubrication, the availability of lubrication points, and the compatibility of lubricants with the bearing material.
- Speed and Motion: Evaluate the speed and type of motion the bearing will experience. Higher speeds may require special considerations for heat dissipation and lubrication.
- Alignment and Misalignment: Determine if the bearing will need to accommodate misalignment between the shaft and the bearing housing. Some applications may require self-aligning or spherical bearings.
- Wear Resistance: Choose a bearing material that offers good wear resistance to prevent premature wear and extend the bearing’s lifespan.
- Noise and Vibration: Consider the impact of noise and vibration on the application. Bearings with proper damping properties can help reduce noise and vibration levels.
- Maintenance Requirements: Assess the ease of maintenance, including lubrication intervals, accessibility of lubrication points, and the need for regular inspections.
- Cost and Availability: Compare the cost of the bearing with its expected performance and lifespan. Also, ensure that the chosen bearing type and size are readily available.
- Application-Specific Considerations: Some applications may have unique requirements, such as corrosion resistance, electrical insulation, or compatibility with food-grade standards.
By carefully considering these factors, you can select a sliding bearing that meets the specific needs of your application, ensuring reliable performance and longevity.
editor by CX 2024-05-08
China wholesaler High Precision Flanged Linear Motion Ball Sliding Bearing drive shaft bearing
Product Description
Essential details:
Type: LINEAR.
Material: Bearing steel/Chrome steel,Gcr15.
Model Number:LMH8.
Project: Flanged linear ball bearing.
Stock: Rich.
Lubrication:Grease & Oil.
Service:OEM & ODM.
Precision Rating:P0 P6 P5 p4 p2.
Feature:Long Life.
Package:package+carton+pallet.
Applicable Industries:Advertising Company, Building Material Shops, Construction works…….
Applications
Linear Bearing:
Linear bearing is a linear motion system, used for linear travel and cylindrical axis.Due to coat point contact ball bearing with bearing, steel ball roll with minimum friction resistance, so the linear bearing small friction, and relatively stable, not over bearing speed changes, and can obtain high sensitivity, high precision of stationary linear motion.
The consumption of linear bearing also has its limitation. The most important 1 is that the bearing has poor impact load capacity and poor bearing capacity.Linear bearing quick and easy to optimize automatic selection included.
Features
Straight line bearing is used in conjunction with quenching straight line drive shaft.A system that moves in an infinite straight line.The load ball bearing and quenching transmission shaft are point contact, so the allowable load is small, but when moving in a straight line, the friction resistance is minimal, the precision is high, and the motion is fast.
Linear Motion Bearings Main Products:
Linear motion ball bearing ,Flanged linear motion ball bearing ,Linear motion ball bearing slide units,Support rail units,Shaft sport,Shafts ,etc. The main type as belows :
Product Parameters
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Feature: | High Precision/Rigidity |
|---|---|
| Function: | Super |
| Flange Shape: | Cutting-Edge |
| Samples: |
US$ 3.6/Piece
1 Piece(Min.Order) | Order Sample linear bearing
|
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
Role of Sliding Bearings in Vibration Dampening and Shock Absorption Applications
Sliding bearings are essential components in applications where vibration dampening and shock absorption are critical. Here’s how they fulfill this role:
Vibration Dampening:
In various industrial processes and equipment, vibrations can lead to reduced performance, increased wear and tear, and even structural damage. Sliding bearings help dampen vibrations by providing a cushioning effect between moving components. The design of sliding bearings allows them to absorb and dissipate vibrations, preventing them from propagating throughout the machinery.
Shock Absorption:
Heavy machinery and equipment often experience sudden impacts or shocks due to sudden loads or external forces. Sliding bearings with their ability to absorb shocks and impacts help protect machinery from damage. They act as buffers that absorb and distribute the energy generated by these shocks, preventing it from causing harm to other components or the machinery structure.
Isolation of Vibrations:
Sliding bearings can be strategically placed in machinery to isolate specific components or sections from vibrations. This isolation helps maintain the stability and accuracy of delicate components that might be sensitive to vibrations, such as precision instruments or measurement devices.
Enhanced Comfort:
In applications involving human interaction, such as vehicles or industrial tools, sliding bearings contribute to user comfort. By reducing vibrations and shocks transmitted to the operator or occupants, sliding bearings improve the overall user experience and reduce operator fatigue.
Prevention of Resonance:
Resonance is a phenomenon where vibrations can be amplified due to the natural frequencies of the components. Sliding bearings help prevent resonance by providing damping properties that counteract the amplification effect. This is crucial in applications where precise control and stability are required.
In conclusion, sliding bearings play a vital role in applications requiring vibration dampening and shock absorption. Their ability to dampen vibrations, absorb shocks, isolate vibrations, enhance comfort, and prevent resonance contributes to the efficient and reliable operation of machinery and equipment in various industries.
Enhancing Efficiency of Marine Propulsion Systems with Sliding Bearings
Sliding bearings play a crucial role in enhancing the efficiency of marine propulsion systems and various ship components. Here’s how sliding bearings contribute to the efficiency of maritime applications:
Reduced Friction: Sliding bearings are designed to minimize friction between moving parts. In marine propulsion systems, such as propeller shafts and stern tubes, reduced friction results in less energy loss and improved fuel efficiency.
Smooth Operation: Sliding bearings provide smooth and controlled movement of rotating or linear components. In marine applications, this smooth operation translates to improved maneuverability, reduced vibrations, and enhanced overall performance.
Load Distribution: Sliding bearings distribute loads evenly across bearing surfaces. This even distribution helps prevent localized wear and reduces the risk of premature failure, ensuring reliable operation of ship components.
Resistance to Harsh Environments: Marine environments expose equipment to corrosive saltwater, extreme temperatures, and harsh weather conditions. Sliding bearings are often designed with materials and coatings that offer corrosion resistance and durability, ensuring longevity even in challenging maritime settings.
Enhanced Lubrication: Lubrication is vital for reducing wear and friction in sliding bearings. Many marine applications use advanced lubrication systems that optimize the distribution of lubricants, further reducing friction and improving efficiency.
Space Efficiency: Sliding bearings are compact and require minimal space, making them suitable for marine systems where space is limited. This efficient use of space is particularly important in ship design and layout.
Customization for Specific Needs: Sliding bearings can be tailored to meet the specific requirements of different ship components. This customization ensures that bearings are optimized for their intended functions, further contributing to efficiency.
Reduced Maintenance: Properly designed sliding bearings require less maintenance compared to some other types of bearings. This reduced maintenance need translates to less downtime and increased operational efficiency for marine vessels.
Optimized Performance: Overall, the efficient and reliable performance of sliding bearings in marine propulsion systems and ship components leads to improved energy efficiency, reduced operational costs, and extended service life of the equipment.
By incorporating sliding bearings into marine applications, shipbuilders and operators can achieve enhanced efficiency, reliability, and sustainability in their operations.
Sliding Bearings and Their Applications
Sliding bearings, also known as plain bearings or journal bearings, are a type of bearing that operate on the principle of sliding friction between two surfaces. They are utilized in various applications where rotational or linear movement needs to be facilitated while minimizing friction and wear. Here are some common applications of sliding bearings:
- Automotive Industry: Sliding bearings are widely used in engines and transmissions of vehicles to support rotating shafts and provide low-friction movement.
- Industrial Machinery: They are employed in industrial equipment such as pumps, compressors, and turbines, where they help in reducing friction and ensuring smooth operation.
- Aerospace: Sliding bearings are crucial components in aircraft engines, landing gear systems, and various aerospace mechanisms to provide reliable and low-wear motion.
- Power Generation: In power plants, sliding bearings are found in turbines, generators, and other rotating equipment to facilitate movement with minimal energy loss.
- Marine Applications: They are used in ship engines, propellers, and other marine equipment, providing durability in harsh marine environments.
- Construction Equipment: Sliding bearings are used in construction machinery like cranes and excavators to support heavy loads and ensure smooth movement.
- Heavy Industry: Various heavy industries, including mining and steel production, rely on sliding bearings for their robustness and ability to handle heavy loads.
- Home Appliances: Sliding bearings are found in appliances like washing machines and refrigerators, facilitating the movement of rotating parts.
- Medical Devices: Some medical devices use sliding bearings for their precision and low friction, ensuring accurate movement in equipment like medical scanners and robotic surgical systems.
Sliding bearings are chosen for applications where simplicity, cost-effectiveness, and reliable performance are essential. They come in different designs, such as plain cylindrical bearings, thrust bearings, and spherical bearings, to suit various motion requirements. Regular maintenance and proper lubrication are necessary to ensure the longevity and optimal performance of sliding bearings in their respective applications.
editor by CX 2024-05-07