China supplier Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window wheel bearing

Product Description

Specification:

Product name Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window
material stainless steel
bearing ball bearing 6000rs, or customized
color original
Features customized,low noise,easy installation,sliding smoothly,long life,customized,etc.
Application industrial, door, window, and spare parts for other machines, etc.

 

Product Display:

Company Profile:

FAQ:
Q: Are you the manufacturer?
A: Yes, we are a professional manufacturer focused on door and window roller pulleys for over 15 years.

Q: Do you offer free samples?
A: Yes, we are very glad to offer free samples for you to check the quality.

Q: Can we make our own color box?
A: Yes, if the order quantity reaches 1000 sets, we can make a customized color box for you.

Q: Can we print our logo on the products?
A: Yes, we can print your logo on the products according to your design.

Q: How does your factory do regarding quality control?
A: 80% of the staff has 10 years experience, a mature skilled technical team, and a complete quality management system to ensure high quality.

Q: What is the after-sale service for the sliding rollers?
A: We have online technical support. If it is a quality problem, we will replace the broken ones with new ones.

Q: How long is the production time?
A: For samples in stock, shipped in 2 days. if not in stock, the lead time is in 7 days. For mass production, the lead time is around 15 days after receiving the deposit payment.

Q: How about the shipment?
A: For small orders, we can ship them by DHL, FedEx, UPS, TNT, etc. For mass production orders, we can ship them by sea or by air.
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After-sales Service: Online Support,Free Spare Parts
Warranty: 3 Year
Certification: TUV, CE, ISO
Splittable: Unsplittable
Surface Treatment: Other
Material: Steel
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

sliding bearing

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.

sliding bearing

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 bearing

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.

China supplier Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window   wheel bearingChina supplier Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window   wheel bearing
editor by CX 2024-02-24