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Friction Bearing Manufacturer

Low friction bearing is designed to limit friction between moving parts, typically by using specialized materials, lubricants, or construction. For instance, sealed deep groove ball bearings can reduce friction by 30% and are equipped with low friction seals and grease, which help decrease noise, increase service life, reduce power consumption, and maximize machine efficiency and speed applications

Friction Bearing Mnaufacturer

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Friction Bearing oilless bushing Mnaufacturer
Friction Bearing low friction bronze bushing

What Is Friction Bearing?

A friction bearing, also referred to as a plain bearing, is a specialized type of bearing that diverges from conventional designs by excluding rolling elements like balls or rollers. Instead, it features a solid bearing surface that makes direct contact with the moving part’s surface. Typically crafted from materials such as babbitt or bronze, this bearing serves to provide a low-friction support surface for components engaged in either rotation or sliding movements. Widely employed in scenarios demanding low-speed and high-load support, like in railroad freight cars, friction bearings possess the added advantage of embedding foreign matter and conforming to irregular surfaces in various mechanical systems.

In contrast to anti-friction bearings, which incorporate rolling elements, friction bearings rely on lubricating oil to create a barrier between the moving component and the non-friction bearing surfaces they interact with.

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What Are The Applications Of Friction Bearing In Mechanical Engineering

Friction bearing is used to reduce friction and maintain clearance between stationary and rotating components in machinery. Some common applications of friction bearings include:

  • Industrial Machinery: They are employed in various industrial machinery applications to support rotating components and minimize friction between moving parts
  • Railroad Freight Cars: Friction bearings are used in railroad freight cars to provide low-friction support surfaces for rotating or sliding components, where low-speed and high-load support are required
  • Automotive Engineering: They find applications in automotive engineering for supporting and reducing friction between different components of the vehicle
  • Precision Machining: Friction bearings are used in precision machining applications to provide low-friction support surfaces for rotating or sliding components, contributing to the efficiency and performance of the machinery

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What Are The Different Types Of Low Friction Bearings Available

The different types of low friction bearings available in the market include:

  • Ball Bearings: These bearings often use stainless steel, chrome steel, or ceramic balls as rolling elements to reduce friction and facilitate high-speed movement. They can handle axial and radial loads for greater application, speed, and load type versatility.
  • Roller Bearings: Roller bearings are designed to carry heavy loads—the primary roller is a cylinder, which means the load is distributed over a larger area, enabling the bearing to handle larger amounts of weight
  • Sleeve Bearings: Also known as bushings, sleeve bearings are a type of plain bearing that operates with sliding motion between the moving surfaces. They are used to reduce friction and wear inside a hole, often used as a casing for a shaft, pin, or hinge.
  • Super Precision Bearings: Supporting radial, axial, or combined loads, these high-performance bearings are the optimal choice for high-speed applications requiring supreme Composed of stainless steel, chromium steel, or ceramic materials, super precision bearings are available as ball and roller bearings.
flange Friction Bearing

Low Friction Bearing Oilless Bushing

Oilless bushings are a type of low friction bearing that are commonly used in various industrial applications. They are designed to reduce friction between moving parts and offer numerous advantages over traditional bearings.

These advantages include their inherent friction-reducing properties, increased durability, and reduced maintenance, making them an ideal choice for a wide range of industrial applications. Oilless bushings are self-lubricating, eliminating the need for regular lubrication, and are widely used in marine applications, automotive engineering, and precision machinery due to their versatility and performance. They are made from high-grade metal alloys and are suitable for use in high-load, low-speed applications, where they offer low rotational resistance and require less maintenance than traditional bearings. Overall, oilless bushings are a cost-effective and reliable form of bearing technology, offering low friction and high performance in various industrial applications.

Oilless Flanged Bushing

Introducing Oilless Bushing Friction Bearing

Oilless bushing friction bearing, also known as metal-based embedded solid lubrication bearing or graphite copper sleeve bushing, represents a novel lubrication solution that combines the characteristics of metal bearings with the advantages of self-lubricating bearings. These bearings excel in high load-bearing capacity, impact resistance, high-temperature tolerance, and robust self-lubricating capabilities. They are particularly well-suited for heavy-duty, low-speed, reciprocating, or oscillating applications where conventional lubrication or oil film formation is challenging. Moreover, they exhibit resistance to water flushing, acid corrosion, and other corrosive elements, contributing to fuel efficiency, energy savings, and extended operational lifespan.

  • Matrix Material: CuZn24Al6 High-Strength Brass
  • Matrix Hardness: Hb230 (High Hardness Hb270)
  • Friction Coefficient: <0.16
  • Maximum Operating Temperature: 300℃
  • Ultimate Dynamic Load: 100 N/mm²
  • Ultimate Load at 1m/min: 25 N/mm²
  • Maximum Sliding Speed: Dry 0.40 m/s; Oil 5 m/s
  • Maximum PV Value: 3.8 N/mm²·m/s

Graphite Copper Sleeve

  • Matrix Material: CuSn6Zn6Pb3 (6-6-3 Tin Bronze)
  • Matrix Hardness: HB 90
  • Friction Coefficient: <0.15s
  • Maximum Operating Temperature: 350℃
  • Ultimate Dynamic Load: 60 N/mm²
  • Ultimate Load at 1m/min: 15 N/mm²
  • Maximum Sliding Speed: 2 m/s
  • Maximum PV Value: 0.5 N/mm²·m/s

Steel-backed Graphite Ring

  • Matrix Material: Steel+CuSn6Zn6Pb3 (45# Steel+663 Tin Bronze)
  • Matrix Hardness: HB 80
  • Friction Coefficient: <0.14
  • Maximum Operating Temperature: 300℃
  • Ultimate Dynamic Load: 70 N/mm²
  • Ultimate Load at 1m/min: 20 N/mm²
  • Maximum Sliding Speed: 2 m/s
  • Maximum PV Value: 0.6 N/mm²·m/s

Cast Iron-backed Graphite Self-lubricating Plate

  • Matrix Material: HT-250 (Gray Cast Iron)
  • Matrix Hardness: HB 210
  • Friction Coefficient: <0.17
  • Maximum Operating Temperature: 400℃
  • Ultimate Dynamic Load: 60 N/mm²
  • Ultimate Load at 1m/min: 15 N/mm²
  • Maximum Sliding Speed: 0.5 m/s
  • Maximum PV Value: 0.8 N/mm²·m/s

Bowl-shaped Graphite Support Seat

  • Matrix Material: GCr15 (Bearing Steel)
  • Matrix Hardness: HRC 60
  • Friction Coefficient: <0.17
  • Maximum Operating Temperature: 350℃
  • Ultimate Dynamic Load: 250 N/mm²
  • Ultimate Load at 1m/min: 70 N/mm²
  • Maximum Sliding Speed: 0.1 m/s
  • Maximum PV Value: 2.5 N/mm²·m/s

Self-lubricating Graphite Copper Slide Plate