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Thrust Washer Plain Bearing
Thrust Washer Plain Bearing
Say goodbye to the hassle of frequent lubrication maintenance. Our self-lubricating technology ensures smooth operation and reduces wear and tear, extending the lifespan of your equipment. Experience uninterrupted productivity and cost savings as you bid farewell to the need for messy lubricants and time-consuming upkeep.
Composite Thrust Washers Plain Bearing Are Designed For Applications Where Axial Space Is Limited, Maintenance Is Not Possible And Lubricant Shortages May Occur.
For shafts requiring radial support and axial position, a bushing and thrust washer combination can be used.
Proven, long-lasting composite bushings. Thrust Washers Plain Bearings, The Advancements in Bearing Technology: Self-Lubricating Thrust Washers and Plain Bearings
Composite Thrust Washers: The Future of Efficient Load Bearing
In the ever-evolving landscape of mechanical engineering and manufacturing, one of the most pivotal components is the humble bearing. More specifically, thrust washers and bearings play a crucial role in managing axial loads in various applications, from automotive gearboxes to heavy-duty industrial machinery. A major breakthrough in this arena has been the development and implementation of Metal-Polymer Composite Self-lubricating thrust washers, a proven, long-lasting solution that is changing the game in the field of load bearing.
Thrust washers, or plain bearings, serve as essential flat bearings that handle axial forces in rotating equipment, ensuring alignment along the central shaft. These components are available in a variety of materials, including PFTE, stainless steel, bronze, graphite, and plastic, with PFTE often preferred for its self-lubricating feature, enhancing durability and minimizing upkeep.
Widely utilized across numerous devices, such as power tools, vehicles, pumps, winches, and others, thrust washers are key in managing axial movements and mitigating rotational forces in these settings. They typically vary in size from 0.4 to 2.5 inches, though customization is possible to meet particular needs. we provide superior-quality thrust washers designed to fulfill specific client demands.
In essence, thrust washers are indispensable in many mechanical configurations, offering stability and diminishing friction. The selection of materials, including the advantageous PFTE, greatly influences their efficiency and maintenance requisites
Understanding the Composition
Composite thrust washers comprise a unique three-layer structure that combines the strength of steel with the low friction capabilities of Porous Bronze and PolyTetraFluoroEthylene (PTFE). Here is a breakdown of this innovative composition:
Steel Backing: Provides mechanical strength and high load carrying capacity. This robust layer also offers excellent resistance to fatigue properties.
Porous Bronze Sinter Layer: Acts as a strong bond between the steel backing and the PTFE layer. This layer also serves as a reservoir for the PTFE, enhancing the self-lubricating properties of the thrust washer.
PTFE Sliding Layer: Offers incredibly low friction and high wear resistance. It enables the bearing to operate without any additional lubrication, reducing maintenance requirements.
Advantages of Metal-Polymer Composite Thrust Washers
The use of composite materials in thrust washers presents a multitude of advantages, some of which include:
Superior Performance: The PTFE layer ensures minimal friction, which results in a smoother, more efficient operation, reducing energy consumption and enhancing overall performance.
Self-Lubricating: One of the key advantages is the self-lubricating feature. The ability to operate without additional lubrication means reduced maintenance costs and increased longevity of the machinery.
Versatility: These composite thrust washers are ideal for a broad spectrum of applications. Their robust yet flexible nature allows them to perform well under a variety of loads, speeds, and temperature conditions.
Environmental Impact: The self-lubricating feature reduces the need for oil or grease lubrication, making these composite thrust washers an eco-friendly option.
Cost-Effective: With their durability and low maintenance requirements, composite thrust washers provide a cost-effective solution for managing axial loads, recognized to savings in the long run.
In conclusion, Metal-Polymer Composite Self-lubricating thrust washers are a testament to the advancements in bearing technology. Offering a superior, long-lasting, and efficient solution, they are paving the way for future innovations in this field.
Thrust washers and plain bearings are critical components in many different types of machinery, known for their simple yet crucial role in reducing friction between moving parts. With the evolution of bearing technology, self-lubricating variants of these have been developed, offering numerous advantages in a wide array of applications.
Understanding Thrust Washers and Plain Bearings
Thrust washers, a type of plain bearing, are typically thin, flat plates that support axial loads and prevent movement along the axis of a shaft. They are commonly used in applications like gearboxes, automotive engines, and various types of industrial machinery where there is a need to control the movement of components.
Plain bearings, also known as sleeve bearings or bushings, are simple devices that bear the load and provide a low-friction surface to allow the relative motion of two components. They are generally used where the load is relatively light, and the movement is either rotational or sliding.
Enter Self-Lubricating Technology
Traditional thrust washers and plain bearings need regular maintenance and lubrication to ensure their proper functioning. This, in certain scenarios, may prove to be challenging, especially in hard-to-reach places or harsh operating conditions. Here is where self-lubricating technology comes in, a game-changer in the world of bearings.
Self-lubricating thrust washers and plain bearings are made of materials that naturally reduce friction and wear, eliminating the need for frequent re-lubrication. They are typically manufactured using a composite material, combining the strength of a metal like bronze or steel with the self-lubricating properties of materials like PTFE (polytetrafluoroethylene, also known as composite) or graphite.
When the bearing is under operation, the heat generated due to friction causes the self-lubricating component to release a thin film of lubricant on the surface. This not only reduces the coefficient of friction but also minimizes wear, thereby enhancing the life span of the bearing.
Benefits of Self-Lubricating Bearings
One of the most significant advantages of self-lubricating thrust washers and plain bearings is the reduction in maintenance requirements. This makes them particularly suited for applications where regular lubrication is difficult or impossible, such as in aerospace equipment, underwater machinery, or remote-operated devices.
Another benefit is the ability to function under a wider range of temperatures and environmental conditions compared to traditional bearings. This is because the lack of liquid lubricants means there’s no risk of them freezing, evaporating, or attracting dirt and dust, which can impede function.
Lastly, self-lubricating bearings provide more consistent performance. Since the lubricant is continuously supplied directly from the bearing material itself, there is less chance of performance fluctuations due to variations in lubrication.
Conclusion
Self-lubricating thrust washers and plain bearings represent a significant advancement in bearing technology, offering substantial benefits in terms of maintenance, performance, and operational flexibility. As we look towards the future, the adoption of these innovative bearings is likely to grow, supporting a variety of applications in numerous industries. By eliminating the need for regular lubrication, these self-sufficient components mark a step forward in the evolution of machinery and industrial equipment design.
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Thrust washers, also known as rotary thrust washers or thrust bearings, are a thin, flat, washer shaped component often made of cast bronze
SF1 self-lubricating thrust washer, low friction PTFE DU washers
This thrust washer is steel-based, an intermediate layer of porous bronze particles sintered and calendered with PTFE and filler mixture as a surface layer.
It is low-friction, anti-wear, anti-corrosion, and can be used without lubrication. Furthermore, it is low cost, low vibration, and low noise.
SF-1 is widely used in various sliding motions of different types of machines, such as printing machines, textile machines, tobacco machines, gym machines, hydraulic vehicles, automobiles, motorcycles, agricultural and forestry machines, and so on.
It is a lead-free Thrust Washer Plain Bearing.
High-quality low carbon steel as the matrix
The Thrust Washer Plain Bearing is a mixture of polytetrafluoroethylene (PTFE) rolled on the surface of sintered spherical bronze layer in the middle of high-quality low carbon steel. It has good self-lubrication, wear resistance, low friction coefficient, good coupling performance, low noise, and other properties and is widely used in sliding parts of various machinery.
PTFE and lead mixture 0.01-0.03mm
Spherical bronze powder 0.2-0.3mm
Steel back 0.7-2.3mm
Electroplating layer: tin layer thickness of 0.005mm, or copper layer thickness of 0.008mm
APPLICATION CHARACTERISTICS
No oil lubrication or little oil lubrication, suitable for occasions where refueling is impossible or difficult, can be used without or with little maintenance.
Good wear resistance, small friction coefficient and long service life.
Can be used in the range of -195°C to +280°C.
close performance is good, low ring bitter, no pollution.
A thin wall structure, lightweight, can reduce the mechanical volume.
Transfer film can be formed during operation to protect the grinding shaft. No axial biting phenomenon.
The hardness of the grinding shaft is low, and the shaft without quenching and tempering can be used. Thus long low processing difficulty of the relevant parts.
No rice water, oil absorption; The hot melt is small, so the macro is good and the size is fixed.
The back of the steel can be plated with a variety of metals, so it can be used in corrosive media, will not rust.
The product name
Self-lubricating thrust washer
Bearing mechanism
Solid friction
Product composition
The steel base copper plating
Product features
Good abrasion resistance
Small coefficient of friction
Long service life
Strong corrosion resistance
Oil-free self-lubrication
Product use
Used in all kinds of machinery Lubrication part
Such as automatic machinery and equipment
Sf-2 Thrust Washer Plain Bearings
The SF-2 thrust washer material is a PTFE-modified surface layer filled with POM plastic of the three-level self-lubricating composite material, which is a benign boundary lubricating material, and therefore particularly suitable for low-speed and loaded rotational movement. high, rocking motion and frequently open and close under load and difficult to form hydrodynamic lubrication of bearings, thrust washer only, slider, tees, and other friction parts. The SF-2 can fully utilize the grease trace lubrication under boundary lubrication conditions without refueling for long-term maintenance.
High-quality low carbon steel as the matrix
The Thrust Washer Plain Bearing is made of high-quality low carbon steel and sintered spherical porous bronze powder in the middle, which is firmly integrated with surface modified POM. Surface rolling oil storage pit to achieve good lubrication between friction surfaces. It has good wear resistance and bearing capacity, steel back surface coating corrosion resistance, widely used in automobile chassis, forging machine tools, mining machinery metallurgy machinery, water conservancy and steel rolling industry.
1 pom0.30-0.50mm modified polyformaldehyde, high wear resistance, low friction coefficient, the assembly must be coated with lubricating grease.
2. Copper powder layer 0.2-0.3mm, with good bearing capacity and wear resistance.
3. Low carbon steel, improved the bearing capacity and heat transfer effect.
4 Electroplating: tin plating thickness of 0.005mm, or copper plating thickness of 0.008mm
APPLICATION CHARACTERISTICS
Especially suitable for low speed and heavy load of rotating motion, swing motion and often open and close under the load and not easy to form fluid lubrication parts; The plastic layer on the surface of the shaft sleeve can have a certain amount of allowance when forming, pressing into the seat hole can be self-processing, in order to achieve better assembly size is mainly used in metallurgical machinery, mining machinery, water conservancy machinery, car chassis, construction machinery, agricultural machinery, steel rolling machinery, etc.
Product name
Composite thrust bearing thrust washer
Bearing mechanism
Solid friction
Product composition
Steel base copper plating
Product features
Good wear resistance, small friction coefficient, long service life, and strong corrosion resistance
Product use
Used in all kinds of machinery Lubrication part
Such as automatic machinery and equipment
Manufactures flange bronze bearings, service & maintenance companies to meet the exacting specifications required in a wide range of industrial applications.
Machined bronze bushing that meet the exacting requirements & specifications supplied by our clients. Spherical bearings, spindles, semi-spheres and supports that we have manufactured.
Alternative solution,We offer an outsourced machining service for bronze bushes, manufacturing precise parts to the designs supplied to us by our clients.
