Our alloy layer buckle bimetal bearing bushes are precision-engineered components that offer superior wear resistance and load-bearing capacity. These bushes are available in three distinct alloy compositions: CuPb10Sn10, CuPb6Sn6Zn3, and CuPb24Sn4, each tailored to meet specific performance requirements.

The CuPb10Sn10 alloy offers a balance of strength and lubricity, making it ideal for applications that require both high load capacity and smooth operation. It exhibits excellent wear resistance and durability, ensuring reliable performance even under demanding conditions.

The CuPb6Sn6Zn3 alloy provides enhanced corrosion resistance and mechanical properties, making it suitable for applications in harsh environments. Its unique composition offers improved fatigue resistance and reduced friction, leading to longer service life and reduced maintenance costs.

The CuPb24Sn4 alloy boasts exceptional wear resistance and load-bearing capacity, making it the ideal choice for heavy-duty applications. Its high tin content provides excellent lubricating properties, ensuring smooth operation and reduced wear even under extreme loads.

The alloy layer buckle design of our bearing bushes allows for easy installation and replacement, reducing downtime and enhancing operational efficiency. The buckle feature also ensures a secure fit, preventing loosening or misalignment during use.

Wh you're upgrading existing equipment or developing new products, our alloy layer buckle bimetal bearing bushes are a reliable and cost-effective solution. Contact us today to learn more about our products and how they can enhance the performance and reliability of your industrial applications.

Bimetal bearing supplier from China

Thin-walled Bimetallic Bearings with steel backed bearings cheap price manufacturer in china.

Our company has advantages

You can find the largest bimetal bearings Automobile Plain Bushes at viiplus china. Choose from your bushing bearings and order right away.JF bimetal composite bearings with high quality low carbon steel as substrate, the surface of the sinter with low friction properties of copper alloy (CuPb10Sn10 CuPb6Sn6Zn3 CuPb24Sn4, CuPb30) as wear-resisting layer of bearing, can need according to the operating conditions of copper alloy surface processing of various types of oil tank, oil hole, hole, etc., in order to suit to cannot continue to go hard or go occasion.The material can get good bonding strength and best bearing capacity through secondary sintering and secondary extrusion.

Part of the bearing material composition of the structure

With carbon steel as matrix, surface sintered bronze powder; It is suitable for rocking motion and rotating motion under high load and low speed. It has the characteristics of low friction coefficient, good wear resistance, long service life and good bite resistance. The surface of copper alloy layer can be processed into various types of oil groove, oil storage pit and oil hole according to the working conditions, so as to be suitable for occasions where refueling is not possible or difficult.

Application

Products are widely used in construction machinery used for supporting wheel shaft sleeve, supporting belt wheel shaft sleeve, tensioning wheel shaft sleeve, automotive balance shaft sleeve, steel plate sleeve, steering knuckle-main shaft sleeve, connecting rod shaft sleeve, valve rocker arm shaft sleeve, camshaft shaft sleeve, differential shaft sleeve, thrust gasket, piston pump side piece, gear pump side piece.

Our self-lubricating bearing products have been supplied in chassis walking mechanism, body parts, hydraulic components and other parts.Including bimetal boundary lubricated rolling bearing our self-lubricated bearing products have been supplied in chassis walking mechanism, body parts, hydraulic components and other components.

VIIPLUS Provides the high quality for all the world's industrial self lubricating products of eternity to the global industry to provide high-quality self lubricating products of eternity to the global industry to provide high-quality self lubricating products of eternity to the global industry to provide high-quality self lubricating products of eternity to the global industry to provide high-quality self lubricating products of eternity provides the high quality for all the world's industrial self lubricating products

Nominal thickness

The Norminal Thiickness bore is not machined for thickness tolerances
Tolerances of Series B (non-machinable) inner bore machined thickness Tolerances
Tolerances of Series C (non-machinable)

1.0 0.025 + 0.25 + 0.15
1.5 0.030 + 0.25 + 0.15
2.0 0.035 + 0.25 + 0.15
2.5 0.040 + 0.30 + 0.15
3.0 0.045 + 0.30 + 0.15
3.5 0.050 + 0.30 + 0.15

You can choose the structure

Bimetal bearing profile, Bimetal bushing Can be customized

Bimetal Bushings Competitive Price,High Quality Standard SAE-797 bimetal bushing is based on steel and sintered with CuPb10Sn10 or CuSn6Zn6Pb3 as a lining layer. The strongest type of bimetal bushings and widely applicated in so many fields.

This type has the best performance within the range of Cu-Pb alloy constructured bushing.Thereforce it has a wide application and is mostly suitable for where is middle speed and high impact etc.

The bimetal bearing specialist with custom material manufacture design size
VIIPLUS has been proving its vast experience and technical know-how in manufacturing and marketing bimetal bearings bushings and drive units. Benefit from experts who seek the perfect sliding bearing solution for you, designed for your special applications.

Wrapped composite sliding bearing, Copper-plated or tin-plated steel/bronze, DIN 1494 / ISO 3547, Maintenance-free, With lubrication pockets or groove design

CuPb10Sn10 is a higher lead content giving it a better advantage for higher rotational speeds. Also, the bimetal sliding layer has lubrication pockets that are also suitable for oil lubrication and thus allowing this bushing material to run at much higher rotational speeds.

Metallic Self-lubricating Maintenance-free Bearings,Flanged bushings gear pumps Bimetal Bushing & Self Lubricating Bearing

Marketing network

Marketing network refers to the network formed by enterprises and other enterprises with which they have established strong business relations of mutual trust.In the marketing network, enterprises can find strategic partners and associate with them to obtain a wider and more effective geographical possession.Such networks go beyond the mere concept of a "marketing channel".With the aid of the network, the enterprise may be on the market with new products at the same time around the world, and to reduce due to the time lag of products into the market by aggressive imitator take market risk, marketing management is also increasingly by the pursuit of individual trading profit maximization in the past, to pursue the optimal mutually beneficial relationship with each other.

Beyond Grease: A Deep Dive into Oilless Bushings & Why Viiplus Leads the Way

Friction is the enemy of efficiency. In countless machines, from massive industrial equipment to intricate automotive components, the constant battle against wear and tear dictates performance, longevity, and maintenance costs. Traditionally, grease and oil have been the go-to solutions, but they come with their own set of challenges: frequent re-lubrication, potential contamination, environmental concerns, and limitations in extreme conditions.

Enter the world of oilless bushings, also known as self-lubricating bearings or sliding bearings. These innovative components offer a smarter way to manage friction, delivering reliable movement without the need for external lubrication.

At Viiplus (www.viiplus.com), we don't just supply these components; we engineer solutions. Leveraging deep expertise in metallurgy and tribology (the science of friction, wear, and lubrication), we've become a leading name in sliding bearing technology. But what exactly are oilless bushings, and why should they be on your radar? Let's dive deeper.

What Exactly Are Oilless Bushings? The Science of Self-Lubrication

Unlike traditional ball or roller bearings that rely on rolling elements and require constant lubrication films, oilless bushings operate on the principle of sliding motion. Their "magic" lies in their material composition and structure, designed to provide their own lubrication at the bearing surface. This can be achieved through several key technologies:

1. Solid Lubricants Embedded: Materials like graphite, MoS₂, or PTFE are embedded directly into the metallic matrix (often bronze) of the bushing. As the shaft rotates or slides, a minuscule amount of this solid lubricant is transferred to the mating surface, creating a low-friction film.

2. Porous Metal Structures: Sintered bronze or iron materials are created with microscopic pores. These pores are vacuum-impregnated with oil during manufacturing. In operation, slight heating causes the oil to expand and seep onto the bearing surface, providing lubrication. When it cools, the capillary action draws the oil back in, creating a closed-loop system.

3. Layered Composites: These often feature a strong backing (like steel), an intermediate sintered layer (like bronze), and a low-friction overlay (often PTFE-based). The PTFE layer provides the primary sliding surface, offering extremely low friction.

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Contrasting Logic: Oilless vs. Traditionally Lubricated Bearings

The Tangible Benefits: Why Make the Switch?

Choosing oilless bushings isn't just about eliminating grease guns. It's about unlocking significant operational advantages:

• Drastically Reduced Maintenance: This is the most obvious benefit. No re-greasing means less labor, less scheduled downtime, and simplified maintenance protocols. Imagine the savings across a factory floor!

• Enhanced Reliability: Lubricant starvation is a major cause of bearing failure. Self-lubricating bearings ensure consistent lubrication, leading to predictable performance and longer service life, especially in hard-to-reach locations.

• Superior Performance in Harsh Conditions: Oilless bushings excel where traditional lubricants fail:

  • High Temperatures: Certain types can operate at temperatures far exceeding the limits of conventional greases.

  • Low Temperatures: No grease means no stiffening or freezing issues.

  • Contaminated Environments: The absence of sticky grease reduces the ingress of dirt, dust, and debris.

  • Vacuum or Underwater: Ideal for applications where liquid lubricants are impractical or impossible.

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• Cost Savings (Total Cost of Ownership): While the initial purchase price might sometimes be higher, the TCO is often significantly lower due to savings on lubricants, labor, downtime, and potential component failure replacement.

• Environmental Friendliness: Eliminating oil and grease leakage prevents contamination of products, machinery, and the environment. Crucial for industries like food processing, pharmaceuticals, and textiles.

• Compact & Simplified Designs: Without the need for lubrication systems (nipples, lines, reservoirs), machine designs can be more compact and streamlined.

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Exploring Viiplus's Portfolio: Finding Your Solution

Viiplus offers a comprehensive range of self-lubricating bearings designed to meet diverse application needs. Understanding the different series helps in selection:

• JDB Series (Graphite Plugged Bronze): Excellent for high-load, low-speed applications, intermittent motion, and high temperatures. The graphite plugs provide continuous solid lubrication. Ideal for heavy machinery, molds, and hydraulic components.

• SF Series (PTFE-Based Composite): Typically metal-backed (SF-1: steel, SF-2: steel/bronze) with a PTFE-based lining. Offers very low friction, good wear resistance, and suitability for dry running or marginal lubrication. Common in automotive, office equipment, and hydraulics.

• JF Series (Bimetal Bushings): Combines a steel backing with a sintered bronze or lead-bronze lining. Good load capacity and fatigue strength. Often used with grease or oil but can operate marginally lubricated. Found in engines, chassis parts, and agricultural machinery.

• FB Series (Wrapped Bronze): Often made from bronze strip, sometimes with lubrication pockets or through-holes. A cost-effective solution for medium loads and speeds, typically requiring initial greasing but offering extended re-lubrication intervals.

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Quick Comparison Chart (General Guide):

(Note: This is a simplified guide. Always consult specific product data sheets or Viiplus experts for precise application requirements.)

Uncertain which material or type suits your project? Our Bushing Material Selection Guide is designed to help, or Contact Us for a Free Quote and Expert Advice.

Why Partner with Viiplus? Expertise Meets Quality

Choosing the right supplier is as critical as choosing the right bushing. Here’s why companies worldwide trust Viiplus:

• Deep Expertise: Our foundation in metallurgy and tribology, coupled with a talented R&D team, means we understand the science behind reliable movement. We don't just sell; we solve friction challenges.

• Uncompromising Quality: We employ advanced manufacturing techniques (including sand casting, centrifugal casting, metal casting, investment casting) and a rigorous quality management system, ensuring every bushing meets the highest standards.

• Comprehensive Range: From standard metric sizes in JDB, SF, JF, and FB series to custom solutions including cylindrical, flange, double flange bushings, wear plates, and guide rails – we have the portfolio to match your needs.

• Global Reach, Seamless Logistics: Based in China, we ship sliding bearings worldwide. Our professional team handles customs clearance efficiently, ensuring smooth, timely delivery with all necessary documentation.

• Customer-Centric Approach: We believe in ethical practices and building trust. We offer flexible production (single units to large series), competitive pricing, and  online support.

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