When precision and durability are paramount in bearing applications, Tribology Metal Polymer Precision Bush Parts offer unparalleled performance. These high-performance bearing solutions are designed to meet the most stringent demands of industrial applications, ensuring smooth operation and extended equipment life.

Tribology Metal Polymer bush parts are made from a unique composite material that combines the strength and durability of metal with the lubricity and wear resistance of polytetrafluoroethylene (). This advanced material blend offers several key advantages:

High Load Capacity: The metal reinforcement in the composite material provides exceptional strength and rigidity, enabling the bush parts to withstand heavy loads and high torques.
Low Friction: is renowned for its low coefficient of friction, which significantly reduces wear and energy loss. This results in smoother operation and longer service life.
Excellent Wear Resistance: The combination of metal and creates a material that is highly resistant to wear and abrasion. This ensures consistent performance over time, even in harsh environments.
Chemical Resistance: Tribology Metal Polymer bush parts are resistant to chemicals and corrosive agents, making them suitable for a wide range of industrial applications.
In addition to their material properties, Tribology Metal Polymer Precision Bush Parts are precision-engineered to ensure optimal fit and performance. They are available in various sizes, shapes, and configurations to meet the specific requirements of different bearing applications.

Overall, Tribology Metal Polymer Precision Bush Parts are an excellent choice for high-performance bearing solutions. Their unique material properties, precision engineering, and durability ensure smooth and reliable operation, reduced wear and tear, and extended equipment life.

Self Lubricating Plain Bushing

No lead, enhanced liner with special fillers for dampening devices, hydraulic motors, automotive lift and pivot devices and linear motion equipment. A common use is for bicycle/motorcycle shock absorbers as piston and rod wear bearings. Exceptional wear properties in unlubricated service.

All plastics are affected by ambient heat and have a maximum continuous service temperature. The maximum continuous service temperature is not a melting point, but is the highest temperature at which a material will retain physical integrity. Important: Note that elevated temperatures affect material properties in a negative manner and should be carefully reviewed before use.

sliding bearing made to order from china is used in a variety of applications in the fields of drive technology and mechanical engineering as well as the commercial vehicle manufacturing industry, road-building and agricultural industries. Wh for use in wind power stations or power tools, our sliding bearing technology ensures that your machinery works reliably and efficiently. Our bearings are characterised by their state-of-the-art technology and the ultra-modern production processes we employ to manufacture them.

As a specialist in the field of sliding bearing technology, we know that high-quality and resilient sliding bearings are required whenever heavy loads with low levels of friction need to be moved. Our products meet all technological and economic requirements of modern industry. We implement customised features in the most effective way possible, ensuring that you can use our products with all your applications. The sleeve bearings are encapsulated sliding bearings made of a three-layer composite produced from a steel strip, a sintered-on porous bronze layer and a surface sliding layer made of and Pb (lead). This type of bearing has a low friction coefficient and protection against wear and corrosion, and can be used without oil. The low manufacturing costs and top-of-the-range technical foundations mean that these bearings are used in a variety of different kinds of sliding applications, such as in textile manufacturing machinery, hydraulic systems and automotive machinery as well as agricultural and forestry machinery.

Steel sleeve Bushing consists of a steel backing and a porous bronze intermediate layer and overlaid with black modified . Standard bearings forms cylindircal bushes flanged bushes thrust washers sliding plate.Because of the combination of metal and polymer,this product provides low friction coefficient, good wear resistance and self-lubrication. The steel back was plated with tin, zinc or copper to increase the corrosion protection.This product is widely applied in printing, textile, tobacco, fitness and shock absorber machines, etc.

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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