Stainless Steel Woven Fabric Self-Lubricating Bearings with Metric Size are a unique combination of materials and design, offering exceptional performance in various industrial applications. The stainless steel construction ensures high corrosion resistance and durability, while the Woven Fabric material provides excellent wear resistance and self-lubricating properties.
The bearings feature a metric size, which makes them easily interchangeable with other standard metric-sized components. This feature simplifies the installation and replacement process, reducing downtime and maintenance costs.
The self-lubricating nature of these bearings eliminates the need for regular lubrication, further reducing maintenance requirements and enhancing the overall efficiency of the system. This makes them particularly suitable for use in environments where lubrication is difficult or impractical.
Wh used in pumps, motors, or other rotating machinery, Stainless Steel Woven Fabric Self-Lubricating Bearings with Metric Size offer a robust and reliable solution for ensuring smooth and efficient operation. They are an excellent choice for applications that demand high performance and durability in harsh environments.

Stainless Steel + Woven Fabric Self-Lubricating Bearing
Sf-1 stainless steel + Woven Fabric self-lubricating bearing Mechanical copper bushing supports custom bushing plain bearings
When bonded to a steel back, the self-lubricating sliding layer material retains its shaping ability and has a high load capacity for the most part.
It consists of polytetrafluoroethylene composite, sintered copper powder and steel back. The structure of the material has the bearing property of compound. Bushing achieves interference fit in the housing. The steel case can be protected from corrosion by various means.
availability
Standard packing for carbon powder and graphite, but also according to the need to add other filling, the production of bushing style can be gasket type, straight sleeve type, flange type and deep stretching type.

Standard Stainless Steel SS304, but other stainless steel 316 alloys are also available depending on the application.
stainless steel + Woven Fabric self-lubricating bearing metric Size for example

Making small parts, making a big difference.

Self-lubricating bushing
Self-lubricating bearings are metal reinforced, surface for low friction polytetrafluoroethylene (referred to as "") composite from the self-lubricating sliding bearing. They deliver market-leading performance for a range of applications. sliding bearings are customized and developed to provide ideal solutions according to customer requirements.

Polymer product technical expert

Design and manufacture high-performance polymer engineering products for almost all major industries in the world. Our businesses provide customers with advanced polymer products that meet stringent application conditions and support key industries. Prides itself on a tradition rooted in product innovation, technical expertise, and market leadership, and is committed to working closely with customers to solve current application problems and future challenges.

Bushing

The all-new steel back easily compensates for manufacturing tolerances and misfits, offering unlimited design possibilities that can be used to simplify systems and save space, weight, and cost. The final result is a consistent, smooth adjustment of the feeling, no slip-ups, while also reducing the annoying noise.

The basic parameters

The steel plate and layer are composite to achieve noise reduction and vibration reduction performance as well as the lightweight structure.
The type b bushing is composed of a metal sheet and a polymer layer. The material structure can be machined inside the housing (an alternative to the shaping process) to achieve the strictest bore tolerance.
The ultra-thick layer can isolate noise and realize the design of no gap bushing. It can produce bushing with a wall thickness over 0.75mm and achieve interference fit in the shell. Various methods can be used to protect the steel case from corrosion.
availability
Standard POLYtetrafluoroethylene compound fillers are toner and graphite, and other fillers may be added as required. The bushing manufactured comprises a rolled bushing with or without an axial flange, a deep drawing bushing, and a die-cutting piece. The metal backing can be made of steel, aluminum, or stainless steel in harsh chemical conditions.

The source of happiness for everyone and the foundation of a better future for mankind. Design and produce self-lubricating bearing materials to provide innovative solutions for consumers. These materials and solutions are found in all aspects of architecture, transportation, infrastructure, and industrial applications, and are relevant to our daily lives. They are the source of happiness for everyone and the foundation of a better future for mankind. Not only to provide consumers with comfort, safety, and quality of life but also to actively address the challenges posed by sustainable buildings, energy efficiency, and climate change.

High Load Self-Lubricating Bearings Steel-Backed helps you choose the best product for your application. Rapid, Easy Installation
Fabric-Reinforced Bushing, Fabric Lined Metal Backed Bushing Shaft Sleeve Bearings Stainless Steel 316 Bushing, Shaft diameter metric size, or customized size, different wall thickness, 1.00mm, 1.5mm, 2.0mm

Different according to the application, its temperature, corrosion and wear resistance are also different levels of requirements

Steel-on--Fabric Material
Plain Bearing Technology

Properties

The stainless steel 316 backed bearing use the fibers fabric and aramid fiber overlayed on metal backing. The fabric has very high load capacity and high accuracy. The bushing has superior performance under low speed and heavy friction conditions. Widely used in heavy equipment like construction machinery, agriculture machinery.

Technical Data

Actual bushing performance depends on the interaction of many parameters that may vary with the specific application. For example, maximum values listed for loads, speeds, and temperature cannot be used simultaneously. However, in certain applications, individual values can be exceeded. For conditions that do exceed the recommended design limits, contact our Engineering Department.

Application

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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