skidway plates or skidway plates VSB-11 Dry Sliding Bearing Strips are specifically designed for oscillating and rotating movements. These bearing strips are made of polytetrafluoroethylene (), also known as ptfe, which possesses excellent properties such as low friction, high chemical resistance, and high temperature tolerance.

The VSB-11 Dry Sliding Bearing Strips are commonly used in various industrial applications where oscillating or rotating motions are involved. Their dry sliding properties eliminate the need for lubrication, thus simplifying maintenance and reducing the risk of contamination.

The skidway plates feature a smooth surface that ensures consistent and reliable sliding, even under high loads and varying temperatures. They are also lightweight and easy to install, making them a convenient choice for a wide range of applications.

Overall, skidway plates or skidway plates VSB-11 Dry Sliding Bearing Strips are an effective solution for supporting oscillating and rotating movements in various industrial settings.

We offer high quality Oilless Bearings, Bushings...Plain bearing Strips Material Sliding Bearings SF-1B bronze base material | VSB-11 Strips

Bronze base bearing self-lubricating bearing tin bronze is of high safety factory,and is particularly appropriate for high temperature environment where no oil is effcient and where the machine must be under successive long period working condition.
This is widely used in steel metallurgy industry such as bushes for roller grooves of successive casting machines.cement grouting pumps and screw convery ers for cement.It can also be composed in steel housing or fabricated into Flanged bushes which can move both in radial and in axial directions.

Bronze base bearing self-lubricating bearing tin bronze, bearing sleeve for metallurgical iron and steel industry, bearing sleeve for continuous caster billet raceway, bearing for equipment in front of high temperature furnace, bearing sleeve for cement grouting pump and screw conveyor.

Bronze base bearing is made of tin bronze as matrix, sintered bronze spherical powder in the middle, rolled PTEE on the surface and high temperature resistant filler material.
It has a high safety factor, in the continuous work can not stop repair places and high temperature can not be refueled in places.At present, it has been widely used in metallurgical iron and steel industry, continuous casting machine billet runner, high-temperature furnace equipment, cement grouting pump and screw conveyor.It can be combined with steel sleeve, also can be made into flanging, to achieve the end face, inner hole friction effect at the same time.

The grouting pump is designed to overcome the shortcomings of the above existing technologies, provide a kind of ground source heat pump ground pipe backfilling equipment that is convenient to transport, install, operate and use, easy to maintain and repair, and can meet all grouting filling requirements in the environmental protection geothermal application construction.

The pump head of the grouting pump is mainly composed of the pump head, bearing, shaft sleeve, self-lubricating bearing, ball valve seat, inlet valve cover, exhaust valve cover, steel ball and so on. In order to ensure the smooth next grouting, please be sure to clean the pump and pipe after grouting.

The rolling part of the bridge support is to replace the pure plate with the thickened vsb-11 wear-resistant layer.Up to 130N/mm carrying requirements.

skidway plates or skidway plates

Parameters

SF-1B bronze-based material is made of tin bronze plate as the base, sintered bronze spherical powder in the middle, surface rolled and high temperature resistant filler. It has a high safety factor and is particularly suitable for use in places where continuous work cannot be stopped and where it cannot be refueled at high temperatures. At present, the material has been widely used in the metallurgical steel industry, continuous casting machine billet rolling, high temperature furnace front equipment, cement grouting pump and screw conveyor. It can be combined with steel sleeves on the outside or flanged to achieve the effect of friction between the end faces and the inner holes. The sliding part of the bridge support is to replace the pure board with the SF-1B wear layer thickening product. Meet the requirements of 130N/mm2 load bearing.

Maximum load pressure: 140N/mm2

Friction coefficient μ: 0.03~0.18

Applicable temperature range: -195 ° C ~ 300 ° C

Maximum sliding speed: 5m/s

Allow the highest PV value (dry): 4.3N/mm2.m/s

Allowable maximum PV value (oil): 50N/mm2.m/s

Cylindrical bushes Collar bushes

Thrust washers Strips

Table of Contents
Material information
Plain bearing production
Characteristics:Material information
Material composition
Models and tables of dimensions
More information

Bushes PAP.. P11

Flange liners PAF.. P11

VSB-11 Metal-Polymer Bronze Backed Plain Bearing

Bronze + Bronze Powder + /Fibre

· VSB-11
· Very good wear and low friction performance over a wide range of loads, speeds and temperatures in dry running conditions
· Suitable for lubricated applications
· Suitable for linear, oscillating and rotating movements
· Bronze back offers improved corrosion resistance in humid/saline environments
· Suitable for dry running, low coefficient of friction, lower wear, good sliding characteristics, the transfer film created can protect the mating metal surface, suitable for rotary and oscillating movement. Very high chemical resistance, low absorption of water and swelling, also performs very good lubrication feature, the bronze backing provides the improved corrosion resistance comparing with VSB-10.

1. /fibre mixture thickness 0.01~0.03mm, provides an excellent initial transfer film, which effectively coats the mating surfaces of the bearing assembly, forming an oxide type solid lubricant film.
2. Sintered bronze powder thickness 0.20-0.35mm, provides max. thermal conductivity away from the bearing surface, also serves as a reservoir for the /Fibre mixture.
3. Bronze backing, provides exceptionally high load carrying capacity, excellent heat dissipation and very good corrosion resistance.

· Metal-Polymer Composite Material
· Bronze Back + Porous Bronze Sinter +
· + Lead

Microsection

Technical data

* Depending on operating conditions

Bearing forms available in standard dimensions
· Cylindrical bushes
· Flanged bushes
· Sliding plates

Bearing forms made to order: standard forms in special dimensions, thrust washers, flanged thrust washers, half-bearings, special shapes obtained by stamping or deep drawing, customized bearing designs

The typical applications covered Steel metallurgy industry such as bushes for roller grooves of successive casting machines, cement grouting pumps and screw conveyers for cement and so on.conducts the thermal build up away from the bearing surfaces.
3. Low-carbon steel.Setting the foundation of the bushings, the steel back provides exceptional stability,load carrying and heat dissipation characteristics.

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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