Sheet composite strips are precision-engineered materials that offer exceptional performance in various industrial applications. These strips are composed of (Polytetrafluoroethylene), a synthetic fluoropolymer known for its unique properties such as high chemical resistance, low friction coefficient, and exceptional heat resistance.

The standard dimensions of sheet composite strips vary depending on the manufacturer and specific requirements. However, some common standard dimensions include:

Length: Typically, the lengths of sheet composite strips range from several inches to several meters, depending on the application. Standard lengths are often sold in increments such as 1 meter, 2 meters, 5 meters, or 10 meters.

Width: The width of the strips can vary depending on the intended use. Common standard widths range from a few millimeters to several inches. Standard widths are often sold in increments such as 10mm, 20mm, 50mm, or 100mm.

Thickness: The thickness of sheet composite strips is an important factor that determines their strength and durability. Standard thicknesses range from a few tenths of a millimeter to several millimeters. Common thicknesses are sold in increments such as 0.5mm, 1mm, 2mm, or 5mm.

It is important to note that these are general standard dimensions, and actual dimensions may vary slightly depending on the manufacturer and specific product specifications. Therefore, it is always recommended to check with the manufacturer or supplier for exact dimensions and specifications before purchasing sheet composite strips.

Sliding bearing bushings, Sheet Composite Strips

Have more questions? Ready to buy Composite Strips? We can help with technical, sales, and product support.

Strips 500mm*200mm*0.75mm
Strips 500mm*200mm*1.00mm

If you are not sure about certain parameters of the sliding bearing bushings material strips, please let us know your inquiry and we are very happy to give you professional technical advice and support services. Our services are not limited to standardized self-lubricating bearings products, but also include specific OEM, design, and manufacturing based on the customer's industry and application scenarios to help customers create more business opportunities.

Plain bearing Strips hydraulic special Sliding bush PAS Strips Material information in detail Strip Metric | VSB-40

Considering the working principal of oil pump and damper. Hydraulic bearing, Its performance is the same as and can be is a substitute of abroad.it shows its priority when working under high-frequency reciprocating motion with a big side force. covers a wide application in automobiles,motor damper, and oil cylinders etc.

SF-1D hydraulic special material is a material designed in combination with the working principle of oil cylinder and shock absorber. It is more wear-resistant under oil-free conditions. In addition to the advantages of SF-1P, this product is especially suitable for large reciprocating Tendency to the occasion.

VSB-40 Metal-Polymer Low Friction Plain Bearings

• Metal-polymer-composite material
• Seel + porous bronze sinter + RED modified
• self-lubricating low-maintenance

Metal-polymer-composite material Steel + porous bronze sinter + modified

Lubricated bearing material with good wear and friction performance over a wide range of load, speed and temperature conditions Particularly suitable for intermittent operation (reciprocating or oscillating movements)

Application

Automotive:

shock absorbers, door,
bonnet and tailgate hinges, steering columns,
clutches, gearbox selector fork guides, wiper
arms, power steering pumps, pedal bushes,
ABS equipment, etc.

Industrial:

Lifting equipment, hydraulic pumps and motors, pneumatic equipment, medical equipment, textile machinery, agricultural equipment, scientific equipment, drying ovens, office equipment, etc.

Availability

Ex stock: To order:
Cylindrical bushes, flanged bushes, t Non-standard parts trust
washers, flanged washers, and strip

Hydraulic special bearing especially suitable for reciprocating frequent occasions large lateral force.

Which can be used in automotive, motorcycle shock absorbers, and various hydraulic cylinders.

VSB-40 low friction bushings offer good wear and low friction performance over a wide range of loads, speeds, and temperatures in dry running conditions

· Very good performance in lubricated applications
· Good performance in greased applications
· Suitable for linear, oscillating and rotating movements

Suitable for dry running, low coefficient of friction, lower wear, good sliding characteristics, the transfer film created can protect the mating metal surfaces, suitable for rotating and oscillating movement, high chemical resistance, low absorption of water and swelling. The VSV-40 improved the friction and much good wear resistance over the common CSB-10 range under lubricated operation.

1. /Polymer fibers mixture thickness of 0.01~0.03mm. The lead-free bearing layer 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 mixture.
3. Steel backing, provides high load carrying capacity, excellent heat dissipation.
4. Copper/Tin plating thickness 0.002mm, provides good corrosion resistance.

5. Steel + Bronze Powder + /Fibre

· Metal-Polymer Composite Bushing Material
· Steel back + Porous Bronze Sinter +
· + Fillers

Tech. Data

* Depending on operating conditions

Technical Data

Bearing forms available in standard dimensions

· Cylindrical bushes
· Flanged bushes
· Sliding plates
· Thrust washers
· Flanged washers

Metric bearings and imperial bushings made to order: Standard bushing forms in special sizes, half-bushings, stamped/deep drawn shapes, bearings with locating notches, lubricant holes and grooves, customized designs

VSB-40 is developed for high duty, oil lubricated, hydraulic applications...Automotivesuspensionstruts, absorbers guide bushing, hydraulic cylinders, gear pumps, motors, axial and radial piston pumps & motors.VSB-40 is designed mainly for use under lubricated conditions and it performs excellent wear resistance and low static/dynamic shock friction coefficient.

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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