POM Composite Thrust Washer for Valve refers to a component made of Polyoxymethylene (POM), a type of engineering plastic, that is specifically designed to function as a thrust washer in a valve system. A thrust washer is a type of flat washer that is used to provide a smooth surface for the transmission of thrust loads or pressure. In valve applications, the POM composite thrust washer helps to evenly distribute the load and reduce friction between moving parts, ensuring smooth and reliable operation of the valve.

POM, also known as acetal, is a thermoplastic polymer with excellent mechanical properties, including high strength, stiffness, and abrasion resistance. It is often used in applications requiring durability and dimensional stability. The composite material, which typically combines POM with other materials like fillers or reinforcements, further enhances the properties of the base material, making it suitable for demanding applications like valves.

The specific design and dimensions of the POM composite thrust washer for a valve will depend on the requirements of the valve system, including the operating pressures, temperatures, and the type of media flowing through the valve. Proper installation and maintenance of the thrust washer are crucial to ensure the long-term performance and reliability of the valve.

Bushing, Thrust Washer Wall Thickness, Self-lubricating Bronze Bushing, Coated Bushing, Bush, Bearing, Manufacturer China, Exporter ChinaREQUEST FOR QUOTATION

Select 2020 high quality Bushing products in best price from certified Chinese Bearing manufacturers.

Oilless POM steel SF2 sliding Plates poriferous bushings washer Customized various carbon steel Washer | VSB-20

Chinese high performance bearing solutions High quality Thrust slide washer , from VIIPLUS, premium brand

VIIPLUS Self-Lubricating Bearings Material provides high-end casting to our valve divisions including materials like (low temperature) carbon steel/ stainless steel/ Bushing POM Bushes and high bronze alloy steels bearings.

Tuyst Washers

Our viiplus bearing THRUST WASHER / ROUND / COMPOSITE / POM & range of POM coplymer washers is ideal for a range of application across many industries and are extremely versatile. They benefit from having excellent sliding properties, a good temperature range, are physiologically inert and are lightweight. They also have a high impact strength and excellent resilience.

VIIPLUS Provide non-standardized products:Cylindrical bushes, thrust washers, strip and non-standard parts as the clients supplied drawing etc.

TYPICAL APPLICATIONS

Packaging Machinery Packaging Bushings

We provide bearings solutions for packaging machines, pick-and-place robots and product inspection robots for a variety of industries including, food and beverage, chemical manufacturing, and pharmaceuticals.
Our main production of plastic packaging machinery bushings.


VIIPLUS also operation of printing machinery bushings, plastics machinery bushings, food machinery bushings.
Noise jamming for packaging machinery is very harmful.
Adopting viiplus made self-lubricating bearing, moving smoothly in a low noise.

The abnormal noises produced in the running of low noise sliding bearings are the serious quality problems. As viiplus bushings, there was no need to add lubricating oil, and low noise.
We are committed to sliding bearing product innovation through state-of-the-art equipment, engineering expertise and extensive research and development; allowing us to provide creative bearings solutions.

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 fibres mixture thickness 0.01~0.03mm. 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.

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

Tech. Data

viiplus provides a complete set of sliding bearing solutions for hydraulic system users. The supplied products include: gear pump aluminum seat assembly, axle sleeve, side plate; Blade pump and plunger pump with oil plate, return disk, axle sleeve; Cylinder liner and so on.

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

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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