COMPLETE BUSHINGS SOLUTIONS FOR INDUSTRIAL VALVE | VALVE BUSH & Sleeve Bearing

We offer a comprehensive range of bushings solutions tailored specifically for industrial valves. Our valve bushes and sleeves are made from high-quality steel bronze, a material known for its excellent wear resistance and corrosion protection.

The key feature of our bushings is the integration of self-lubricating bearings. These bearings are designed to provide smooth and friction-free operation, ensuring reliable performance and extended service life for your industrial valves.

Our steel bronze bushings and sleeves are precision-manufactured to fit various valve sizes and configurations. Wh you need bushings for gate valves, globe valves, or any other type of industrial valve, we have the right solution for you.

Our products are widely used in various industries, including oil and gas, power generation, chemicals, and water treatment. We understand the specific challenges and requirements of these industries and are committed to providing you with the best possible bushings solutions.

Our team of experts is always available to provide technical support and assistance. We can help you select the right bushings for your application, offer customized solutions, and ensure timely delivery of your orders.

Contact us today to learn more about our complete bushings solutions for industrial valves. We look forward to working with you to meet your specific needs and provide you with the best possible products and services.

VIIPLUS is a supplier some of the valves bushings and self lubricating bearings repair VALVE BUSH & Sleeve Bearing. We provide equipment to a variety of Process and Industrial Industries in china.

Stainless steel matrix, coated surface composition of high corrosion resistance, wear - resistant bearings.This material is especially suitable for strong acid, strong alkali, light load medium and low speed occasions, its wear-resisting performance is obviously better than the single shaft sleeve and graphite shaft sleeve.At present, the product has been widely used in chemical acid and alkali flow meters, pumps, valves and Marine industry in the corrosion resistant sliding parts

Industries served include Alternative Fuels, Beverage & Food, Cement, Chemical, Cryogenics, Desalination, Textile, Transportation, Water/Wastewater Treatment and various OEM's.

VIIPLUS provides specialized engineering, design, manufacturing and support services for self lubricating bearings solutions. Our experienced team of engineers and skilled craftsmen consistently deliver superior VALVE BUSH & Sleeve Bearingproducts, meeting the customer requirements of alii kinds of industry. We strive to meet or exceed our customers schedule expectations by consistently delivering our bushings products and services on time.

Valve guide pumps for water copper bearing slide trailer torque arm bush | VSB-33

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.All analyses regarding the mold and pattern designs are being performed in our own premises in order to guarantee a constant casting level and quality.

Wrapped Lined (maintenance-free), self lubricated plain bearings, thrust washer and strip, stainless steel shell with sintered bronze layer filled with VSB-33 Dry bearing 316+ Product Overview:Apply to the oil or fuel work harder parts,wear resistance,low coefficient of...

Sleeve Bearing Self Lubricating For Valve Guide Pump

Stainless Steel 316 Bearings +
Throttle valve composite self-lubricating butterfly valve bearing bushing | VSB-33

CHARACTERISTICS

Wrapped Lined (maintenance-free), self lubricated plain bearings, thrust washer and strip, stainless steel shell with sintered bronze layer filled with

It is backed with stainless steel with porous bronze sintered on it and polymers imbedded into the bores of the bronze. The stainless steel back provides the bush with stronger mechanic strength and load capability. By combining the metals and the polymers tog, the VALVE BUSH & Sleeve Bearing products are endowed with the lower friction coefficient and good capacity of anti-abrasion and self-lubrication. Moreover, the stainless steel back can be effectively preventing chemical erosion. This series are widely applied in printing and dyeing machines, and machines used in the ocean industry, etc.

Stainless Steel Bronze Powder + Self Lubricating Bearings Multilayer Composite

This new material use the fibre fabric overlay on metal backings, the fabric have very high load capacity and much longer operating life compare with conventional 3-layer bushes. The metal can be carbon steel. stainless steel.

Stainless Steel 316 Sleeve Bushing Specification & Tolerance

Product Overview:Apply to the oil or fuel work harder parts,wear resistance,low coefficient of ftiction,long life:good overall performance.Apply to the oil or fuel work harder parts,wear resistance,low coefficient of friction,long life;good iverall perfotmance.

VSB-33 Plain Bearings and Sleeve Bearings


Stainless steel bearing is of oil resistant,acid resistant,alkali resistant and seawater resistant,more over,there is no lead in the surface layer and so is particularly fit for application in food machinery,alkali flow meters,pumps motion elements in pharmaceutical machines,printing machines chemical engineering machines and other ocean industry.The bushing is a triple layers composites one,the base material is stainless steel back and a film of heat resistant power filled being calendered onto the sintered spherical bronze interlayer.


Suitable for dry running, low coefficient of friction, lower wear, good sliding characteristics, forming a transfer film can protect the mating metal surface, suitable for rotary and oscillating movement. Stainless steel backing provides improved corrosio...

Automotive applications, including power steering pumps, steering systems, shock absorbers, door hinges, windshield wipers, seat regulators, seat frames and battery valves; In a general industry has a wider range of applications, including gear pumps, vane pumps, plunger pumps, cylinders, cylinders, and including logistics machinery, packaging machinery, textile machinery, forest machinery and other parts of the movement; In addition, household appliances such as air conditioning, fitness equipment, washing machines, refrigerators are also widely used.

VSB is professional as one of the leading manufacturers and suppliers of VSB-33 stainless steel 316 bearings + in China. We are equipped with a professional factory which covers a great deal of qualified workers. Please feel free to buy VSB-33 stainless steel 316 bearings + made in China with us.


Plain bearings are available as bushes, collar bushes, washers, strips or special 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.

4.  

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.

  •  
  •  
  •  
  •  
  •  
  •  
  •  

• 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.

•  

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.

•  

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.

•