Viiplus self-lubricating bearings, specifically designed for high-pressure gear vane and plunger pump applications, offer exceptional performance and durability. These bushings are engineered to withstand the rigorous demands of high-pressure systems, ensuring smooth and reliable operation even under extreme conditions. The self-lubricating feature significantly reduces friction and wear, extending the service life of the bushings and reducing maintenance requirements. Wh used in industrial machinery, pumps, or other heavy-duty equipment, Viiplus high-pressure gear vane and plunger pump bushings provide a robust and dependable solution for all your bearing needs.

Hydraulic cylinder Bronze Bearings Manufacturers made-to-order from china.

Cylinder Sleeve Bushings Parts & Accessories for Hydraulic Cylinders,Hydraulic Cylinders,Hydraulics Sliding Bearing for sales.Follow the link below to view our new brochure outlining the bronze bushing bearings made in China components used in the hydraulic industry:www.bronzegleitlager.com

Hydraulic Cylinder Bushing | VIIPLUS Self-Lubricating Bearings Online Sale

Hydraulic components
The company has developed metal and plastic self-lubricating rolling bearings suitable for high load and high speed under the condition of fluid lubrication, which are widely used in gear pump, plunger pump, vane pump, compressor, cylinder and other industries.Oilless bushing self-lubricating bearing for high pressure pump gear pump & vane pump bushings.

Hydraulic cylinder oil pump Bushings & Bearing

All hydraulic arrangements will be supplied complete with pump, control-valves, hoses, cylinders and fittings.

VIIPLUS developed shock-resistant, dust-resistant, high-strength self-lubricating bearings, not only solve the problem of lubrication, but also reduce the noise to extend the service life, especially in the harsh mine, field equipment;Such as hydraulic cylinder oil pump and excavator big and small arm bearing.

CONSTRUCTION MACHINERY – HYDRAULIC CYLINDERS Bushing is a ring sleeve for cushioning effect.In the ministry of hydraulic special non-oil liner kit high-speed operation, after a long period of operation will aggravate wear, if the hole and the gap between the shaft is lower than the minimum standard should be replaced parts, so the current shaft sleeve or bushing first with low hardness and high wear resistance data.

VIIPLUS is a supplier some of the valves bushings and pump self lubricating bearings repair products. We provide equipment to a variety of Process and Industrial Industries in china.

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 products, 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.High-pressure Pump Self-lubricating Bearings Metal-Polymer Low Friction Plain Bearings VSB-40 Split bearing bush, sleeve bearing, flanged bushing, Metal-Polymer Low Friction Plain Bearings Bush & Metal-Polymer Low Friction Plain Bearings Bearing,Fibres and Lined, Steel Backing.

Hydraulic cylinder Self lubricating bearings & bushings

Level move is realized by the co-operation of oil vat, handspike and synchronizer.

Hydraulic cylinder is the hydraulic energy into mechanical energy, do linear reciprocating movement (or swing movement) of the hydraulic actuator.High pressure fatigue and impact resistant oilless bearing.High pressure pump is to provide high-pressure rotary spraying slurry with high voltage power equipment, used in construction, highway roadbed reinforcement reinforcement, can also be used for high pressure water jet assisted rock coal, downhole hydraulic prop for the liquid, the anchoring with hydraulic expansion metal anchor rod pump high pressure water, underground large pipe dredge desilting cleaning, etc.

Gear pump special Self lubrication bearing series,Gear pump is dependent on the pump cylinder and meshing gear formed by the change in working volume and movement to transport liquid or pressurized rotary pump.

Special oil-free self-lubricating bearing for vane pump

Plunger pump self lubricating bearing

Plunger pump is an important device of hydraulic system.It relies on the reciprocating movement of the plunger in the cylinder block, so that the volume of the sealed working chamber changes to achieve oil absorption and oil pressure.The plunger pump has the advantages of high rated pressure, compact structure, high efficiency and convenient flow regulation.Plunger pump is widely used in high pressure, large flow and flow needs to be adjusted occasions, such as hydraulic machines, construction machinery and ships.

Cylinder sleeve bushings

A cylindrical metal part that guides the piston to and fro in a straight line within a cylinder.Air in the engine cylinder through the expansion of heat into mechanical energy;The gas is compressed by the piston in the compressor cylinder to increase pressure.

Detailed Information​

Sf-1d hydraulic special bearing. Is on the basis of SF, 1 p combined with the oil cylinder and the working principle of the shock absorber and design a new type of material, under the condition of no oil is wear-resisting, in addition to the product has the advantages of SF, 1 d, especially suitable for reciprocating frequent occasions large lateral force. Its performance is similar to that of Metal-Polymer Low Friction Plain Bearings, which is gradually replacing sf-1p products, which can be used in automotive, motorcycle shock absorbers and various hydraulic cylinders.

Self-Lubricating Bearings Hydraulic system gear pump bushing | VSB-40
auto transmission parts automobile steering system flange bushingand bearings for sale

VSB-40 Metal-Polymer Low Friction Plain Bearings 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.

5. Steel + Bronze Powder + /Fibre(Metal-Polymer Low Friction Plain Bearings)

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

Technical Data * Depending on operating conditions

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.

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.