When it comes to dry sliding bushings, having a butt joint flange design with (Polytetrafluoroethylene) bushes can offer exceptional performance in various applications. This combination provides both durability and lubricity, making it a reliable choice for demanding environments.

The butt joint flange design allows for easy installation and secure attachment of the bushing to the application. The flange provides a larger surface area for attachment, ensuring that the bushing remains firmly in place during operation. This design also helps to distribute the load evenly across the bushing, reducing wear and tear.

The bushes within the bushing are responsible for providing lubricity and reducing friction. is known for its low coefficient of friction and excellent wear resistance, making it an ideal material for dry sliding applications. The bushes are precisely fitted into the bushing, ensuring a smooth and reliable operation.

The combination of the butt joint flange design and bushes results in a bushing that can handle high loads and temperatures while maintaining a low coefficient of friction. This makes it suitable for applications such as industrial machinery, automotive components, and aerospace equipment.

The dry sliding bushing can be customized to fit the specific requirements of your application. We can adjust the flange size, bush material, and other specifications to ensure that the bushing meets your exact needs. This allows us to provide a solution that is tailored specifically to your application, ensuring optimal performance and longevity.

In conclusion, a dry sliding bushing with a butt joint flange design and bushes offers exceptional performance in demanding applications. The combination of the flange design and bushes provides durability, lubricity, and reliability, making it a reliable choice for your specific needs.

Dry Sliding Bearings,Inch composite plain bushings,get a free quote.Cheap price from china.PCZ-BUSHING,Butt joint.

Dry Flange Bushing Price and delivery time on request

Plain bushing of composite POM composite

LBMF dry liner (accessory BMF liner) material: reinforced steel () bearing with better self-lubricity LBMF bearing has wear resistance due to the addition of with low friction coefficient.Advantages: lead-free bearing, no lubrication can be used;Excellent wear resistance;Long service life;Suitable for sliding;Quiet operation during the journey;A large number of available dimensions.Tuleje suche LBMF

Instructions: do not grind the inside or outside of the sleeve to adjust its size;Move the sleeve connection away from the maximum load point as far as possible;To install the sleeve, slide it vertically into the housing;No special locks required;Prelubrication can extend product life.

Flanged Bushes Steel Backed Bronze Dimensions

Application

Self-lubricating bearings are typically used in high load applications, including valves, hydro power equipment, lifting equipment, hydraulic pumps and have a long proven history of providing outstanding performance in extreme applications from Ariane rockets to deep sea valves.

Boundary Lubricating Bushings Sleeve Bushes

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.

The structural characteristics

VIIPLUS metal composite self-lubricating materials for high quality low carbon steel substrate, sintering porous spherical copper powder layer, the surface of copper is given priority to with wear-resistant lubricating materials as bearing layer, the material has excellent mechanical bearing capacity, the middle copper powder layer can not only transfer the heat generated by the bearing during operation in time, but also increased the strength of the combination of the plastic layer and substrate. is designed for complete dry friction and a variety of materials are developed for lubrication, friction coefficient and durability.VIIPLUS's metal composite delivers the best performance over the widest range of loads, speeds and temperatures with or without external lubrication.

The product application

Agricultural machinery: tractors, combine harvesters, crop sprayers, bulldozers, grader, etc.
Automobile industry: power steering pump, steering gear thrust gasket, disc brake, shock absorber, door hinge, wiper, chair horn, air valve and solenoid valve;
Office and business machines: copier, fax machine, printer, mail processor, etc.
Hydraulic components and valves: gear pump, plunger pump, vane pump, ball valve, butterfly valve, cylinder, cylinder and other hydraulic components;
Home appliances: refrigerators, air conditioners, vacuum cleaners, sewing machines, cleaning machines, microwave ovens and fitness equipment, etc.
And other logistics machinery, packaging machinery, textile machinery, port machinery, mining machinery and forest machinery and so on.
In actual use, according to the different environment, working conditions and environmental protection requirements, low-carbon steel plate can be changed into copper plate or stainless steel plate, the inner surface of the plastic layer can choose lead or lead-free materials and other polymer filler, the appearance can be tin or copper plating.

Du Sf-1 Boccole Bushes & Bushes | Viiplus Bearing Stainless Steel Bushing With

Description

VIIPLUS bushes are produced in a lightweight, compact material with minimum bulk, simplifying shaft assembly. Featuring high-level chemical resistance, shafts can be covered or plated with materials resistant against chemically aggressive liquids, gas or solids, through the application of an additional galvanic layer. This type of bush does not require lubrication and its operating temperature is between -195°C and +280°C.

ROLLED DRY SLIDING BEARINGS ()

Steel + Bronze Powder + /Fibre(DU)

• Bushing material suitable for lubricated applications

• self-lubricating bushings offer very good wear and low friction performance over a wide range of loads, speeds and temperatures in dry running conditions

• Anti-friction bearing suitable for linear, oscillating and rotating movements

• As they do not absorb oil and water, bushes have a low expansion and high conductivity rate, as well as good thermal stability. Furthermore, by using this type of bush, vibrations, noise and pollution are significantly reduced.

Material is designed to operate without supplemental lubrication and will perform excellent when lubrication is present. Low friction, low wear rate, good sliding characteristics and very low absorption are a few of the features of this material. VSB-10 bushings will support rotary, linear and oscillating motion.

Technical Data

Carbon Steel + Copper Powder + ( + Pb + Filler)

• Metal-Polymer Composite Self-lubricating Bushing Material

• Steel Back + Porous Bronze Sinter +

• + Lead

* Depending on Operating Conditions

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

Plain bearings are available as bushes, collar bushes, washers, strips or special designs.
Metric bearings and imperial bushings made to order: standard bushing forms in special dimensions, half-bushings, special shapes obtained by stamping or deep drawing, customized bushing designs

TYPICAL APPLICATIONS
viiplus 10 bushes are used in various applications, for example:
* hydraulic vehicles;
* automobiles;
* motorcycles;
* agricultural machinery;
* textile machinery;
* printing machinery;
* gymnastics equipment and more; etc.

START YOUR PROJECTWith an Application Engineer

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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