The CuZn25A16Fe3Mn3 self-lubricating copper bush sleeve is a high-precision bearing component designed for exceptional performance and durability. Constructed from a unique alloy composition, this bush sleeve combines the advantages of copper, aluminum, iron, and manganese, resulting in a material that exhibits superior mechanical properties.

The self-lubricating feature of this bush sleeve significantly reduces the need for external lubrication, minimizing wear and friction while maintaining smooth operation. This not only enhances the overall performance of the bearing but also extends its service life.

The high precision of the CuZn25A16Fe3Mn3 bush sleeve ensures a tight and accurate fit within the housing, minimizing any potential for movement or misalignment. This precision manufacturing process results in a bearing that can withstand high loads and stresses, maintaining its integrity and functionality under extreme conditions.

Wh used in machinery, equipment, or any other application that requires high-performance bearings, the CuZn25A16Fe3Mn3 self-lubricating copper bush sleeve is an excellent choice for delivering exceptional performance and durability.

CuZn25A16Fe3Mn3 (C86300)Self-lubricating bearing sleeve is briefly introduced

The finished copper alloy bushing provides a simple and economical way to use the bearing. It has the characteristics of high bearing capacity, good corrosion resistance and arbitrary size processing.At the same time, different grades of copper alloys can be provided according to different usage conditions, and different forms can be processed according to the requirements. It has higher dimensional accuracy than rolled copper bearings.

CuZn25A16Fe3Mn3 (C86300) Material composition

CuZn25A16Fe3Mn3 substrate made of solid lubrication oil-free bearings (hereinafter referred to as solid embellish bearing), is to use CuZn25A16Fe3Mn3 Gao Ligao strength as matrix, and embedded radial arranged orderly cylindrical polymer filler for friction materials (such as graphite, molybdenum disulfide, , oil lubricant), its superiority lies in its made of copper alloy and non-metallic antifriction material has the respective complementary advantages, not only has high bearing capacity, and break through the boundaries of generally depends on the oil film bearing grease lubrication, achieve no oil lubrication, the embedded solid lubrication easy lubrication film formation,It improves the friction and wear performance greatly and is stable, reliable and cost-effective.

Click here or get more information C86300 Manganese Bronze : C863 Manganese Bronze gr...

Self lubricating schematic and you can choose the structure

You can customize or select our tank type

A brief introduction of our production process of CuZn25A16Fe3Mn3 (C86300) self - lubricating bearings

After CuZn25A16Fe3Mn3 (C86300) bar or copper pipe is cut off, it is turned on a CNC machine. When the size is required to reach the standard, we will open oil groove in the next hole, and finally check wh the size is correct. Finally, we will carry out packing.

CuZn25A16Fe3Mn3 (C86300) Product parameters of self-lubricating bearings

You can customize the size from us or choose some structure you want

For more product specifications and information you can click here Graphite self-lubricating bearing.pdf

Why choose our bearings? What are the advantages of our bearings

While VIIPLUS is recognized as the supplier in pipe handling self-lubricating bearing manufacturing equipment, our sliding bearing bushing product range includes equipment for a wide variety of customers.

The advantages of our bearings

1. It can be used for a long time without maintenance;

2. Designed for high static load and dynamic load;

3. It has a very low and stable friction factor and no "sticking" phenomenon;

4. Dust resistance, corrosion resistance, impact resistance and edge load resistance;

5. Metal substrates have good shock absorption capacity;

6. Can be used in a wide range of temperatures;

7. Suitable for reciprocating, rotating and swinging, and other starting frequent and difficult to form oil film occasions.

Where you can apply to our CuZn25A16Fe3Mn3 (C86300) self-lubricating bearings

Construction machinery: chassis walking mechanism supporting wheel shaft sleeve, towing wheel shaft sleeve, tensioning wheel shaft sleeve;Automobile industry: balanced shaft bushing, steel plate pin bushing, steering knuckle-main shaft bushing, connecting rod bushing, valve rocker arm bushing, camshaft bushing, differential bushing, gearbox bushing, internal combustion engine spindle tile, thrust gasket;And plunger pump side piece, gear pump side piece, etc

Contact me and let me tell you more about self-lubricating bearings

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.