SAE 430B C86300 bronze bearings, also known as manganese bronze bearings, are highly regarded for their excellent mechanical properties and wear resistance. These bearings are widely used in various industrial applications due to their ability to handle high loads and maintain stability over extended periods.

Graphite plugged shoulder bushings are a specific type of SAE 430B C86300 bronze bearing that features a graphite insert or plug. This graphite component provides a self-lubricating effect, significantly reducing friction and wear on the bearing surface. The graphite plug also acts as a shock absorber, helping to protect the bearing from damage caused by sudden impacts or vibrations.

The combination of SAE 430B C86300 bronze and graphite plugging results in a bearing that is not only strong and wear-resistant but also self-lubricating and shock-resistant. This makes it an ideal choice for applications where reliability and long-lasting performance are critical.

Wh you're looking for a replacement bearing for an existing machine or a custom-made solution for a new application, SAE 430B C86300 bronze bearings with graphite plugged shoulder bushings can provide the durability and performance you need. Contact us today to discuss your requirements and learn more about our range of products and services.

Searching By Graphite Plugged Bronze Bushing Size | Oilless Bushes

Factory Direct & Fast Delivery Experienced Manufacturer & Supplier in China

Self-lubricating & maintenance free bronze gleitlager

Standard material

• CuZn25A16Fe3Mn3 + Graphite

♦ Unparalleled high load, low speed performance.
♦ Outstanding wear resistance in those places where it is difficult to form an oil film due to reciprocating, oscillating movements and frequently intermittent processes
♦ Remarkable corrosion resistance and resistance to chemical attack
♦ Maintenance-free and saves operating costs.

Bronze Gleitlager

The sizes shown for solid bronze bushes are nominal sizes. Refer to the tolerances listed on our PDF each size. SAE 430B C86300 Bronze Cylindrical Self Lubricating Sleeve Bearings | Cast Bronze Bushes with Graphite

High loads and speeds manganese bronze graphite bushing, such as c863 bearing applications require reliable lubrication. besides excellent mechanical qualities, these c86300 sae 430b sliding bronze bearings have good corrosion resistance.

High strength brass Metal Plain Bearings

A variety of alloys composed of more than two elements is called special brass.Such as by aluminum, lead, tin, manganese, nickel, iron, silicon copper alloy, high strength yellow Copper is one of them.High strength and hardness, high resistance to chemical corrosion.And cutting machines
Also excellent performance.High force brass is often made into the manufacture of plates, bars, rods, pipes, casting parts, etc.

Graphite bronze bushing C86300 Graphite plugged bronze bush,Manganese Bronze bushings Copper Sleeve Bronze Bushing Bearing

Structure Characteristics And Applications

Solid Lubricating Bearing is produced by strengthening brass that has good physical performance and good capability for casting. What's more, the brass material has pretty good anti-erosion abitity in air, fresh water and sea water. The surface is regularly and finely machined with sockets in which particular solid lubricant is filled. The product is widely used on consecutive casting and rolling machines, mine-exploiting equipments, ships, steam engine, etc.

C86300 Bronze Bushing Composition

• Bronze (CuZn25Al5)

• Solid Lubricant

Bearing Forms Available In Standard Dimensions

• Cylindrical bushes

• Flanged bushes

• Sliding plates

What is Cast Bronze Bushings?

JDB bushing JDB material is made of strong cast bronze based metal with special solid lubricants embedded.

This material provides a maintenance-free bearing solution, particularly for high load, intermittent of oscillating motion.Cast Bronze Bushings is made of Cast Bronze Bushings with Solid Lubricant Inserts, the base metal withstands high load and the graphite provide self-lubrication.

SAE430B C86300 Cast Bronze Bushing With Graphite

Cylindrical Standard Dimensions Bronze Solid Lubricant Sliding Bearings

Festschmierstoff-Gleitlager Plastic Molding Machinery
C86300 Bronze Bushing Characteristics

Solid Lubricant Casting Aluminum Bronze Bearings Bushings with Solid Graphite Lubrication. Various material specifications, standard and special shapes are also available.

VSB-50 Solid lubricating bearings

1. May work without any ol for long period
2. Extremely high load capacity, good anti-wear and lower friction
3. Particularly appropriate for low speed and high load
4. Suitable for reciprocating, oscillation or intermittent motion where oil film is hard to be formed
5. Good chemical resistant and anti-corrosion characteristics
6. Can b€ used in wide range of temperature from -40℃-+300℃

Technical Data

Chemical Compositions

Vsb-50 Solid Lubricant Sliding Bearings material is made of strong cast bronze based metal with special solid lubricants embedded. The base metal withstands high load and the solid lubricants provide self-lubrication. The bearing shows excellent performance without pre-lubrication under conditions of extreme high/low temperature with low speed.This material provides a maintenance-free bearing solution, particularly for high load, intermittent of oscillating motion.The lubricator, which is based on maintenance-free solid lubricant or graphite, is embedded into the steel or bronze of the sliding bearing. The lubricator makes it possible, and easier, to work in dry environments.
Viiplus bronze gleitlager sliding bearings are more resistant at higher temperatures com-pared to other types of sliding 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.

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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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