The C86300 SAE430B Manganese Bronze Flange Bushings with Solid Lubricant Plugs are centrifugally cast, ensuring a dense and uniform structure that offers excellent mechanical properties. The graphite plugs serve as solid lubricants, providing a smooth and efficient operation even under high loads.

These bushings are designed to handle extremely high load capacities, making them suitable for a wide range of industrial applications where durability and reliability are paramount. The bronze material itself is known for its wear resistance and corrosion resistance, further enhancing the bushings' lifespan.

Our Graphite Plugged Solid Lubricant Bearings are customizable to meet specific requirements, allowing us to provide Gleitlager Custom Parts that perfectly fit your machinery and equipment. Wh you need a specific size, shape, or material, we can work with you to create the ideal bearing solution.

Cast Bronze Bushings, such as our Selbstschmierende Gleitlager, are a trusted choice for industrial applications due to their excellent performance and long-term durability. We pride ourselves on using high-quality materials and advanced manufacturing techniques to produce bushings that exceed expectations.

Contact us today to learn more about our C86300 SAE430B Manganese Bronze Flange Bushings with Solid Lubricant Plugs and other bearing solutions. Our team of experts is ready to assist you with any questions you may have and provide the information you need to make an informed decision.

brass bushing, tin bronze bushing, national standard tin bronze bearing, has a wealth of production experience, has many years of production experience, manufacturers direct sales, good technology, reasonable price, high quality and low price.

C86300 Manganese Bronze Cast Graphite Bushings are a high-strength, non-heat-treatable copper alloy designed for use in applications requiring a good combination of outstanding wear characteristics and high load carrying capacity at high loads and low speeds.

• Flange Solid Bronze Metallic Self-lubricating Bearings
• Copper Cast Bronze Bearings / Flanged Bronze Bearings
• Cast Bronze Bearing with Graphite Plugs

CuZn25Al5 C86300 UNS, mechanical properties as manufactured.Very high strength values. Bearings at high load and low sliding speed.C86300 Manganese Bronze Bushings To find and order parts online from the china factory, simply type the part number from our Solid Bronze Bushes catalog.
Centrifugal Casting Bushing C86300 Bronze Metallic Self-Lubricating Bushings / Plain Bearings Cast Bronze with solid lubricant plugs - Metric Engineered for a Longer More Reliable Service Life

• C86300* Manganese Bronze Flange Bushings
• C93200* Leaded Tin BronzeSleeve Bushings
• C95400* Aluminum Bronze Bushings Material

Cast C86300 Manganese Bronze Bushings a solid copper alloy bearing bushing casting produced by centrifugal casting, and belongs to the machining field.
Centrifugal casting is a technique and method of injecting liquid metal into a high-speed rotating casting mold so that the liquid metal moves in centrifugal motion and fills the mold and forms the casting.Because of the centrifugal movement, the liquid metal can well fill the mold and form the free surface of the casting in the radial direction.Cylindrical inner hole can be obtained without core.Helps to remove gases and inclusions from the liquid metal;It affects the crystallization process of metal and improves the mechanical and physical properties of casting.
Manganese bronze alloys can operate under very high loads and speeds. However, bearing applications require reliable lubrication. Besides excellent mechanical qualities, these alloys have good corrosion resistance. The standard alloy in this group is high tensile C86300, which is comprised of copper, manganese, aluminum and iron. This combination raises the tensile strength to over 110,000 KSI.
Symbol:C86300 BRONZE BUSHINGS
Category:ASTM Casting Copper Alloy
Type:Lead Free Brass

Chemical Composition (%max., unless shown as range or min.)

Solid Bronze Metallic CuZn25AI5Mn4Fe3 Plug Graphite Cast Bronze Bearings pile driver

VSB-50 Solid Bronze Metallic Self-lubricating Bearings Cast Bronze Bearing with Graphite Plugs

Typical Applications

Pile driver Bronze Bearings

Material:CuZn25AI5Mn4Fe3

Structure Characteristics and Applications

VSB-50 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.

Solid Lubricant Casting Aluminum Bronze Bearings Bushings

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℃

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.

Chemical Compositions

Availability

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

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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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