The C93200 / SAE660 ASTM B505 tin bronze sleeve bushing, featuring an oil-less graphite plugged design, offers an exceptional bearing solution for a range of industrial applications. This bushing's unique composition and design ensure smooth, reliable, and long-lasting operation, even in high-load and high-speed environments.

The C93200 / SAE660 alloy is composed primarily of tin, copper, and other alloying elements, which give it superior strength, ductility, and wear resistance. This material is ideal for applications where bearings are subject to heavy loads and constant movement.

The oil-less graphite plugged design is a key feature of this bushing. Graphite is a natural lubricant that provides excellent friction reduction and wear protection, even in the absence of external lubrication. The graphite plugs are strategically positioned within the bushing to ensure continuous lubrication and protection of the bearing surface.

The sleeve bushing design allows for easy installation and removal, making maintenance and replacement quick and efficient. The precision machining of the bushing ensures a tight fit within the application, minimizing vibration and clearance, and extending the life of the bearing.

ASTM B505 is the standard specification for this type of tin bronze alloy, ensuring that the bushings meet the highest quality standards. The SAE660 designation further signifies its compliance with SAE standards for automotive applications, demonstrating its suitability for use in a wide range of industrial and automotive applications.

In summary, the C93200 / SAE660 ASTM B505 tin bronze sleeve bushing with an oil-less graphite plugged design offers a robust and reliable bearing solution for applications requiring smooth, wear-resistant, and maintenance-free operation. Its unique alloy composition, oil-less design, and precision machining make it an excellent choice for industrial and automotive applications.

Maintenance Free Graphite Plugged Bronze Bushing, Sliding Plate, Factory Price, Contact Us!

Our large bronze bushing stock is available in various types with full sizes available.No minimums, and fast delivery nationwide.Buy online or contact us for a quote!

Oilless Bushing at Best Price, Oilless Bushing By bronzegleitlager.com

The wear-resistant material is a metal substrate, adding various lubricating materials to reduce the friction coefficient and self-lubricating.

This material combines high load metal structure, advantages, good impact resistance and a low coefficient of non-metallic friction, being able to meet a variety of different conditions of use.

C93200 (SAE 660) Bronze Bushing Material

Graphite plugged bronze sleeve bronze bushing solid lubrication

High quality High quality precision Oilless Bushing all Oiles Bronze Bearing,Oil Free Bushings factory from China

Manufacture of slide bearing,bronze bushing,solid cast bronze bearing,oilless bushing,oiles bush,wrapped bronze bushing,bimetal bushing,etc.

We are a Chinese supplier manufacturer of Bearing Bronze SAE 660 inch size in china, application for ELECTRIC MOTORS, GEARBOXES, PUMPS, STEAM TURBINES!

Sliding Bearing Bronze Bushing Materials｜Standard Components for Sliding Material｜Products｜VIIPLUS INTERNATIONAL MADE TO ORDER FROM CHINA. Your reliable self-lubricating bronze bushings suppliers made to order from china

CUSTOMIZED BRONZE SLEEVE BUSHINGS MANUFACTURING C93200 / SAE660 TIN BRONZE OIL LESS GRAPHITE PLUGGED. MANUFACTURER OF CAST BRONZE SLEEVE BUSHING SIZE AND SHAPES. IF YOU NEED HELP IN SELECTING THE BEST SLIDING BEARINGS FOR YOUR PARTICULAR APPLICATION, PLEASE REMEMBER THAT DESIGN ENGINEERING AND APPLICATION ASSISTANCE ARE AVAILABLE FROM VIIPLUS CHINA. CLICK HERE TO GO TO OUR BRONZE BUSHINGS ONLINE CATALOG C86300 CAST MANGANESE BRONZE WITH GRAPHITE OILLES...

Cast Bronze Bushings

C93200 SAE660 TIN BRONZE OIL LESS GRAPHITE PLUGGED, also termed C932, bearing bronze, SAE 660 bushes, SAE 660 bronze bushing, and SAE 660 bearing bronze, is considered this family’s workhorse alloy and is widely used in many sliding bearing applications.

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

Bearing forms made to order: standard forms in special dimensions, thrust washers, flanged thrust washers, half-bearings, special shapes obtained by stamping or deep drawing, customized bearing designs

✔ STANDARD-STOCKED BRONZE BUSHINGS PRODUCT C93200 BRONZE BEARINGS WITH GRAPHITE

VIIPLUS-The Chines partner of a metal-polymer plain bearing.

The main products is metal-polymer plain bearing. Bearings with Solid Graphite Lubrication.

VIIPLUS Bronze graphite bushing products are manufactured for precise standards for long-term usage and high output.

Made from C95400 aluminum bronze bushing, C86300 manganese bronze alloy bushes, C93200(SAE660) tin bronze flanged bushes.

our products can take your designs to the next level. We can even custom manufacture a bearing for your specific needs.

What is Cast Bronze Bushings C86300 & C95400 material?

Metal base self-lubricating bearing, wear resistance, impact resistance, high load characteristics, is also mainly used in the construction machinery industry, it is no wonder that productivity utilization rate is high. Cast Bronze Bushings is made of Cast Bronze Bushings with Solid Lubricant Inserts, the base metal withstands high load and the graphite provides self-lubrication. This type of oiles bearing shows excellent performance without pre-lubrication under conditions of extreme high/low temperature at low speed.

Solid Bronze Metallic Self-lubricating Bearings Cast Bronze Bearing with Graphite Plugs
Material: TIN BRONZE BUSHING

Bronze Sleeve Bushing Application

The C93200 TIN BRONZE BUSHING product is widely used on consecutive casting and rolling machines, mine-exploiting equipment, ships, steam engines, etc. This kind of bearing can be applied under dry, high temperature, high pressure, corrosive, water, or other chemical environments when no oil can be introduced. It is widely used in automotive products line, water engineering, dam gate, plastic industries, successive casting machines, steel rollers in metallurgy industry, mineral machines, ships, turbo generators, hydraulic turbines, and injection molding machines...

Our Bronze Bushings Structure Characteristics

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 a pretty good anti-erosion ability in air, freshwater and seawater. The surface is regularly and finely machined with sockets in which a particular solid lubricant is filled. The product is widely used on consecutive casting and rolling machines, mine-exploiting equipment, ships, the steam engine, etc.

Solid Lubricant Casting TIN Bronze Bearings Bushings.

CHARACTERISTICS Solid lubricating bearings

Your recognized global partner for sliding bearing applications.

This kind of bearing can be applied under dry, high temperature, high pressure, corrosive, water or other chemical environments when no oil can be introduced. It is widely used in automotive products line, water engineering, dam gate, plastic industries, successive casting machines, steel rollers in metallurgy industry, mineral machines, ships, turbo generators, hydraulic turbines and injection molding machines...

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http://www.bronzegleitlager.com

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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