C86300 Bronze, also known as HBSC4 Copper Alloy, is a unique material that stands out due to its embedded special solid lubricant. This alloy offers exceptional properties that are ideal for a wide range of applications, especially those requiring high wear resistance and low friction.

The embedded solid lubricant within C86300 Bronze provides a self-lubricating effect, significantly reducing the need for external lubricants. This not only simplifies maintenance but also ensures consistent performance over extended periods of operation.

The combination of bronze and the embedded solid lubricant results in a material that is highly resistant to wear and abrasion. This makes C86300 Bronze an excellent choice for applications involving sliding or rotating contacts, such as bearings, bushings, and other components where high levels of wear can occur.

The alloy's excellent machinability allows for precision manufacturing, ensuring that components made from C86300 Bronze fit and perform as intended. Furthermore, its corrosion resistance makes it suitable for use in a variety of environments, including those with high humidity or exposure to chemicals.

JIS standards, which refer to the Japanese Industrial Standards, ensure that C86300 Bronze meets strict quality and performance requirements. This, along with its unique composition and properties, makes C86300 Bronze with embedded special solid lubricant a highly reliable and cost-effective material choice for numerous industrial applications.

Check out Oil-Free Slide Plates for the most current pricing and lead time, made to order from china, with holes, different plate thickness.

Material: Material: C86300 Bronze (JIS, HBSC4 Copper Alloy previously) Special Solid Lubricant Embedded. Initial greasing is recommended for more effective use. Oil-Free Slide Plates Copper Alloy

Oil-Free Slide Plates – Copper Alloy

Sliding Bearings Need to be purposefully designed and manufactured. Bearing, per se, usually less costly. The overall cost is less for small bearing systems. Service life not predictable, but can be
capable of providing unlimited life. Offer more design flexibility and versatility to a broader spectrum of materials.

More tolerant of abuse. May require periodic maintenance.

Can provide high levels of beneficial damping.

Sometimes higher friction. Wear, under favorable conditions, can approach zero. Little outside help available.
Rolling Element Bearings Off-the-shelf finished bearings available.

The lower overall cost for larger bearings. Small bearings may have higher relative costs.Statistically predictable finite life.

Limited by available standard sizes, configurations, and materials.

Very sensitive to abuse. Minimal maintenance, short of replacement.

Minimal damping characteristics.Finite, generally low friction and wear.Lots of outside help available(suppliers).

C86300 casting bronze graphite oilless bush bushing plates with graphite inlaid

Casting bronze bearing with graphite plugs

The solid bronze/iron material is ideally suited for highly demanding applications in tough environments. We offer a standard assortment of plain sleeve bushings, flanged bushings and sliding plates.Plug Graphite Bearings. Plug graphite bearings are primarily used in applications that need continual lubrication in hard to reach areas. Graphite is mechanically forced into the holes/grooves under extreme pressure. A film of lubricant is transferred to the shaft as it begins to turn.

VIIPLUS bronze graphite oilless bush is a material suitable for heavy loads at low sliding speed, the solid lubricant is provided by Graphite with additive, which is inserted into the bronze structure of the bearings.

The base material is CuZn25Al5. The available items in this material are the cylindrical and flanged bush, washers, strips, and special parts on customer requests.

C83600 plates with graphite inlaid, C86300, C95400, SAE40, SAE66 aluminum-bronze bushings, brass bronze copper alloy bushings, bronze alloys bushings, bronze bar stock, cast bronze bearing, copper alloys bushes, manganese bronze bushings, aluminum bronze bearings, phosphorous bronze bushings

Graphite Inlaid Bushings & Oil-Free Slide Plates Copper Alloy

Plates China, Casting bronze bearing with graphite plugs

Solid Bronze Sliding Block Plug Graphite Cast Bronze Bearing Solid Bronze Plate C86300 | VSB-50 PLATE

Applications

Inlaid Plate, Inlaid Plate Suppliers, and Manufacturers.

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.

CHARACTERISTICS

Material Properties

● Allows maintenance-free and long-life operation;
● Suitable for high static and dynamic loads;
● With low and smoothly coefficient of friction and without stick-slip effects;
● Suitable for dirty, corrosion, impact load and edge loading;
● The base material provided a good shock-absorbing capacity;
● Can be used over a large temperature range;
● Suitable for reciprocating, rotating and oscillating movement with start frequency and difficulty to form oil film occasions;
● With low wear rate and long life service.

VSB-50P Sliding Block solid Bronze Metallic Self-lubricating Bearings

Solid Lubricant Cast Bronze Bearings Slide Block With Immediate Running Velocity

Metric Bronze Bushings Block Tin-Bronze For Metallurgy / Drying Machine

Cast Bronze Bearing with Graphite Plugs

Feature

Solid Bronze bushings are intended to be lubricated with oil or grease. Lubrication not only
improves the sliding properties but also reduces wear and prevents corrosion. Grease is usually
used when lubrication is periodical

VSB-50P Sliding Block oilless slide plate, wear plate, graphite plugged

Copper Cast Bronze Bearings Slide Block Anti Abrasion For Transportation Machines

1. May work without any oil for a 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 be used in a wide range of temperature from -40℃-+300℃

Aluminum-Bronze With Solid Lubricant Casting Bronze Slide Block

Aluminum-Bronze Solid Lubricating Slide Block is backed with Aluminum-Bronze alloy with good capability of mechanics, castings, and anti-erosion. The surface of Aluminum-Bronze Solid Lubricating Slide Block is regularly and finely machined with sockets in which a particular solid lubricant is filled.

Aluminum-Bronze Solid Lubricating Slide Block has widely used conditions with a mediate load but higher temperature and condition with mediate running velocity etc.

The surface of Aluminum-Bronze Solid Lubricating Slide Block is regularly and finely machined with sockets in which a particular solid lubricant is filled.

STRUCTURE

VSB-50P Sliding Block 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 at 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

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

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.

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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.

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.