These oil-free, self-lubricating wear plates with a thickness of 20mm are designed to provide superior wear resistance without the need for external lubrication. Made from graphite-plugged copper, they are ideal for applications where oil or grease lubrication is not feasible or desired. The China-supplied plates are known for their durability, reliability, and cost-effectiveness. The graphite plugs enhance the self-lubricating properties of the copper, allowing for smooth and efficient operation with minimal wear.

Oil-Free Slide Plate (Thickness 20mm 10mm 5mm) High Strength Brass / Copper Alloy + Solid Lubricant

Material : #500SP
Oil-Free Slide Plate for universal use in many dry applications such as die/mold, machinery, automation, construction, automobile. Oil-Free is self-lubrication and work without grease.

Standard Components

Standard parts for automation machinery

Slide Plates

Oil-Free plain bearing slide plates brass, sintered, and other materials
Shop from bronzegleitlager.com for all your Oil-free Slide Plates Type·2 Bolt Holes / 3 Bolt Holes / 4 Bolt Holes and Guide Components needs from China. We offer free CAD download, short lead times, competitive pricing, and small minimum order.
Guide to oil-free slide plates. bronze lube oil-free components are produced by embedding a special solid lubricant at appropriate locations.

Oil-Free Slide Plates - Oil-free Slide Plates With Lubricating Holes

Copper alloy＋Special solid lubricant

(High Strength Brass / Copper Alloy + Solid Lubricant)

Technical data

Alloy

Material composition and performance table

Self Lubricating Bronze Wear Plate, bronze slide plates, slide plates, Oil-free slide plates.
Many of the fully machined bronze Oil-free slide plates with copper alloys wear plates that we manufacture are self-lubricating. This is achieved by a process of plugging the bronze plate with plugs of graphite. We offer a full line of plug graphite bearings. More information on our graphite plugged parts can be found here.

Wear Plates - SelfLube Mold and Die Products, plugged graphite bronze Oil free slide plates with copper alloys wear plates are available in a broader range of sizes.

custom configurations for special sizes, hole patterns, or graphite patterns.made in china. Cast Bronze Wear Plate Oil-free slide plates with copper alloys
Our Cast Bronze Wear Plate is produced by a method known as continuous casting. The fine grain structure obtained through continuous casting virtually eliminates casting defects associated with static casting methods. This dense structure is free from porosity which in turn prolongs the life of your tooling.
Solid lubricating plate
Metal-based self-lubricating bearing
Dawn provides high-quality self-lubricating products for all industries worldwide

Alloys

Our cast bronze wear plates Oil-free slide plates with copper alloys can be supplied in the following bronze alloys:

• C95400Manganese Bronze: C954 Manganese Bronze Bus...

• C93200Manganese Bronze : C932 Manganese Bronze bea...

• C86300 Manganese Bronze: C863 Manganese Bronze gr...

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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