In the realm of precision engineering and machinery, the combination of Locking Joint Steel and CuSn6.5P0.1 Bimetal Bronze for camshaft bushings offers unparalleled durability and performance. The steel provides the necessary structural strength and rigidity, while the CuSn6.5P0.1 bronze alloy layer, known for its excellent wear resistance and corrosion properties, ensures smooth operation and long-lasting service.

The bimetal construction of these bushings — with a steel base and a bronze overlay — creates a material that is tailored specifically for camshaft applications. The bronze layer is precisely bonded to the steel, ensuring a strong and reliable interface that can withstand the rigorous demands of camshaft operation.

The bushings are available in strip sheet material form, allowing for efficient and precise cutting and shaping to fit specific camshaft designs. This flexibility in manufacturing makes them a popular choice for a wide range of industrial and mechanical applications.

Overall, the Locking Joint Steel with CuSn6.5P0.1 Bimetal Bronze Camshaft Bushings Strip Sheet Material offers an exceptional solution for camshaft bushings, delivering superior durability, wear resistance, and corrosion protection in demanding environments.

Bronze Bushing Material

Grooves & indentations Leaded Bronze Bearings / Precision steel Bimetal Bushing, steel plate, steel strips and prefessional bimetal plain bearings services supplier.VIIPLUS can not only manufacture copper alloy material according to China's national standard, but also can produce it as the related standards of the ASTM(UNS,SAE), etc.What's more,we can also develop the copper alloy material according to the special requirements and drawings of customers.Bimetal Plain Bearings to Standard Steel+CuSn6.5P0.1 WITH LOCKING JOINT &LUBRICATING GROOVE &HOLES .Are your bimetal bronze steel bushings Steel + CuPb24Sn4 with indents worn? Updating your plain bearings a need quality replacement parts? We carry a complete line of bushings strips & materials for just about any self-lubricating bearings.Bimetal Plain Bearings Strips & Plate,Bearing forms made to order: Cylindrical bushes and sliding plates with non-standard dimensions, RoHS customized bearing designs.

Description

Lead-free bimetal bearing is a kind of environmental protection bimetal bearing, it is based on low carbon steel plate as the matrix, surface sintering CuSn6.5P0.1 material steel copper alloy products.
The product has a high fatigue strength and bearing capacity, good sliding performance, in many occasions can replace the bimetallic bearing containing lead or copper sleeve.

Steel backing can be copper plated

Steel+CuSn6.5P0.1

Alloy layer material: cusn 6.5p0.1
Maximum applicable temperature: 260℃
Friction coefficient: ≤0.13
Alloy layer hardness :(60~90)HB

Availability

Bimetal Bearing forms available in standard dimensions

Locking Joint

Application characteristics

1. High bonding strength, large bearing capacity and good wear resistance.
2. Suitable for low speed and high load occasions.
3. Various oil groove, hole and hole can be processed on the friction surface.
4. It is lead-free and can be a substitute for other leaded products.
5, widely used in mining machinery, automobile, construction machinery, agricultural machinery, steel rolling machinery.

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.

4.  

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.

  •  
  •  
  •  
  •  
  •  
  •  
  •  

• 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.

•