Metric Wrapped Bronze Sleeve Bushings with Grease Pockets, CuSn8, are precision-engineered components designed to provide exceptional wear resistance and lubrication properties in a variety of industrial applications.

Constructed from CuSn8 bronze, these bushings offer superior mechanical strength and corrosion resistance, ensuring reliable performance even in challenging environments. The wrapped sleeve design allows for easy installation and replacement, while also providing added stability and durability.

The incorporation of grease pockets is a unique feature that significantly enhances the bushings' lubrication capabilities. These pockets hold lubricant, ensuring a continuous supply of lubrication during operation, which greatly reduces friction and wear.

Metric Wrapped Bronze Sleeve Bushings with Grease Pockets are suitable for use in a wide range of industrial settings, including machinery, pumps, and other rotating equipment. Their ability to handle high loads and resist wear makes them an ideal choice for demanding applications that require long-lasting and reliable performance.

In summary, Metric Wrapped Bronze Sleeve Bushings with Grease Pockets, CuSn8, offer a robust and durable solution for industrial applications that demand high wear resistance and lubrication. Their precision engineering, superior material properties, and lubrication capabilities ensure smooth and efficient operation with minimal maintenance requirements.

Wrapped bushes with grease pockets, FLANGED SLIDE BUSHING

Technical support / Custom-made B09 bronze bushings similar Oilless bushes, Diamond shape, Split Type, Gap Bushing Price and delivery time on request

wrapped bronze bushings supplier- Plain bearings B09 bronze bushing

Bronze Base Rolling Bearings,Browsing product groups are not available at the moment.
Finishing copper alloy bushings provide a simple, economical way to use bearings with high bearing, good corrosion resistance, dimensional processing any of the characteristics. Meanwhile, we can offer according to different conditions of different copper alloys, and processed in accordance with the requirements of different forms, it has higher accuracy than the size class copper rolling bearings.

Bronze Bushings & Bearings

Bronze Bearings made of CuSn8 with Lubrication Indents

FLANGE BEARINGS

The lubrication pockets must be filled with grease when the bearing is installed. The wrapped bronze bearings are produced according to the ISO 3547.

• bronze bushing
• flanged bronze bushing
• bronze bushing material
• bushing bronze
• bronze flange bushing

Bronze Bearing forms made to order: cylindrical bushes with non-standard dimensions, flanged bushes, sliding plates, customized bearing designs

STRUCTURE AND COMPOSITION

Bronze Bearings and Bronze Sleeve Bushings made of CuSn8 with Lubrication Indents

solid bronze bearings with lubrication indents offer high load capacity, good wear resistance under rough conditions & low speeds.

FB090
Bronze base rolling bearings
FB090 bronze bearings, specially formulated high-density copper alloy...

FB092
Bronze base rolling bearings
FB092 bronze bushing is based on a bronze material body, uniform...

FB09G
Based solid bronze rolling bearings
FB09G bronze bearings, specially formulated high-density copper alloy...

FB08G
Bimetallic solid rolling bearings
FB08G bronze bushing is based on bronze material body, uniform..

Chemical Composition

What is FB090 wrapped bronze bearing?

FB090 Wrapped Bronze bearings are made completely of bronze. They are particularly suitable for applications, which must be re-lubricated due to dirty environments.
The self-lubricating sleeve bearing surface is provided with lubrication pockets, which contribute to the enhanced lubrication performance.
This self-lubricating sleeve bearing is produced in accordance with ISO 3547 and DIN 1494.

Where to use FB090 wrapped bronze bearing?

These self-lubricating sleeve bearing are suitable for both radial and axial movements.
The self-lubricating sleeve bearing is well suited for machinery in dirty environments where shock loads and/or vibrations occur.
Examples of applications are:
Agricultural machinery
Hoisting equipment
Construction machinery
Forest machinery

Why choose wrapped bronze bearing?

Insensitive to dirty environments

Resistant to shock loads and vibrations at slow speeds

Good resistance to corrosive conditions

Materials

Support material CuSn8P (DIN 17662) alternative CuSn6P available

• Specific load capacity static≤ 120 [N/mm2]
• Specific load capacity dynamic≤ 40 [N/mm2]
• self-lubricating sleeve bearing speed≤ 2.5 [m/s] depending on lubrication
• Friction value0.05 [µ] to 0.12 [µ]
• Temperature strain- 40 [°C] to + 250 [°C]
• Max. PV-value2.8 [N/mm² x m/s]

self-lubricating sleeve bearing contact surface design
Bearing Assembly

Q1:1. When can I get the quotation?
A1: We usually quote within 24 hours after we get your inquiry.

Q2: Can you do the design for us?
A2: Yes, we have a professional team with rich experience in bearing & bushings design and manufacturing.

Q3: What are your advantages in the competitive markets?
A3: Professional designs, strict quality control, punctual delivery, reasonable price.

Q4: What shall we do, if we need to put the logo on bearing & bushings?
A4: Just send the logo by email, attached the picture by AI, Coral Draw, PDF and High-resolution JPG, etc, and inform our code, then the job would be easily finished.

Q5: What can I do if something is wrong with my order?
A5: Please don’t worry and trust we are responsible partners who won’t leave these things behind. Meanwhile, we need you to send us pictures so we can better check and know what the problem is, and then try our best to solve the problems effectively and pleasantly with you. We can accept redo or a full refund.

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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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