Cold heading Service


A sleeve bushing, also known as a plain bearing, plain bushing, or sleeve bearing, is a type of bearing that consists of a cylindrical sleeve or tube made of various materials, often metal or plastic. It is designed to provide a low-friction, smooth surface for a rotating or sliding shaft or rod to move within. Sleeve bushings are commonly used in mechanical and industrial applications to reduce friction and wear between moving parts.

Sleeve bushings are a simple and effective way to reduce friction and extend the lifespan of machinery and mechanical systems by providing a bearing surface for rotating or sliding components. They come in various sizes and materials to accommodate different loads and environmental conditions.

Specification of sleeve bushing:

Characteristics of sleeve bushings include:

1. Cylindrical Shape: Sleeve bushings are typically cylindrical in shape, with a central hole (bore) through which a shaft or rod can pass.

2. Low Friction: They are designed to minimize friction between the shaft and the bore of the bushing, allowing for smooth rotation or sliding motion.

Product nameSleeve bushing
DimensionAccording to customer drawing
MaterialBrass/steel/stainless steel/bronze/aluminum/plastic
Manufacturing ProcessCNC TURNING/GRINDING
Surface treatmentBlack Oxide Coating/Zinc Plating (Electroplating)/Hot-Dip Galvanizing/Mechanical Galvanizing/Dacromet Coating/Painting or Powder Coating
Application Industry1. Automotive
2. Manufacturing
3. Aerospace
4. Construction
5. Agriculture
6. Appliance
7. Power Tools
8. Sporting Goods
9. Marine
10. Railway

FAQ about sleeve bushing:

1.What is the purpose of a sleeve bushing?

Sleeve bushings are used to minimize friction and wear between moving machine parts, such as shafts and housings. They provide support and alignment for rotating or sliding components, ensuring smooth operation.

2.How to choose the right sleeve bushing for my application?

To select the appropriate sleeve bushing, consider factors like load capacity, operating temperature, speed, lubrication requirements, and environmental conditions. It’s essential to match the bushing material and design to the specific needs application.

3.Do sleeve bushings require lubrication?

Yes, many sleeve bushings require lubrication to reduce friction and prevent wear. However, there are self-lubricating bushings available that contain materials like graphite or PTFE, which eliminate the need for external lubrication in some applications.

4.How to install a sleeve bushing?

Sleeve bushings are typically press-fit into the housing or component where they will be used. Proper alignment and secure installation are essential for optimal performance and longevity.