Bimetal Bearings Sheet
Bimetal Bearings Sheet
Discover our plain bearings: Flange bearings, sleeve bushings, and thrust washers. Customizable bushing materials available. Our products are wear-resistant, maintenance-free, and designed to withstand dirt, dust, and corrosion.
Bimetal Bearings Sheet
Get a free quote today for our wrapped bimetal bearings sheets, which feature a steel-backed bronze lead and a sliding layer made from CuSn6Zn6Pb3 bronze, complete with lubrication pockets for enhanced performance.
Bimetal bearings are engineered composite materials consisting of two distinct layers: a durable steel base and a lead bronze sliding surface. These bearings are crafted to deliver superior load-bearing capabilities, exceptional resistance to wear, and versatile usability across a broad spectrum of industrial settings. The lead bronze component is primarily made from a CuPb10Sn10 alloy, incorporating roughly 80% copper (Cu), 10% lead (Pb), and 10% tin (Sn), ensuring a harmonious blend of durability, resistance to wear, and adaptability.
Material Composition
- Steel Backing: Offers foundational support and enhances the adhesion of the bronze sliding layer.
- Sliding Layer: This lead bronze alloy, CuPb10Sn10, is recognized for its wear resistance and is engineered to support lubrication indents, optimizing lubricant spread.
- Lubrication Indents: Integrated into the surface area to bolster lubrication efficacy and minimize friction.
Product Variations Bimetal bearings are available in several configurations, including:
- Cylindrical Bearings: Customizable to specific requirements.
- Strips and Sheets: Offered in various dimensions for diverse applications, with customization available.
- Special Designs: Tailor-made shapes and configurations to meet unique operational demands.
Advantages
- High Load Endurance: Ideal for high-load applications.
- Robust Fatigue Resistance: Engineered to endure cyclical loading and unloading.
- Lead-Free Variants: Available for eco-friendly applications.
- Versatile Use: Suitable for use in the automotive sector, industrial machinery, and other intensive applications.
- Customization: Adjustable specifications, such as the thickness of the lead bronze layer and the inclusion of lubrication grooves or indents, to meet precise requirements.
Applications Bimetal bearings are extensively utilized in various sectors, including automotive engines and braking systems, heavy-duty trucks, agricultural equipment, industrial machinery, and hydraulic systems. Customization post-installation is possible to fine-tune fit and functionality, with material specifications adaptable to specific operational needs.
When choosing bimetal bearings, it’s crucial to consider the operational environment, including factors like load intensity, operational speed, temperature ranges, and lubrication needs. Manufacturers provide a wide array of bimetal bearings and offer expert advice to identify the most suitable options for any given application.
The standard sizes are fitted with lubrication indents on the running surface. For standard bearings is normally the steel backing copper plated to improve the corrosion resistance. The layer of lead bronze makes it possible to use these bearings with relative long lubrication intervals.
Bimetal-bearings can be manufactured with a thicker lead bronze layer for applications where the bearing has to be machined after mounting. The material of the layer can be fitted to the special needs for the application in question.
Metal, Bimetal & Steel Bearings, Gap Bushing, Sintered Bronze Bushings strips, sheet, Metric(mm) / Imperial: contact us for details.
Bimetal bearings bronze sliding layer CuSn6Zn6Pb3
Materials
- Support material: Steel backed bearings copper-plated or tin-plated
- Sliding layer: CuSn6Zn6Pb3
Wrapped bimetal bearing bushing material, steel backed with a layer of lead bronze
Copper-plated or tin-plated, Maintenance-free, With lubrication pockets or diamond groove.
The bimetal bearings sliding layer has lubrication pockets that are also suitable for oil lubrication and thus allowing this bushing material to run at much higher rotational speeds.
Bimetal bearings material has a much longer working life.
Temperature range: -100 / +260 °C
Bimetal Bearings Material
Strip Size Metric / Imperial: Metric (mm)
Length: 500mm, Thickness (Sheets and Washers): mm
Width:mm
- 250mm x 500mm x 1mm sheet
- 250mm x 500mm x 1.5mm sheet
- 250mm x 500mm x 2mm sheet
- 250mm x 500mm x 2.5mm sheet
Caption
Special dimensions are available on request
According to the different standard of surface bronze sliding layer alloys material can be divided into high lead series, lead series and lead-free series.
Special:
- In- or outside lubrication grooves.
- Several alternative layer materials.
- Without lubrication indents.
- Other positions of tolerance.
- Flat or spherical thrust washers.
- Drawing details.
Characteristics
Bimetal bearings is a low-maintenance bushing material. An initial greasing during installation is necessary, after that periodic greasing with oil or grease is mandatory.
Bimetal Sliding layer:CuSn6Zn6Pb3
| CuSn6Zn6Pb3 | ||||
| Sn(%) | Zn(%) | Pb(%) | The magazine(%) | Cu(%) |
| 5~7 | 5~7 | 2~4 | ≦1 | 82~88 |
| (Ultimate dynamic load:) | 60N/mm2 | |||
| (Friction coefficient:) | <0.15 | |||
| （hardness） | ≥80~100 | |||
Application
Application field
Construction machinery: chassis walking mechanism supporting wheel shaft sleeve, towing wheel shaft sleeve, tension wheel shaft sleeve; Automobile industry: balance shaft bushing, steel plate pin bushing, steering knuckle-main shaft bushing, connecting rod bushing, valve rocker arm bushing, camshaft bushing, differential bushing, gearbox bushing, internal combustion engine spindle bushing, thrust gasket; And plunger pump side piece, gear pump side piece, etc.
Bimetal Bearings Thickness tolerance between inner hole machining and non-machining
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