Leaded Tin Bronze Bearing CuSn5Pb5Zn5 Bushing ISO 4379 - 50 MPa Load Capacity, 400°C Temperature Range
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
Product Overview
JDB-1U P20 leaded tin bronze solid bearing is manufactured from CuSn5Pb5Zn5 bronze alloy with integrated oil grooves for enhanced lubrication. This cast bronze sleeve bushing delivers exceptional anti-wear performance and is available as cast bronze bearings, solid turned bronze sliding bearings, CNC turned bronze bearings, centrifugal cast bronze plain bearings, and gunmetal bronze bushings.
Material Specifications
Chemical Composition (CuSn5Pb5Zn5)
| Element | Minimum % | Maximum % |
|---|---|---|
| Cu (Copper) | 83.00 | 87.00 |
| Pb (Lead) | 4.00 | 6.00 |
| Sn (Tin) | 4.00 | 6.00 |
| Zn (Zinc) | 4.00 | 6.00 |
| Fe (Iron) | 2.00 | 0.30 |
| Ni (Nickel) | 0.00 | 2.00 |
| Al (Aluminum) | 0.00 | 0.01 |
| P (Phosphorus) | 0.00 | 0.10 |
Oil Groove Configurations
Product Availability
Cylindrical cast bronze bushings
Flanged bushings
Thrust washers
Custom designs according to customer specifications
Industrial Applications
JDB-1U P20 cast bronze bearings are extensively used in forest machinery, offshore equipment, marine industry applications, dumpers, and agricultural equipment.
Technical Specifications
| Parameter | Value |
|---|---|
| Material | CuSn5Pb5Zn5 |
| Density (g/cm³) | 8.90 |
| HB Hardness | ≥70 |
| Tensile Strength (MPa) | ≥250 |
| Yield Strength (MPa) | ≥90 |
| Elongation (%) | ≥13 |
| Thermal Expansion Coefficient | 1.8x10⁻⁵/°C |
| Operating Temperature Range | -40°C to +400°C |
| Maximum Load (MPa) | 50 |
| Maximum Speed - Dry (m/s) | 0.5 |
| Maximum Speed - Lubricated (m/s) | 2.50 |
| Maximum PV - Dry (N/mm²·m/s) | 1 |
| Maximum PV - Lubricated (N/mm²·m/s) | 1.65 |
Mounting Recommendations
Housing: Mounting bevel minimum 1.5 mm x 15-45°
Shaft Material: Hardened steel with surface roughness
Shaft: Mounting bevel 5 mm x 15° with rounded edges
Force fitting mandrel recommended with possible grease lubrication of outer surface during mounting
Manufacturing Excellence
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Company
Jiashan PVB Sliding Bearing Co.,Ltd
Contact Person
Catherine Hu