Jiaxing Joyreap Precision Machinery Co.,Ltd
                                                                                                           
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Leaded Tin Bronze Bushing CuSn7Zn4Pb7 RG7 Grade with 60 MPa Load Capacity and -40°C to +400°C Temperature Range

Price Negotiable
Price: Negotiable
MOQ: 100
Delivery Time: 30 days
Brand: Joyreap
Product Description
JDB-1U P40 SAE660 C93200 Gunmetal Centrifugal Bronze Bushing
Manufactured from CuSn7Zn4Pb7 bronze alloy with integrated oil grooves, this centrifugal cast bronze bushing delivers exceptional anti-wear performance for demanding industrial applications.
Material Specifications
CuSn7Zn4Pb7 Bronze Alloy Composition
Element Minimum % Maximum %
Copper (Cu) 81.00 85.00
Lead (Pb) 5.00 8.00
Tin (Sn) 6.00 8.00
Zinc (Zn) 2.00 5.00
Nickel (Ni) 0.00 2.00
Technical Properties
Density 8.9 g/cm³
HB Hardness ≥70
Tensile Strength ≥260 MPa
Yield Strength ≥120 MPa
Elongation ≥12%
Max. Operating Temperature -40°C to +400°C
Maximum Load Capacity 60 MPa
Product Availability
  • Cylindrical cast bronze bushings
  • Flanged solid bronze bushings
  • Bronze thrust washers
  • Custom designs available according to specifications
Industrial Applications
This RG7 bronze bushing is engineered for heavy-duty use across multiple sectors including construction equipment, mining machinery, agricultural implements, and industrial processing systems.

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Company Jiaxing Joyreap Precision Machinery Co.,Ltd
Location No 168 Kapa Road Dayun Town Jiashan Zhejiang China
Contact Person Catherine Hu

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