JFB JFBB Oil-free Shouldered Brass Bronze Copper Sleeve Wear-resistant Graphite With Flange Self-lubricating Copper Bush
Negotiable
Min.Order:1
Size | Customized |
Material | CuZn25AI5Mn4Fe3 |
Color | Natural |
Certification | ISO9001, TS16949 |
Density | 8g/cm³ |
Hardness | >210HB |
Tensile strength | >750N/mm² |
Yeild strength | >340N/mm² |
Elongation | >12% |
Coefficient of linear expansion | 2.2*10-5/℃ |
Heat-conducting Coefficient | 38~55W(/m.k) |
Flexibility Coefficient | 100~140KN/mm² |
Temp. Limits | -40~+200 ℃ |
Max. Dynamic Load | 98 N/mm² |
Max.speed | Dry Lubrication 0.3m/s,Oil Lubrication 1m/s |
Max.PV | Dry Lubrication 1.65N/mm²*m/s,Oil Lubrication 3.25N/mm²*m/s |
Friction | Dry Lubrication 0.12~0.16,Oil Lubrication 0.03~0.08 |
Application | consecutive casting and rolling machines, mine-exploiting equipments, ships, steam engine |