JDB500#- is made of bronze CuSn6Zn6Pb3 with graphite evenly embedded in it. It can work under low load, high temperature and middle speed, e.g. in fireplace gate, convey way of the Baking furnace, rubber machine, light industry and machine tools industry
| Grade | JDB500#-2 | |
| Material | CuSn5Pb5Zn5+graphite | |
| Density g/cm2 | 8.7 | |
| Hardness HB | >70 | |
| Tensile st rength N/mm2 | >200 | |
| Yeild strength N/mm2 | >90 | |
| Elongation % | >8 | |
| Coefficient of linea『expansion 10-5/°C | 1.8 | |
| Heat-conducting Coefficient W(/m.k) | 46~63 | |
| Flexibility Coefficient KN/mm2 | 85~115 | |
| Temp. Limits°C | -40~+250 | |
| Max. Dynamic Load N/mm2 | 60 | |
| Max.speed m/s | Dry Lubrication | 0.3 |
| Oil Lubrication | 0.85 | |
| Max.PV N/mm2 · m/s | Dry Lubrication | 1.0 |
| Oil Lubrication | 1.65 | |
| Friction | Dry Lubrication | 0.12~0.16 |
| Oil Lubrication | 0.03~0.08 | |
Mainly used in injection molding machine mold bases, automobile molds, construction machinery, hydraulic cylinders, large gear boxes, metallurgical continuous casting machines, train supports, rolling equipment, mining machinery, ships, gas turbines, crane supports, food machinery, hydraulic turbine bearings, etc.