1 Listed Company 2 Iron, paper, copper-base friction plate 3 China Top Brand Iron baseed plateMaterialData & ApplicationLow Strength MaterialMiddle Strength MaterialHigh Strength materialSinteredHeat TreatedSinteredHeat TreatedDensity(g/cm3)5.6-6.36.4-6.8>6.8Hardness≥HB50≥HB120≥HRC30≥HRB82≥HRC50Tensile Strength(MPa)≥200≥350≥450≥450≥600ApplicationPump Gears, Inn. & ex. Rotator of Pump.Spline ...