... to 7.2 g/cm3)· Hardness: HB 100, HC35· Close tolerance and neat appearance· Application: car industry, hydraulic, pump, general ... 500T, 630T mechanic and hydraulic press18” sinter and harden furnaceDie tooling design and making in houseHeat treatment: Carburizing and quenching in house, ... : 0.003-0.005mm Ultrasonic clearing and auto deburringCNC Machine and Machine center in houseWarmly welcome to visit ...