investment casting 1.CNC OEM 2.High Conductivity 3.Prompt delivery and small order accepted 4.High Precision investment casting Detail Description of investment casting : Casting processMaterailInvestment castingASTMA148class80-40, ASTMA148Class80-50A572GR60, AISI316 stainless steel,ST52, S355, GS-52.3, ASTMA48Class30BCK45, 1.7218-25CrMo4Sand castingGGG50,GGG30, ASTMA48 class25B, 42CrMo4, ...