1) Copper alloy OEM casting 2)CNC,CMM 3)ISO9001:2000,ERP anagement 4) ... :5g-20kg,dimension:5x5-200x200mm 5)Ten-year Copper alloy OEM castingsMaterial and Equipments:Material:various kinds of brass,bronze and ... -3 etc..Casting:Silica sol lost wax casting(precision casting,investment casting),Sand casting Machining:CNC,four-axis milling center,Vertical ...