... , Sand casting, investment casting, precision casting , lost wax casting, die casting, forging, etc.Machining ISO 9001:2000 ... OR Samples CNC lathe Casting: Silica sol lost wax casting(precision casting, investment casting),Sand casting Machining: ... Union Detail descriptions:materialCopper, brass, bronze, aluminum bronze, tin bronze, silicon bronze, manganese brassAnd other copper alloy Processing ...