... Sand casting, Investment casting, Silicasol castingCasting MaterialCast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, ... making →raw casting → sandblasting →rough machining or finish machining →surface treatment →product check→ packing →delivery ... making →raw casting → sandblasting →rough machining or finish machining →surface treatment →product check→ packing →delivery ...