... Process: Resin sand or Furan Resin Sand and green sand2. Material: Grey iron, Ductile iron, Malleable Iron, Stainless steel, Carbon Steel, Aluminum, ... ) part with Machining :1.Process: silica sol and water glass process2.Material: stainless steel, carbon steel ... , Brass alloy, Steel alloy, Ductile iron, Carbon steel, Zinc alloy, copper/bronze/iron/etc.Process TechnologyCasting, Machining, Metalworking ...