... , alloy steel, brass, cast iron and cast steel Lost wax casting process CNC machined parts,sand castingMaterials: aluminum, alloy steel, brass, cast ... iron and cast steelLost wax casting processMachining: CNC turning, milling, CNC milling, CNC drilling and CNC ... Albert LiuTel:86-574-87913612, 87913611Fax:86-574-87913610 sand casting