... service parts/investment casting/sand casting/ CNC machining DescriptionCNC machining process with sand castingMaterial Cast iron, grey iron, ductile iron, stainless ... ,chrome,sliver,polishing,T4,T6,etcEquipmentsPressing machine,Wire-electrode cutting,Shot blasting,injection machine,CNC machine,milling machine,drilling machineElectric pulse,Projecting apparatus,tecApplied ...