... iron 4.MOQ:5000Kg Product Name: lost foam casting parts of pumpsMaterials: grey iron, ductile iron, malleable iron,heat resistant ... ASTM, AISI, BS, DIN, JIS, NF Main production equipments: Wax injection, CNC-machine, machine-center, Heat treatment Furnace 1) We can ... do different kinds of surface treatment after casting, such as machining, polishing, and ...