Grey Iron Casting Pump Body Material:Grey iron,ductile iron Process:lost foam ... DIN, JIS, NF Main production equipments: Wax injection, CNC-machine, machine-center, Heat treatment Furnace 1) We can do different kinds ... thermometer, CE NSP-550CS heat analysis instrument, molding sand testing equipment, chemistry composition analysis room. Testing equipment (machine shop used): vernier caliper, depth ...