... shot blasting 4. Application: auto parts High quality QT400 high quality ductile iron casting auto part Advantages :Over 12 years ... ductile cast iron,etcType:lost wax casting, soluble glass casting, ductile iron casting, sand casting, die-casting,cnc machining ,ectweight:from 0 ... , hinge, hydraulic pressure, construction, agricultural machinery, auto parts,ect.Products pictures: Factory pictures: