... grinding parts, forging machine assembly service. 2.Various Machining Materials: Metal parts, stainless steel parts, alloy steel parts ,brass parts, ... Polishing, Powder Coating, Blacken, Hardening, Painting and many other treatment of the parts. 4.Quality Assurance : IPQC inspect each part during ... or material to process. micro Iron casting machinery parts pieces of metal for all kinds of machine