... packing →delivery strict About the productCasting Process: Sand casting, Resin sand casting, Precision casting, Investment casting, Silicasol ... need)Machining and Processing: Heat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and ... per customer need)Machining and ProcessingHeat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and ...