... CY company can provide the most satisfactory OEM diecasting products according to the customers drawings , sample and ... aluminum Precision forging /Diecasting parts - Zamac , Copper ,Aluminum, Zinc Stamping part :1.stamping material :steel ,aluminum,zinc,stainless steel,copper2. ... carbon steel, alloy steel, stainless steel, aluminum alloy, zinc alloy, brass, gray iron,3.Process: investment casting, ...