... 2.Surface Treatments: sand blasted, painted, electrophoresis, zinc plated aluminum parts1.OEM service according to customers detailed specificationdrawings or samples2 ... steel, stainless steels, high heat alloys, plastics, brass, bronze, aluminum and aluminum casting ect.3.Standard: ASTM, SAE, BS. DIN, UNI4.Surface ... , Threading, Burnishing, Slab Milling, Face Milling and End Milling aluminum parts