... as you offer us the section drawings.3.Composition :aluminum alloy4.Finish: mill finish , anodizing, electrophoretic, PVDF, ... shell,other aluminum products.FeaturesEnvironmental protection, Energy-saving, High strength, Heat resistance, Noise reduction, Non–corrosive, Firm and ... TimeAs usual, 20 working daysMinimum order1 tons6063 for Aluminum motor shell Alu.profile:AlloySiMgFeCuMnZn60630.48-0.490 ...