1, aluminum cross section 2,material:aluminum ADC12 ADC10, A380, A356 3,technique:sand ... and samplesMaterialaluminum alloy Metric Standardour factory are specialize inall kinds of aluminum alloy die casting metal parts. We export to ... tolerance could be reached 0.01/0.02millimetersFinishing1.Different kinds of finish available,like anodized,power coating,painting,polishing,electrophoress,plating ...