Aluminum Die-casting heatsink supplier in China 1.Aluminum heatsink 2.Material:AL6063/6061 3. ... , CNC Machining Drilling,punching,tapping,CNC Surface treatment Mill finish, powder coating, Anodizing Application Cooling system/heatsinkCold Forging→ Free ... Samples or AutoCAD drawings are preferred9. Different kinds of finish available,like anodized,power coating,painting,polishing,electrophoress,plating ...