... 2.Casting ,extrusion,CNC(milling),anodized 3.Material:A16063 Aluminum heatsink extrusion1) Alloy 6061,6063,6063B,6060,6005,6N012) Alloy chemical ... of imported CNC lathe,80sets of punching,drilling,tapping machines,with more than 36,000 product apply in electronic ,building,machinery ... have Shenzhen Huowei, Zhongxing, Fushikang, Konka, Huizhou TCL, etc. Aluminum heatsink extrusion