... ISO9001,ISO14000 certificate 2.Casting ,extrusion,CNC(milling),anodized 3.Material:A16063 Aluminum heatsink extrusion1) Alloy 6061,6063,6063B,6060,6005 ... ,6N012) Alloy chemical element profileAlloySiMgFeCuMnZnCrTi60630.2-0 ... Huowei, Zhongxing, Fushikang, Konka, Huizhou TCL, etc. Aluminum heatsink extrusion