Aluminum heatsink extrusion 1.RoHS,ISO9001,ISO14000 certificate 2.Casting ,extrusion,CNC(milling),anodized 3.Material:A16063 Aluminum heatsink extrusion1) Alloy 6061,6063,6063B, ... and so on.5)Machining procedure:die casting ,make mould,extrusion ,CNC (milling finish),cutting,anodized6) Factory, Employee, ... Shenzhen Huowei, Zhongxing, Fushikang, Konka, Huizhou TCL, etc. Aluminum heatsink extrusion