... Aluminum heatsink just do as provide drawing. 1 Alloy 6061,6063,6063B,6060,6005,6N012 Alloy chemical element profile ... so on.5 Machining procedure die casting ,make mould, extrusion ,CNC (milling finish),cutting, anodized6 Factory, Employee, Capacity1 ... technologists.4) Machine & Capacitya)Extrusion line 15 set of 500-3000tons imported extrusion lines, annual output capacity is ...