... shell,Electric energy shell,Aluminum Electronic housing,Aluminum power case,Metal outer covering,Aluminum enclosure Alloy: 6063,6061 ... mould designing and make2,Article assurance 3,Extrudrd aluminum mass production 4,Cutting5,Deep processing ( ... Packing. Aluminium shell,Electric energy shell,Aluminum Electronic housing,Aluminum housing,Metal shell,Aluminum power case,Metal enclosure,Metal outer ...