... shells,housing, panel of Electronics Products,such as MP3, Hard Disk Motor etc.Aluminum extrusion1. Alloy: 6063 T5/6061 ... . Finishing process : cutting,lathing,milling,drilling,tapping,punching,CNC machining,Anodizing(natural color,silver,black,gold etc.),powder coating,brushing ... method:According to customer's requests5. Advantage: A. Precious machining and cutting: length tolerance can be 0.5 mm,hole ...