... Anodizing(natural color,silver,black,gold etc.), powder coating,brushing,burring are available.3.Surface treatment ... customer’s drawingSurface treatmentbrushing, sand blasting, polishing, powder coating, electrophoresis, clear anodized, a variety of ... , deburring, anodizing, powder coating, baking varnish,silkprint.) 7,Packing.Aluminium shell,Electric energy shell,Aluminum Electronic housing,Aluminum ...