... aluminum crust,aluminium power case,aluminium housing, metal outer covering,alumnium out casing. Material; A ... surface treatment (wire drawing, deburring, anodizing, powder coating, baking varnish,silkprint.) 7,packing. Production LineApplication ... electronics products, Radiator.Shell & Housing & EnclosureElectronic product metal housing, electronic products,LED.Face-plate & Panel boardOperation ...