... 6061 or 6063 aluminium radiator for Led street lamp and have aluminium anodeled street lampradiator 1, Material aluminium alloy ... machiningprecise cutting, drilling, tapping,CNC milling,CNC lathe and so on.Surface treatment polishing,brushing,anodized, electroplate,powder coating, ... 0.05mm.2).All processes covering extruding,milling,machining and surface treatment are in the same factory to ensure to ...