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