... for LED Road Light1) Alloy6061,6063,6063B,6060,6005,6N012) Alloy chemical element profileAlloySiMgFeCuMnZnCrTi60630.2-0.6045-0.9<0.35 ... :die casting ,make mould,extrusion ,CNC (milling finish),cutting,anodized High Quality Aluminum Alloy Housing LED Street Light