... aluminum extrusion2,Alloy:1000 and 6000 series for the industrial aluminum extrusion.3,Finish:Powder coating, anodized etc on the industrail ... , 6005, 6082, 6061, 6063, 7075 etc.Surface treatmentMill finish, powder coating, anodizing, sandblasting, electrophorsis etc. Deep precessing ability Drill hole ... sales.Our 24 hours hot lines are always ready for you ! industrial aluminium extrusion profile