... profile 1) Aluminum profile; 2) Industry profile; 3) Aluminum metal building material; Door and window system used aluminum profileFeatures:1) ... , rods, flat bars, angles, square bars , "T" profiles, and "U" channel5)Surface finish:mill finish,powder coated,anodized,electrophoresis ... 7)USE: Our product mainly is applied in industry, auto, construction, electronics,and so on.8)For more information, you ...