aluminum profile for curtain walls 1.Material : 6063 6061 2.Temper:T5, ... 7.5 M 4.Surface power coating aluminum profile for curtain wall1.Alloy Temper: 6063-T5 / T6, 6061 / 6005, ... ISO6362/4-88, ISO7599-83, ISO3210-833.Commonly used for curtain walls.4.Surface Treatment: Mill finish, Anodized, Powder coating, ... or you have drawings needed, please feel free to call or write us . We would be most happy to ...