1Alloy: 6063 or 6061. 2Temperaa T5 or T6 3Surface treatment:mill finish, anodizing slver/champagne/bronze/gold, Spection:Aloy:6063 6061 7005Temper: T5 T6Press machine:500-1000tonsThickness:1.4mmLenght:5.85mm Surface treatment: nat anodized, powder coated, mill finish ,electrophresis, polishing ,wood grainApplication:widly used for windows, doors, curtain wall and other construction ...