Grade: 2a21 Thickness: 0.1mm-200mm Width: 300mm-2200mm Type: aluminum coil/roll Temper: T351 – T851 Surface Treatment: Mill finish, color coated(PVDF& PE), stucco embossed, bright polish, anodizing Application: Decoration, Construction, Industry, Ceiling, Automobile Temper explanation of 2a21 aluminum coil The non-heat treatable alloys of 1xxx, 3xxx, and 5xxxx are all strengthened by various degrees of cold working, as denoted by the “H” tempers. The heat treatable alloys …