... H18 H16 H28 H32 Thickness:0.2~0.8 mm Width:600-1300mm 1,aluminium roll description:alloy:1100,1050,1060,3003,3102 ... ,3104,3105,5052,8011temper:h12 h16 h18 h24 h26 h28 h32 Othickess:0.2-0.8mmwidth ... whole after-service system and professional manager to deal with 0.3mm*1250mm aluminum alloy roll