The product after 2000 edition ISO9001 quality system authentication. A cold rolling hot rolling. Aluminum:Material 1060, 1100, 1050, 1145, 8011, 3003, 3004, 5052, 5083, 6061,, and theThickness of 0.1 mm-220 mmWidth 800 mm-1900 mm2. Aluminum roll: (cold rolling hot rolling)Material 1060, 1145, 1050, 1100, 8011, 3003, 3004, 5052, 5083, 6061.Thickness of 0.10 mm-10 mmWidth 800 mm-1900 mm1. ...