Alloy: 8011 Temper: O Surface finishing:; one side bright, one side matte Specifications Width range 100~650 Thickness range 0.009~0.025 Core materials Aluminum or steel Inside diameters of core 76.0, 152.0 Max. outside diameter of coil for 剋76 560 Max. outside diameter of coil for 剋 152 700 Thickness Tolerance: +/-5% Width Tolerance: +/-1 mm Packaging requirements: wooden cases Applications: food , candy packing.household and kitchen use. Applications: Roasting, freezing,baking,,catering,,miscellaneous kitchen use