3003 3004 3104 3105 Aluminium Coil

Xienuo’s bottle cap materials have the following characteristics:

• Flatness: no obvious waves, the wave height within 1m cannot exceed 3mm, and the waves cannot exceed 3/m;

• Side bend: The side bend of the product on any 2000mm length shall not be greater than 0.5mm;

• End warpage: arbitrarily cut products up to 1500mm long, end warpage height ≤5mm;

• Splices: No splices allowed.

• Surface: No serious bubbles, missed coatings, scratches, corrosion, oil stains, peeling, stripes, color differences, spots, rolling marks, etc. Burrs that affect the appearance quality of the product are ≤0.04 mm;

• End face: neat end face, tightly rolled, no loose layer, staggered layer ≤ 2mm, tower shape ≤ 5mm;