6 micron aluminum foil—a type of ultra-thin “double-zero” foil—serves as a primary barrier substrate in the flexible packaging industry, enabling material lightweighting and unit-cost control. It is widely used for products with short-to-medium shelf lives, including food, personal care items, and tobacco. Haomei Aluminum has optimized its rolling and annealing parameters specifically for flexible packaging lamination processes. Our 6-micron aluminium …