7 micron aluminium foil—a type of “doble cero” ultra-thin foil—is a preferred choice in the flexible packaging industry for balancing barrier performance with material costs. It is widely used in composite packaging for food, personal care products, y tabaco, particularly for items requiring medium-to-long shelf lives. Haomei Aluminum operates a sophisticated production line dedicated to double-zero foil. Haomei 7 micron aluminum foil excels in pinhole …