7 micron aluminum foil is a very thin aluminum foil that is usually used for some specific packaging and industrial applications. 7 micron aluminium foil is mainly used in packaging because it has better barrier properties, مما يمنع تغلغل الأكسجين والغازات الخاملة الأخرى لفترة معينة من الزمن, and better ensures the shelf-life of the items inside the …