Aluminum foil, a foil made of aluminum, which is a sheet of pure metal. Aluminum foil is a thin sheet made of aluminum. In fact, different countries have different definitions of aluminum box thickness. In China, according to GB / T 8005.1-2008 terminology of aluminum and aluminum alloys Part 1: products and processing technology, it is a rolled product with rectangular cross section, uniform thickness equal to or less than 0.20mm and delivered in coils.
Regulations on aluminum foil thickness in different countries