Double zero aluminum foil usually refers to aluminum foil with a thickness of 0.01 mm (10 microns) or less. Its name comes from the way its thickness unit is expressed, usually with “00” to indicate that its thickness is below 0.01mm. Usually the thickness is 0.0063mm~0.0075mm. Double-zero aluminium foil is a high-grade product among aluminum foils, which is named for its extremely …