The thickness of the aluminum foilVariations may be divided in keeping with the thickness of aluminum foil thick foil, unmarried zero foil and double zero foil.① foil thickness: zero.1 ~ zero.2mm thickness of the foil.② unmarried 0 foil: the thickness of 0.01mm and less than 0.1mm / foil.(aluminum foil roll)③ double 0 foil: the so-called double-zero when the foil thickness is in mm devices of...