The classification of aluminum foil
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Distinguish from the thickness, the aluminum foil can be divided into thick foil, single zero foil and double zero foil. 1. Thick foil (heavy gauge foil): aluminum foil with thickness of 0.1 to 0.2 mm. 2. Single zero foil (medium gauge foil): aluminum foil with thickness no higher than 0.1mm. 3.Double zero foil(double light foil):aluminum foil with thickness in mm units of measurement has two zero after the decimal point, usually less than 0.01 mm, 0.005 ~ 0.009mm. Distinguish from the shape, aluminum foil can be divided into roll aluminum foil and sheet aluminum foil. Most of the deep processing of aluminum foil was rolled supply, only a small number of handicraft packaging occasions with sheet aluminum foil. According to the state, aluminum foil can be divided into hard foil, semi-hard foil and soft foil. 1. The hard foil: aluminum foil after rolling and without softening (annealing), without degrease treatment, the surface of the cloth is poor. So the hard foil must hav...