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1 oz = 28,35 g 1 ft = 30,48 cm 1 ft2 = 0,093 m2 = 930 cm2 Specific weight of copper = 8,9 g/cm3 Calculation examples Volume = weight : specific weight = 28,35 g : 8,9 g/cm3 = 3,185 cm3 Foil thickness = volume : surface = 3,185 cm3 : 930 cm2 = 0,00342 cm = 35 µm |