ALUMINUM ALLOY FOIL, MOLDING PACKAGE MATERIAL, BATTERY, MEDICINE PACKAGING CONTAINER AND METHOD OF MANUFACTURING ALUMINUM ALLOY FOIL

摘要

PROBLEM TO BE SOLVED: To provide an aluminum alloy foil having good moldability, a molding package material, a battery, a medicine packaging container and a method of manufacturing the aluminum alloy foil.SOLUTION: The aluminum alloy foil contains Fe:0.8 to 2.0 mass%, Si:0.05 to 0.2 mass% and Cu:0.2 to 0.5 mass% and has an average crystal grain size of 7 to 20 μm. The aluminum alloy foil may contain inevitable impurities.