ALUMINUM EC is of higher purity than commercial ALUMINUM 1100 and is the electrical conductivity grade. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear strength as well as creep and fatigue. It also includes information on low and high temperature performance, and corrosion resistance as well as heat treating, machining, and joining. Filing Code: Al-104. Producer or source: Aluminum Company of America.