1)1200/1100/1070: The product have good ductility and corrosion resistance, suited for oxyacetylene gas brazing pure aluminum as well as argon arc. 2)4043/4047/4145: Good corrosion resistance, wide range of usage, used as fulling materials while gas welding and organ arc welding of aluminum alloys other than high magnesium alloys. 3)5183/5356/5554/5654: Good corrosion resistance and high strength, wide range of usage. Argon arc welding of aluminum alloys.