ALUMINUM ALLOY FOR CASTING

摘要

ALUMINUM ALLOY FOR CASTING An aluminum alloy for casting purposes contains over 6% and up to 13% by weight of silicon, over 2% and up to 5% by weight of copper, over 0. 25% and up to 1% by weight of magnesium, over 0.1% and up to 0.5% by weight of nickel, and over 0.03% and up to 1% by weight of antimony, in addition to aluminum and impurities. The copper and magnesium have a ratio by weight of about 3:1 to 8:1.