| 摘要 |
<p>Aluminum alloy contains (in wt.%) 8.5-10.5 silicon, 0.3-0.8 manganese, maximum 0.06 magnesium, maximum 0.15 iron, maximum 0.03 copper, maximum 0.10 zinc, maximum 0.15 titanium, 0.05-0.5 molybdenum, 30-300 ppm strontium or 5-30 ppm sodium and/or 1-30 ppm calcium for permanent modification, and optionally 0.05-0.3 zirconium, gallium phosphide and/or indium phosphide in a quantity corresponding to 1-250 ppm phosphorous for particle fineness, titanium and boron added via an aluminum pre-alloy with 1-2 titanium and 1-2 boron for particle fineness, and aluminum and unavoidable impurities.</p> |
