This text investigeted direct melting od Al-Si alloy. The results show advantage and opertion feasibility of the direct melting. The problems needing attention in opration were given.

• 通过对铝硅合金直接熔炼的研究,说明了铝硅合金直接熔炼的优点及操作的可行性,并指明了操作中应注意的问题。