铸造铝合金熔体处理技术发展现状OACSTPCD

Cast aluminum alloy has several advantages such as lightweight,high specific strength and good casting properties,etc.It is an excellent lightweight material and has broad application prospects in automobile industry.The quality of alloy melt has an important effect on the final properties of the castings,and the purification,grain refinement and modification treatment before casting are necessary prerequisites for obtaining castings with high properties.This article introduces the development status of cast aluminum alloy's purification technology,grain refinement technology and eutectic Si modification technology,aiming to provide reference for the development and application of the advanced aluminum alloy melt treatment technology.