State Key Lab. of Advanced Processing and Recycling of Nonferrous Metals;
Lanzhou University of Technology;
Key Lab. of Nonferrous Metal Alloys and Processing;
Ministry of Education;
Lanzhou University of Technology;
Metal Processing Institute;
WPI;
Worcester;
MA 01609;
USA.;
Controlled Diffusion Solidification(CDS); hypereutectic Al-Si alloy; mass mixing rate; stream velocity; primary Si;