The calculated results indicate that because of the forced convection produced by electromagnetic force,the metal melt is stirred electromagnetically and the grain is ref...

• 分析结果表明,电磁离心凝固过程中,正是由于电磁力引起的受迫对流运动,对金属熔体起电磁搅拌作用并使晶粒得到细化,从而提高铸件质量。