The XRD and EPMA analysis results show Al_3Zr and Al_2O_3 reinforcement phases synthesized by in-situ molten reactions from ZrOCl_2 and Al, Al-4Cu and A356, respectively, were obtained.

• 以A356为基体的(Al_3Zr+Al_2O_3)p/A356复合材料凝固组织最佳。