Interface reactions of TiAl alloy with three varieties of ceramic shell molds, including Al 2O 3, ZrO 2,ZrO 2 stabilized with CaO , were examined by EPMA, Vicker microhardness meter, optical microscope and SEM.

• 借助电子探针微区分析仪、维氏显微硬度计、光学和电子显微镜对TiAl合金与Al2 O3 ,ZrO2 以及经CaO稳定的ZrO2 3种陶瓷型壳的界面反应进行了研究分析。