Mechanical properties of Al 2O 3/TiC (AMT) and Al 2O 3/TiC/ZrO 2(AZT) ceramics prepared with ultrafine Al 2O 3 powders were investigated.

• 采用超微Al2O3粉和热压烧结工艺制备出两种Al2O3基陶瓷（Al2O3－MgO－TiC、Al2O3－MgO－TiC－Y－PSZ）。