Porous ceramic with different pore sizes and porosity up to 62.8% were prepared by conventional mechanical foaming method combined with gelcasting using water-soluble polymers.

• 将传统的机械起泡工艺与水基凝胶注模成型工艺相结合；制备出了不同孔径、孔隙率高达62.；8%25的多孔陶瓷。