... 060-70sphere-like powder,good flowability, less shrinkage rate, designed for making ceramics fittings by hot pressing.YFCA-299.60.040 ... 020.073.963.20.9550-70this model is often used for ceramics fittings by hot pressing,dry pressing such as ... easy to be ballmilled, designed for raw meterial of granulation, ceramic fittings by coating,iso-static pressing. high purity calcined alumina for fine ceramics