... particle,good flowability,less shrinkage rate,often used to make ceramics by hot pressing.YFCA-2G99.60.040.050.020.073 ... .963.20.93.5±0.2 Often used to make ceramics by hot pressing and dry pressing,such as roller stick ... %shrinkage rate,often used as raw meterial of granulation powder,ceramics by casting and iso-static pressing. high quality calcined alumina ...