... the specification as follows: Common Ceramic Ball, Inert Alumina Ceramic Ball, Medium-Alumina Ceramic Ball, High-AluminaCeramic Ball and ... 30, 38, 50, 65, 752. Thermal Storage Ceramic BallThermal Storage Ceramic Ball is a kind of special packing as heat ... air separation which include small ceramic ball, porous columned ceramic ball and porous round ceramic ball.Characteristic : High crushing ...