... , high chemical stability, and excellent heat endurance, inert alumina ball can resist high temperature, high pressure, acid, alkali, salt ... of gas or liquid in the reactor.Common Alumina ball: Alumina ball are the simplest, regularly shaped packing, Packed beds ... as catalyst carriers and to smooth flows. Inert Alumina Ball, Technical SpecificationsProduct Series20-2525-4545-7070-9090AL2O3 (%)20-25 ...