This series is made of alumina, mullite, cordierite, titanium oxide, silicon carbide, aluminium hydroxide and some organic adhesives by compressed air. It can used in purified filtration of alloy casting, or the tail gas filter for diesel engine, or gas oven etc.

     It includes 3A, 4A, 5A, 10X, 13X, Cu Molecular sieve nad carbon Molecular sieve. It can be used as drier and absorbent