... 3A,4A,5A,carbon molecular sieve as catalyst for air separation industry 1.Beads 4*8mesh 8*12mesh ... inch 3A,4A,5A,carbon molecular sieve as catalyst for air separation industryMolecular Sieve 3A is an alkali metal alumina ... will depend on the gas present, and on the conditions of the process. Size 3A – zeolite are available ... 3A,4A,5A,carbon molecular sieve as catalyst for air separation industry