ZSM-5 serial zeolites are mainly applied for catalytia cracking, catalytic dewaxing,toluene disproportionation,FCCU.ZSM-5 serial zeolites are mainly applied for catalytia cracking, catalytic dewaxing,toluene disproportionation, xylene isomerization,ethylene-benzene alkylation,methanol converting to gasoline,methanol catalytic dehydration to..