The ZSM-5 framework contains two intersecting channel systems with elliptical 10-membered ring openings, one sinusoidal running parallel to  and the other straight
and parallel to.
Refining and chemicals area - catalytic cracking, hydrocracking, catalytic dewaxing, depressing
pour point of diesel, olefin oligomerization, toluene disproportionation, xylene isomerization,
methanol to gasoline, methanol dehydration to dimethyl ether, aromatization of light hydrocarbons.