QF series is the new member of Minglie production family, the notable feature is super hydrophobic and oil phobic. According to the AATCC118 standard, 6-8 grade oil can be achieved. Even if the surface tension of 22mN/m ethanol will not make it moist, therefore, it has a very good anti-pollution ability. And the membrane suit for a variety of gas transport and filter, such as volatile gas in solution, oil removal, membrane evaporation (organic droplet) gas separation / filtration, organic solution pressure balance, organic solvent release, gas-liquid reaction and mass transfer control, breathable sealing etc. The materials are PTFE, PVDF, nylon, polypropylene. Pore sizes range from 0.03 to 30 um, and width is260 or 520mm, etc.. For details, please refer to the standards of QF in production list.