... PES Dia:4",6",8",10" Casing:UPVC,SS,FRP mineral water treatment plant with Ultra filtration membrane water filtering filter ... 1.0mm. The micropores distribute around the wall of the membrane. The entrapping molecular weight scale is about several thousand ... Flushing Cycle6-180daysChemicals Flushing Time15-120minsChemicalsCitric acid,NaOH / NaClO,H2O2 UF membrane filter mineral water treatment plant