Hollow fiber membranes for MBR | Functional membrane products | Products | NOK CORPORATION

Concentration of immersion chemical Citric acid: 50,000 ppm Sodium hypochlorite: 3,000 ppm Immersion temperature 25℃ (ambient temperature) Immersion duration 1,200 hours
(equivalent to 10 years: Chemical cleaning for 2 h/week)

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Effective length of membrane 1500mm Filter system Suction from the inner side of the membrane Suction pressure -60kPa Substance to be filtered Raw water sludge MLSS: 200 ppm