FilmTec – RO Membranes – Nanofiltration 4″ – NF90-400/34i

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FilmTec operators looking for a technology that delivers high quality permeate water while removing specific contaminants such as salts, nitrates, iron, and organic compounds.

Active Area – 400 Ft2 (37 m2)

Feed Spacer Thickness – 34 mil -LDP

Permeate Flow Rate – 10,000 gpd (38 m3/d)

Minimum Salt Rejection – 98.7%


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Manufacturer Filmtec
Series 4" Nanofiltration
Model Number NF90-400/34i
Part Number NF90-400/34i
Description Maximum Operating Temperature: 113°F (45°C)
Maximum Operating Pressure: 600 psig (41 bar)
Maximum Element Pressure Drop: 15 psig (1.0 bar)
pH Range, Continuous Operation: 2 - 11, Short-Term Cleaning (30 min) 1 - 13
Maximum Feed Silt Density Index: SDI 5
Free Chlorine Tolerance: < 0.1 ppm

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