FilmTec – RO Membranes – Seawater 8″ – Seamaxx-440

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FilmTec Seamaxx-440 Elements are the choice for seawater systems operating at low to medium levels of salinity and temperature, as well as for brackish water with relatively high salinity. The element’s flowrate is significantly above flowrates of any other SWRO element currently available in the market. This extraordinary high element productivity leads to substantial savings, primarily in energy consumption when compared to conventional low-energy SWRO products.

Under 600 psi –

Active Area – 440 ft2 (41 m2)

Feed Spacer Thickness – 28 mil

Permeate Flowrate – 9,050 gpd (34.2 m3/d)

Stabilized Boron Rejection – 81.8 %

Stabilized Salt Rejection –  99.47 %


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Manufacturer Filmtec
Series Seawater (8")
Model Number Seamaxx-440
Part Number Seamaxx-440
Description Membrane Type: Polyamide Thin-Film Composite
Maximum Operating Pressure and Temperature: 1,000 psig (69 bar) @ T< 35°C
900 psig (62 bar) @ T= 35°C -45°C
Maximum Element Pressure Drop: 15 gpm
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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