BW30-4040 FilmTec 4 x 40" Brackish Water Membrane

Special Order: 2-4 Weeks
FilmTecSKU: 513BWH-002


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Special Order


FilmTec™ BW30-4040 - the industry standard for reliable operation and production of high quality water in light industrial applications. Designed with innovation to lessen the impact of membrane fouling.
  • DuPont (Dow) FilmTec BW30-4040 reverse osmosis membrane
  • 34mm feed spacer
  • Spiral-wound element with polyamide thin-film composite membrane
  • Durable fiberglass shell withstands higher pressure drops
  • Cleanable over a wide pH range (pH 1 – 13)
  • High salt rejection


Brackish Water
Membrane Type: Polyamide Thin-Film Composite
Diameter: 4" (99mm)
Length: 40" (1016mm)
Stabilised Salt Rejection: 99.5%
Permeate Flow Rate: 9.1 m³/hr
Max. Feed Flow Rate:
Max. Operating Pressure: 41bar
Max. Operating Temperature: 45°C
Max. Pressure Drop: 1bar
pH. Range (Continuous Cleaning): 2 - 11
pH. Range (Short-Term Cleaning): 1 - 13
Maximum Feed Silt Density Index: SDI 5
Free Chlorine Tolerance: <0.1ppm
Manufacturer Part Number: 80783
Model Number: BW30 4040


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