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Product De
Detailed Product Descript ion
1) Sea Water Reverse Osmosis Membrane
2) Size: 4" x 40" inches
3) Flow / GPD : 1950
4) Stabilized Salt Rejection (%): 99.4
FILMTEC SW30-4040 Membrane Elements
The Dow FILMTEC SW30-4040 Sea Water Membrane is specifically designed for applications where the higher TDS (Total Dissolved Solids) of marine water is addressed by the a thin film composite which sustains the higher pressures typically utilized in sea water reverse osmosis applications while maintaining a 99.4 percent stabilized salt rejection.
- Up to 1950 Gallon Per Day production
- Up to 1000 SIPG
- Fits Standard 4" Housings or Pressure Vessels
- Highest flow rates available to meet the water demands of both sea-based and land-based desalinators
- May also be operated at lower pressure to reduce pump size, cost and operating expenses
- Improved FILMTEC seawater membrane combined with automated, precision element fabrication result in the most consistent product performance available.
FILMTEC SW30-4040 Membrane Elements
Improved FILMTEC SW30-4040 seawater reverse osmosis elements offer the highest productivity while maintaining excellent salt rejection.
- FILMTEC SW30-4040 membrane elements have the highest flow rates available to meet the water demands of both sea-based and land-based desalinators.
- FILMTEC SW30-4040 elements may also be operated at lower pressure to reduce pump size, cost, and operating expenses.
- Improved FILMTEC seawater membranes combined with automated, precision element fabrication result in the most consistent product performance available
Product Name |
Nominal Active Surface Area |
Permeate Flow Rate |
Stabilized Salt Rejection |
FILMTEC SW30-4040 |
80 (7.4) |
1950 (7.4) |
99.4 |
1. Permeate flow and salt rejection based on the following test conditions: 32,000 ppm NaCl, 800 psig (55 bar), 77°F (25°C), and 8% recovery.
2. Permeate flow rates for individual elements may vary +/-20%.
3. For the purpose of improvement, specifications may be updated periodically.