●FFM Inc series nanofiltration membrane can reduce the hardness by more than 98%, and has excellent performance in water softening. ●FFM Inc series nanofiltration membrane is mainly used for municipal tap water, ground water and surface water with low to medium salt content to reduce hardness and remove THMFP.
Product Specification:
Product Model | Membrane Area ft² (m²) | Test pressure psi (bar) | Water yield gpd (m³/d) | Desalination rate % |
FFM2521NL | 14(1.3) | 75 (5) | 400 (1.5) | 96 (30-50) |
FFM2540NL | 30(2.8) | 75 (5) | 800 (3.0) | 96 (30-50) |
FFM4021NL | 36(3.4) | 75 (5) | 1150 (4.3) | 96 (30-50) |
FFM4040NL | 85(7.9) | 75 (5) | 2400 (9.1) | 97 (30-50) |
FFM8040NL-375 | 375(34.9) | 75 (5) | 11000(41.6) | 97 (30-50) |
FFM8040NL-400 | 400(37.2) | 75 (5) | 12000(45.4) | 97 (30-50) |
FFM8040NL-440 | 440(38.1) | 75 (5) | 13000(49.3) | 97 (30-50) |
1. Test conditions: 32000ppm NaCl solution, 25℃ water temperature, The recovery of 2521 / 4021 is 8%;The recovery of 2540/4040/8040is 15%.
2. The water yield of a single membrane element may vary within a range of + / - 20%.
3. After product renewal, the performance parameters of membrane components may change.
OPERATION PARAMETERS:
Maximum operating temperature:113 ℉(45℃)
Maximum operating pressure: 600 psi (41bar)
Maximum pressure drop: 15 psi (1.0 bar)
PH range, continuous operation: 2-11
PH range, short term cleaning (30 minutes): 1-13
Maximum feed water SDI15: 5
Allowable free chlorine content:<0.1ppm
For special applications, please contact FFM Inc
Product Specification:
Product Model | Membrane Area ft² (m²) | Test pressure psi (bar) | Water yield gpd (m³/d) | Desalination rate % |
FFM2521NL | 14(1.3) | 75 (5) | 400 (1.5) | 96 (30-50) |
FFM2540NL | 30(2.8) | 75 (5) | 800 (3.0) | 96 (30-50) |
FFM4021NL | 36(3.4) | 75 (5) | 1150 (4.3) | 96 (30-50) |
FFM4040NL | 85(7.9) | 75 (5) | 2400 (9.1) | 97 (30-50) |
FFM8040NL-375 | 375(34.9) | 75 (5) | 11000(41.6) | 97 (30-50) |
FFM8040NL-400 | 400(37.2) | 75 (5) | 12000(45.4) | 97 (30-50) |
FFM8040NL-440 | 440(38.1) | 75 (5) | 13000(49.3) | 97 (30-50) |
1. Test conditions: 32000ppm NaCl solution, 25℃ water temperature, The recovery of 2521 / 4021 is 8%;The recovery of 2540/4040/8040is 15%.
2. The water yield of a single membrane element may vary within a range of + / - 20%.
3. After product renewal, the performance parameters of membrane components may change.
OPERATION PARAMETERS:
Maximum operating temperature:113 ℉(45℃)
Maximum operating pressure: 600 psi (41bar)
Maximum pressure drop: 15 psi (1.0 bar)
PH range, continuous operation: 2-11
PH range, short term cleaning (30 minutes): 1-13
Maximum feed water SDI15: 5
Allowable free chlorine content:<0.1ppm
For special applications, please contact FFM Inc