It is applicable to the desalination of raw water with salt concentration 500ppm,and it was widely used for small household water purifier,mineral water machine and energy machine etc.
| Model | Active Membrane Area ft2(m2) | Permeate Flow GPD(T/D) |
Rejection Rate (%) 500ppm NaCI |
Rejection Rate (%) 2000ppm MgSO4 |
| NF2-2521 | 14(1.3) | 350(1.32) | 30-50 | 96 |
| Concentration of Solution (MgSO4) | Temperature（℃） | pH Value > | Operating Pressure psi(MPa) | Recovery Rate（%） |
|
500ppm(NaCI) 2000ppm(MgSO4) |
25 | 7.5-8 | 60(0.41) | 8 |
Notes: The permeate flow of single membrane element may vary with in ±15%.
Operating Limits and Conditions of Membrane Element:
| Max.Working Pressure | 600 psi(4.14MPa) |
| Max. FeedWater Temperature | 45 ℃ |
| Max. Feed Water Flow | 1.4m3/h |
| Max. FeedWaterSDI15 | 5.0 |
| Free Chlorine Concentration of FeedWater | 0.1mg/L |
| pHRange of FeedWaterDuring Continuous Operation | 3-10 |
| pHRange of FeedWaterDuring Chemical Cleaning | 2-12 |
| Max. Pressure Drop of Single Membrane Element | 10psi(0.07Mpa) |
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