MS® BW&FR RO Membrane Element
Brackish Water RO Membrane Elements and Fouling Resistant RO Membrane Elements are characterized by low-pressure operation, higher water poductivity and excellent desalting performance. The two kind of industrial reverse osmosis membranes are applicable to treat waste water with high TDS and desalination of brackish water.
Feature
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This product is suitable to treat waste water with TDS from 2000 to 4000 ppm.
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High hydrophilic
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Long service life
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High Rejection rate and stable permeate flow
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34mil feed spacers to control fouling
Application
- Industrial-purpose pure water
- Surface water and tap water
- Boiler water replenishment
- Municipal sewage water
- Commercial Water
- Water with slight organic pollutants
- Brackish water
- Water with high TDS
Dimensions
| Model | A inch (mm) | B inch (mm) | C inch (mm) | D inch (mm) |
| ROBW4040 | 40 (1016) | 3.94 (99.6) | 0.75 (19.1) | 1.05 (26.7) |
| ROBW8040 | 40 (1016) | 7.84 (201.8) | 1.13 (28.6) | - |
| ROFR4040 | 40 (1016) | 3.94 (99.6) | 0.75 (19.1) | 1.05 (26.7) |
| ROFR8040 | 40 (1016) | 7.84 (201.8) | 1.13 (28.6) | - |
Specification
| Model | Active Membrane Area ft2 (m2) | Average Permeated Flow GPD (m3/d) |
Stable Rejection Rate (%) |
Minimum Rejection Rate (%) |
| ROBW4040 | 90 (8.4) | 2200 (8.3) | 99.5 | 99.3 |
| ROBW8040 | 400 (37.2) | 10000 (37.9) | 99.5 | 99.3 |
| ROFR4040 | 90 (8.4) | 2200 (8.3) | 99.5 | 99.3 |
| ROFR8040 | 400 (37.2) | 10000 (37.9) | 99.5 | 99.3 |
Testing Conditions
| Testing pressure (psi) | 225 |
| Testing Solution Concentration (NaCl/ppm) | 2000 |
| Testing Temperature (°C) | 25 |
| Testing pH | 7.5 |
| Recovery Rate of Single Element (%) | 8 |
Operation Limits and Conditions
| Max. Feedwater Temperature (°C) | 45 | |
| Max. Working Pressure (psi) | 600 | |
| Max. Feedwater Flow (GPM) | 16 (4040) | 75 (8040) |
| pH Range of Feedwater during Continuous Operation | 3-10 | |
| pH Range of Feedwater during Chemical Cleaning | 2-12 | |
| Max. Feedwater SDI15 | 5 | |
| Residual chlorine Concentration of Feedwater (ppm) | ≤0.1 | |
| Max. Pressure Drop of Single Membrane Element (psi) | 15 | |
Points of Attentions
The permeate flow listed in the table is the average value. The permeate flow of single membrane element is with a tolerance not exceeding ±15%.
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