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LG BW 4040 R High Rejection BWRO membranes offer a combination of high rejection, reliability, and durability; suitable for high salinity brackish water and wastewater reuse application.
LG Chem’s NanoH2O™ brackish water RO membranes serve various municipal and industrial applications and major utilities around the world. LG BWRO membranes, all incorporated with innovative Thin Film Nanocomposite (TFN) technology, are offered in industry standard configurations and can easily fit into existing and new RO plants.
LG BW 4040 R Compatibility Information
LG BW 4040 R Membrane Element can be used as a replacement for the below membrane elements in your existing water treatment equipment. Please note that additional hardware or adapters may be required - refer to the pressure vessel and element drawings, or contact us to verify.
- FilmTec BW30-4040
- Hydranautics CPA2-4040
- Hydranautics CPA5-LD-4040
- Toray TM710
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Specifications for LG BW 4040 R
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| LG Chem Product: |
LG BW 4040 R |
| Size (Approximate): |
4" Dia. x 40"L |
| Flow Rate: |
2,500 gpd (9.5 m³/d) |
| Applied Pressure: |
225 psig (15.5 bar) |
| Stabilized Salt Rejection: |
99.6% |
| Minimum Salt Rejection: |
99.3% |
| Active Surface Area: |
85 ft2 (7.9 m2) |
| Single Element Recovery: |
15% |
| End Style: |
Standard Male PWT |
| Exterior: |
Hard Shell Fiberglass |
| Feed Spacer: |
28 mil |
| Membrane Type: |
Thin Film Nanocomposite |
Can Replace Elements:
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FilmTec BW30-4040
Hydranautics CPA2-4040
Hydranautics CPA5-LD-4040
Toray TM710 |
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Permeate flow and salt rejection based: 2,000 ppm NaCl feed stream, 77°F (25°C), 15% recovery, pH7, and 225 psig (15.5 bar). Permeate flows for individual elements may vary +/- 20%.
Operating Limits for LG BW 4040 R
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| Maximum Applied Pressure: |
600 psig (41 bar) |
| Maximum Chlorine Concentration: |
< 0.1 ppm |
| Maximum Operating Temperature: |
113°F (45°C)
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| pH Range, Continuous (Cleaning): |
2-11 (2-12) |
| Maximum Feedwater Turbidity: |
1.0 NTU |
| Maximum Feedwater SDI (15 min): |
5.0 |
| Maximum Feed Flow Rate: |
16 gpm (3.6 m³/h)
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Maximum Pressure Drop (ΔP)
for Each Element: |
15 psi (1.0 bar) |
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