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Brackish Water RO
LG CW 4040 SF
LG CW 4040 SF RO membranes qualify for car wash industry and other various commercial applications. LG CW 4040 SF RO membranes, incorporated with innovative Thin Film Nanocomposite (TFN) technology, offer high productivity at ultra-low feed pressure and good salt rejection. The membranes are available in industry standard 4"x40" configuration and can easily fit into existing or new industry RO systems.
Product Specifications
Active Membrane Area |
85 ft² (7.9 m²) |
Permeate Flow Rate |
2,900 gpd (11.0 m³/d) |
Stabilized Salt Rejection |
99.0% |
Minimum Salt Rejection |
98.0% |
Feed Spacer |
28 mil |
Test Conditions
NaCl |
500 ppm |
Pressure |
100 psi (6.9 bar)
|
Temperature |
25°C (77°F)
|
pH |
7 |
Recovery |
15% |
Permeate Flow Variation |
-15% |
Operating Specifications
Max. Operating Pressure |
600 psi (41 bar)
|
Max. Operating Temperature |
45°C (113°F)
|
pH Range, Continuous (Cleaning) |
2-11 (2-12) |
Max. Feedwater Turbidity |
1.0 NTU |
Max. Feedwater SDI (15 minutes) |
5.0 |
Max. Feed Flow |
16 gpm (3.6 m³/h)
|
Max. Pressure Drop for Each Element |
15 psi (1.0 bar)
|
Product Dimensions
Length |
1,016 mm (40 inch)
|
Element O.D. |
100 mm (3.9 inch) |
Permeate Tube O.D. |
19 mm (0.75 inch)
|
Weight |
4.0 kg (8.8 lbs.)
|
Core Tube Extension |
29 mm (1.1 inch)
|