Replacement Brackish Water Reverse Osmosis Membranes

Brackish Water Reverse Osmosis (BWRO)

LG CW 4040 SF

Reverse Osmosis LG Chem Membranes

LG CW 4040 SF RO membranes qualify for the 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.

LG CW 4040 SF

Active Membrane Area, ft² (m²)  Permeate Flow Rate, GPD (m³/d) Stabilized Salt Rejection, %  Minimum Salt Rejection, % Feed Spacer, mil
85 (7.9) 2,900 (11.0) 99.0 98.0 28
Test Conditions : 500 ppm NaCl at 25°C (77°F), 100 psi (6.9 bar), pH 7, Recovery 15%.
Permeate flows for individual elements may vary -15%.

Operating Specifications

Max. Applied pressure  600 psi (41 bar)
Max. Chlorine concentration < 0.1 ppm
 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 mins) 5.0
Max. Feed flow  16 gpm (1.4 m3/h)
Max. Pressure drop (ΔP) for each element  15 psi (1.0 bar)

Product Dimensions

A, B, C, D, Weight,
 mm (in.)  mm (in.)  mm (in.)  mm (in.)  kg (lbs.)
1,016 100 19 29 4.0
(40) (3.9) (0.75) (1.1) (8.8)
Reverse Osmosis LG Chem Membranes

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