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LG Chem Water Solutions Ltd
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LG - Model BW 4021 ES - Brackish Water ...

LG - Model BW 4021 ES -Brackish Water Reverse Osmosis Membrane (BWRO)

FromLG Chem Water Solutions Ltd

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Energy Saving | LG BW ES membranes offer high permeability at low feed pressure, significantly reducing operating costs: suitable for low to medium salinity brackish water applications.

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Active Membrane Area: 34 ft² (3.2 m²)
Permeate Flow Rate: 1,000 gpd (3.8 m³/d)
Stabilized Salt Rejection: 99.5%
Minimum Salt Rejection: 99.2%
Feed Spacer: 28 mil

NaCl: 2,000 ppm
Pressure: 150 psi (10.3 bar)
Temperature: 25°C (77°F)
pH: 7
Recovery: 8%
Permeate Flow Variation: +/-20%

Max. Operating 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 minutes): 5.0
Max. Feed Flow: 16 gpm (3.6 m³/h)
Max. Pressure Drop for Each Element: 15 psi (1.0 bar)

Length: 533 mm (21 inch)
Element O.D.: 100 mm (3.9 inch)
Permeate Tube O.D.: 19 mm (0.75 inch)
Weight: 2.3 kg (5.1 lbs.)
Core Tube Extension: 29 mm (1.1 inch)