LG Water Solutions,LG Chem

LG BW 4021 UES

    Ultra Low Energy |

    LG BW UES membranes offer high permeability at ultra-low feed pressure, significantly reducing operating costs: suitable for low salinity brackish water applications.

Product Specifications
Active Membrane Area 34 ft² (3.2 m²)
Permeate Flow Rate 1,000 gpd (3.8 m³/d)
Stabilized Salt Rejection 99.0%
Minimum Salt Rejection 98.0%
Test Conditions
NaCl 500 ppm
Pressure 100 psi (6.9 bar)
Temperature 25°C (77°F)
pH 7
Recovery 8%
Permeate Flow Variation -15%
Operating Specifications
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)
Product Dimensions
Length 533 mm (21 inch)
Element O.D. 100 mm (3.9 inch)
Permeate Tube O.D. 19 mm (0.75 inch)
Active Membrane Area 35.0 ft² (3.3 m²)
Weight 2.3 kg (5.1 lbs.)
Core Tube Extension 29 mm (1.1 inch)
Feed Spacer 28 mil