LG Chem’s BW 4040 R Membrane element

Product information

The LG BW400R Dura membrane is built with NanoH2O™ technology for superior rejection, durability, and performance in high-demand reverse osmosis systems.

Technical information

Parameter
Specification
Permeate Flow Rate
9.5 m³/day
Active Membrane Area
7.9 m²
Stabilized Salt Rejection
99.6 %
Minimum Salt Rejection
99.3 %
Feed Spacer
28 mil

Typical Properties

  • Active Membrane Area: 7.9 m²
  • Feed Spacer: 28 mil
  • Permeate flow rate: 9.5 m3/day
  • Stabilized salt rejection: 99.6%
  • Minimum salt rejection: 99.3%

1. Permeate flow and salt rejection based on the following standard conditions: 2,000 ppm NaCl at 77°F (25°C), 225 psi (15.5 bar), pH 7 and 15% recovery.

2. Flow rates for individual elements may vary +-20%.

Operating Specifications

  • Maximum Operating Temperature: 45°C
  • Maximum Applied Pressure: 41 bar
  • Maximum Pressure Drop: 1.0 bar
  • pH Range (continous operation): 2-11
  • Maximum Feedwater Silt Density Index (15 mins): SDI 5.0
  • Maximum Chlorine concentration: <0.1 ppm
  • Maximum Feed flow: 3.6 m3/h
  • Maximum Feedwater turbidity: 1.0 NTU

Offer a combination of high rejection and reliability
Suitable for high salinity brackish water and wastewater reuse applications

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