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Filmtex LCHR-4040 Membrane RO


Product Description

DOW FILMTEC™ LC 4040 product range are available to meet a wide variety of customer needs in commercial applications, from producing high purity water to delivering low total system costs. Dow’s fully automated element production enables the most consistent products in the industry that minimizes the total cost of ownership of water treatment systems.

 LC HR-4040 produces high quality water with our state of the art RO membrane.

 LC LE-4040 delivers high quality water at low pressure at harsh water conditions, using Dow’s innovative, proprietary technology for low energy applications.

Operating Limits:

Membrane type                                               Polyamide Thin-Film Composite


Maximum operating temperature                 a) 113°F (45°C)


Maximum operating pressure                        600 psig (41 bar)


Maximum pressure drop                                15 psig (1.0 bar)


Maximum feed flow rate, gpm (m3 /h)          16 gpm (3.6 (m3 /h))


pH range, continuous operation                     a) 2 - 11


pH range, short-term cleaning                       b) 1 – 13


Maximum Feed Silt                                         1 – 13 SDI 


Density Index Free chlorine concentration   5 < 0.1 ppm


Used In:

  • Commercial water demineralization


  •  High rejection results in excellent water quality
  •  Reduced downstream polishing required
  •  Durable with good cleanability for long element life

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