TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance
TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance

TW-4040-FR Walchin Anti-Pollution RO Membrane – Advanced Filtration Technology for High Efficiency and Reduced Maintenance

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Product Introduction

The Walchin Anti-Pollution Reverse Osmosis Membrane Series is designed to deliver enhanced performance compared to traditional reverse osmosis membranes. Key improvements include:

  • Improved membrane surface roughness
  • Enhanced electrical properties (closer to electrical neutrality)
  • Increased hydrophilicity of the membrane material

These enhancements result in significantly improved anti-pollution capabilities, reducing the need for chemical cleaning, minimizing shutdowns, and ultimately lowering operating costs.

As a new generation of high-efficiency separation, concentration, and purification technology, Walchin's anti-pollution membrane is widely used in industries such as:

Pure water preparation
Seawater desalination
Wastewater treatment

These reverse osmosis membranes are critical components of RO systems, ensuring reliable, cost-effective water purification with minimal maintenance.

🔹 Customization Available! We offer OEM & bulk supply solutions tailored to your specific needs. Contact us via the Chat icon for more details.

 

Performance parameters 

Model

Membrane Type

Membrane area/ft²

Flow GPDm³/d

Stable desalination rate/%

TW-4040-FR

Polyamide composite membrane 

90

1900(7.2)

99.4

Water production floating range:±15%

 

 

Model/Sizemm)

A

B

C

D

TW-4040-FR

40.0(1016)

1.05(26.7)

0.75(19)

3.9(99)

 

Test conditions

Test solution concentrationNaCl

Water temperature

pH

Operating pressure psiMPa

Recovery rate%

2000ppm

25

7.5-8

2251.55

15

 

Operating Limits

Maximum working pressure 

600psi4.14MPa

Maximum water inlet temperature

45℃

Maximum water inlet flow 

16GPM3.6m³/h

Maximum water inlet SDI15 

5

Maximum residual chlorine concentration(mg/L) 

0.1

Inlet water pH range during continuous operation 

2-11

pH range of influent water during chemical cleaning

1-13

 Maximum allowable pressure drop of a single membrane element 

15psi0.1MPa