SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water
SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water

SW-8040-HR Walchin Seawater RO Membrane – High-Performance Desalination for Seawater & Brackish Water

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Product Introduction

The Walchin Seawater Series Reverse Osmosis Membrane Elements are specifically designed for seawater treatment and high-concentration brackish water desalination. They offer reliable solutions for:

  • Seawater desalination
  • High-concentration brackish water desalination
  • Power plant boiler feed water treatment
  • Industrial water treatment applications

Additionally, these membranes are ideal for wastewater reuse, concentration, and recovery of high-value-added substances in industries like food production, pharmaceuticals, and more.

With their high efficiency and broad application range, these membrane elements provide excellent performance in demanding water treatment conditions.

🔹 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/%

SW-8040-HR

Polyamide composite membrane 

400 

7500(28.4)

99.8

Water production floating range:±15%

 

 

Model/Sizemm)

A

B

C

D

SW-8040-HR

40.0(1016)

1.05(26.7)

7.9(201)

1.125(29)

 

Test conditions

Test solution concentrationNaCl

Water temperature

pH

Operating pressure psiMPa

Recovery rate%

32800ppm

25

7.5-8

8005.5

15

 

Operating Limits

Maximum working pressure 

600psi4.14MPa

Maximum water inlet temperature

45℃

Maximum water inlet flow 

75GPM17m³/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