Toray TM820K-440 SWRO Membrane

Original price was: 715 $.Current price is: 695 $.

The Toray TM820K-440 SWRO Membrane is a state-of-the-art cross-linked polyamide composite membrane that offers superior filtration. It is perfect for use in water treatment units around the world.

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Product details

1. Membrane Type Cross Linked Fully Aromatic Polyamide Composite
2. Test Conditions Feed Water Pressure Feed
Water Temperature Feed
Water Concentration
Recovery Rate
Feed Water pH
800 psi (5.52MPa)
77°F (25°C)
32,000 mg/l Nacl
3. Minimum Salt Rejection 99.5%
4. Minimum Product Flow Rate 4,600gpd (17.4m³/d) (TM820K-400)
5,100gpd (19.3m³/d) (TM820K-440)
5. Boron Rejection (typical value) 96% at pH 8 (5mg/l Boron added to Feed water)


Type DiameterInch Membrane Area ft² (m²) Salt Rejection% Product Flow Rate gpd(m³/d) Feed Spacer Thickness mil
TM820K-440 8” 440 (41) 99.86 6,400 (24.2) 28


  • Maximum Feed Water SDI15: 5
  • Maximum Operating Pressure: 1200psi (8.3 MPa)
  • Maximum Feed Water Temperature: 113°F (45°C)
  • Feed Water Chlorine Concentration: <0.1ppm
  • Feed Water pH Range, Continuous Operation: 2-11
  • Feed Water pH Range, Chemical Cleaning: 1-12
  • Maximum Pressure Drop per Element: 15 psi (0.10 MPa)
  • Maximum Pressure Drop per Vessel: 50 psi (0.34 MPa)

Typical applications

  • Seawater desalination
  • Industrial desalination
  • Municipal water treatment

Downloadable PDF

Toray TM820K-440 SWRO Membrane (English)