Toray TM820K-440 SWRO Membrane

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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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)
  • Seawater desalination
  • Industrial desalination
  • Municipal water treatment

Toray TM820K-440 SWRO Membrane (English)