Toray RO

TORAY began producing spiral-wound reverse osmosis and nanofiltration membrane elements in 1968, first using cellulose acetate membrane material. Today, our product line includes a full range of state-of-the-art cross-linked polyamide composite membranes manufactured under ISO-9001 certification for consistency in product and service quality.

BRACKISH WATER

Toray RO membranes (available in 4-inch, 8-inch, and 16-inch diameters) are used for municipal, industrial, and commercial applications.
For individual membrane selection by application or membrane type, please use the membrane product search feature.

TM Series

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Series Model Diameter Product Flow
Rate
Rejection Net
Thickness
Data
Sheet
(inch) (m3/d) (gpd) (%) (mil)
TM700D
(High Rejection)
TM710D 4 9.8 2,600 99.8 31 Get PDF
TM720D-400 8 41.6 11,000 99.8 34
TM720D-440 8 45.8 12,100 99.8 28
TMG(D)
(Low Pressure)
TMG10D 4 10.0 2,650 99.7 34 Get PDF
TMG20D-400 8 45.8 12,100 99.7 34
TMG20D-440 8 50.3 13,300 99.7 28
TMHA
(Ultra Low Pressure)
TMH10A 4 9.1 2,400 99.3 31 Get PDF
TMH20A-400C 8 41.6 11,000 99.3 34
TMH20A-440C 8 45.7 12,100 99.3 28

Certificates

SU Series

*For replacement only

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Series Model Diameter Product Flow
Rate
Rejection Net
Thickness
Data
Sheet
(inch) (m3/d) (gpd) (%) (mil)
TS
(Heat Sanitized)
SU-710T 4 6.5 1,700 99.4 31 Get PDF
SU-720TS 8 26.0 6,900 99.4 31
SUL-G10TS 4 5.0 1,300 99.5 31 Get PDF
SUL-G20TS 8 30.0 7,900 99.5 28
SUL-G20FTS 8 36.0 9,500 99.5 28

SEA WATER

Toray manufactures seawater RO membranes in 4, 8, and 16-inch diameters that can treat seawater or high salinity water sources with > 10,000 ppm. Our products are widely used for mega desalination plants, watermakers for private boats and commercial ships, and treating mining tailing water for reuse or discharge.

TM Series

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Series Model Diameter Product Flow
Rate
Rejection Net
Thickness
Data
Sheet
(inch) (m3/d) (gpd) (%) (mil)
TM800M
(Standard)
TM820M-400 8 26.5 7,000 99.8 34 Get PDF
TM820M-440 8 29.2 7,700 99.8 28
TM800V
(Low Energy)
TM810V 4 7.2 1,900 99.8 28 Get PDF
TM820V-400 8 34.1 9,000 99.8 34
TM820V-440 8 37.5 9,900 99.8 28
TSW-LE
(Super Low Energy)
(*600 psi)
TSW-400LE 8 23.0* 6,100* 99.60* 34 Get PDF
TSW-440LE 8 25.3* 6,700* 99.60* 28
TM800K
(Highest Rejection)
TM820K-400 8 21.9 5,800 99.86 34 Get PDF
TM820K-440 8 24.2 6,400 99.86 28

Certificates

FOULING POTENTIAL WATER

Toray's low fouling RO membranes effectively treat feed water types with high fouling tendency. Combined with our proprietary durable "D-family" membrane recipe for enhanced chemical tolerance, Toray's membrane elements offer one of the most reliable performance under challenging conditions. Ideal for wastewater treatment and water reuse applications.

TM Series

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Series Model Diameter Product Flow
Rate
Rejection Net
Thickness
Data
Sheet
(inch) (m3/d) (gpd) (%) (mil)
TLF
(Ultra Low pressure, Low Fouling)
TLF-400DG 8 43.5 11,500 99.5 34 Get PDF
TMLD
(Low Fouling, High Tolerance)
TML10D 4 7.2 1,900 99.8 34 Get PDF
TML20D-400 8 39.7 10,500 99.8 34

Certificates

SPARE PARTS

Find spare parts for Toray's membrane elements that are needed to properly and safely operate your membrane treatment system.

INTERCONNECTOR

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Model Product No. Connection
Type
Brand Seal Type Permeate
tube
diameter
Material Temperature
[℃]
Interconnector Toray
TM 4 inch
IC4TM ND Toray O-Ring 0.75 PVC 80
Interconnector Toray
TM 8 inch
IC8TM ND Toray O-Ring 1.125 m-PPE 80
Interconnector Toray
SU / SC 4 inch
IC4SU OD Toray O-Ring 0.827 PVC 80
Interconnector Toray
SU / SC 8 inch
IC8SU OD Toray O-Ring 1.26 m-PPE 80
O-RING SEAL

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Model Product No. Brand Seal Type Cord Thickness Nominal Diameter Material Temperature Seal Shore
[℃] [Shores]
O-Ring Toray
TM 4 inch NBR
P19TM-4 NBR Dichtomatik O-Ring 2.62 18.62 NBR 80 70
O-Ring Toray
TM 8 inch NBR
(not for G&H type)
P23TM-8 NBR Dichtomatik O-Ring 2.62 23.47 NBR 80 70
MEMBRANE BRINE SEAL

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Model Product No. Brand Seal Type Cord Thickness Nominal Diameter Material Temperature Seal Shore
[℃] [Shores]
Brine Seal
TM/SU 4 inch
BS4TM Toray V-Seal 5 100 EPT 80 90
Brine Seal
TM 8 inch
BS8TM Toray V-Seal 7.9 178.2 EPT 80 90

Toray RO Element Warranty & Conditions

Toray Industries, Inc. provides a limited warranty to a buyer on the materials, workmanship, and performance of their RO elements under the following terms and conditions.

Toray RO Element Warranty