Products >> Industrial RO Element >> Toray RO Membrane Element
Generation Information
Toray TMG20-400 brackish water element is a spiral-wound RO membrane, designed to deliver high permeate quality and energy-efficient operation in water purification systems.Toray TMG20-400 Brackish Water RO Membrane Product Data Sheet
Ultra Low Pressure Brackish Water RO Elements
|
Type |
Diameter Inch |
Membrane Area |
Salte Rejection |
Product Flow Rate gpd |
Feed Spacer Thickness |
|
TMG20-400 |
8’’ |
400 (37) |
99.5 |
10,200 (38.6) |
28 |
|
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 |
110 psi (0.76 MPa) 77℉ (25℃) 500 mg/l NaCl 15% 7 |
|
3. Minimum Salt Rejection |
|
99.0% |
|
4. Minimum Product Flow Rate |
|
8,200 gpd (31.0 m3/d) |
Dimensions

Operating Limits
|
Maximum Operating Pressure |
365 psi (2.5 MPa) |
|
Maximum Feed Water Temperature |
113°F (45℃) |
|
Maximum Feed Water SDI15 |
5 |
|
Feed Water Chlorine Concentration |
Not detectable |
|
Feed Water pH Range, Continuous Operation |
2 - 11 |
|
Feed Water pH Range, Chemical Cleaning |
1 - 13 |
|
Maximum Pressure Drop per Element |
20 psi (0.14 MPa) |
|
Maximum Pressure Drop per Vessel |
60 psi (0.4 MPa) |
Operating Information
1.For the recommended design range, please consult the latest Toray technical bulletin, design guide lines, computer design program, and/ or call an application specialist. If the operating limits given in this Product Information Bulletin are not strictly followed, the Limited Warranty will be null and void.
2.All elements are wet tested, treated with a 1% by weight percent sodium bisulfite storage solution, and then vacuum packed in oxygen barrier bags, or treated with tested feed water solution, and then vacuum packed in oxygen barrier bags with deoxidant inside. To prevent biological growth during short term storage, shipment, or system shutdown, it is recommended that Toray elements be immersed in a protective solution containing 500 - 1,000 ppm of sodium bisulfite (food grade) dissolved in permeate.
3.Permeate from the first hour of operation shall be discarded.
4.The customer is fully responsible for the effects of chemicals that are incompatible with the elements. Their use will void the element Limited Warranty.
Notice
1. Toray accepts no responsibility for results obtained by the applications of this information or the safety or suitability of Toray's products, either alone or in combination with other products. Users are advised to make their own tests to determine the safety and sustainbility of each product combination for their own purposes.
2. All data may change without prior notice, due to technical modifications or production changes.
From Nov. 2011
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