Tanal
General Information
Sea water RO membrane TFSW-8040-440 offers sustainable consistency, high rejection rate, low energy performance and lower lifecycle cost.
Features & Advantages
- Stable salt rejection rate at high feed TDS
- Higher permeate flow rate at lower operating fluxes
- Lower operating cost through reduced energy consumption
- Economical equivalent element for direct replacement
Applications
- Seawater desalination
- Minimal or zero liquid discharge
- Landfill leachate sewage treatment
- High-salinity wastewater concentration
- Other applications with feed TDS above 10,000 ppm
Specifications
-
Configuration: Spiral wound element
-
Membrane Polymer: Polyamide thin-film composite
Performance
|
Element Model |
Membrane Active Area ft2 (m2) |
Feed Spacer mil (mm) |
Permeate Flow Rate* GPD (m3/d) |
Stabilized Salt Rejection** |
Minimum Salt Rejection |
Boron Rejection |
|
TFSW-8040-440 |
440 (41) |
28 (0.712) |
9,000 (34.1) |
99.8% |
99.6% |
92% |
Element Dimensions
|
Size |
Length L inch (mm) |
Diameter D inch (mm) |
Permeate tube inner diameter d inch (mm) |
Permeate tube Extension L1 inch (mm) |
|
8040* |
40 (1,016) |
7.9 (201) |
1.125 (28.6) |
/ |
All 8040 elements fit nominal 8.0 inch (203.2 mm) I.D. pressure vessels.
Operating and Cleaning Limits
|
Maximum Operating Pressure |
1,200 psi (83 bar) |
|
Maximum Operating Temperature |
45°C (113°F) |
|
Maximum Chlorine Concentration |
0.1 ppm |
|
pH Range, Continuous |
2-11 |
|
pH Range, Cleaning |
1-13 |
|
Maximum Feed SDI (15 mins) |
5 |
|
Maximum Element Pressure Drop |
15 psi (1 bar) |
|
Maximum Feed Flow |
3.6 m3/h (4040), 17 m3/h (8040) |
|
Minimum Ratio of Concentrate to Permeate Flow for Each Element |
5:1 |
