| Customization: | Available |
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| Membrane Type: | Spiral |
| Type: | RO |
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PSI MEMBRANE® Pro-BW brackish water membrane ,incorporated with innovative Thin Film Nanocomposite(TFN) technology,are suitable for reclaimed wastewater, surface water and difficult well waters treatment and feed Waters total dissolved solids (TDS) between 2000 ppm to 8000 ppm.
| Product | Effective Membrane area ft² (m²) |
Feed spacer thickness (mil) | Product Flow Rate ¹ ²g p d( m ³/d) |
Stable Salt Rejection¹ (%) |
Minimum Salt Rejection1 (%) |
| Pro-BW-2521F32³ | 14(1.3) | 32 | 350(1.2) |
99.5 | 99.2 |
| Pro-BW-2540F32³ | 28(2.6) | 32 | 750(2.8) |
99.5 | 99.2 |
| Pro-BW-4021F32³ | 36(3.3) | 32 | 1000(3.8) |
99.5 | 99.2 |
| Pro-BW-4040F323 | 85(7.9) | 32 | 2600(9.8) | 99.5 | 99.2 |
| Pro-BW-8040F32³ | 400(37) | 32 | 10500(39.7) | 99.5 | 99.2 |
| Pro-BW-8040F28³ | 440(40) | 28 | 12500(47.3) | 99.5 | 99.2 |
1.Product flow rate and salt rejection rate were based on the following test conditions:
Feed water concentration 2000 ppm as NaCl, Feed water pressure 225 psi (1.55 MPa), Feed water temperature 77 ° F (25 ° C), Recovery rate 15% for each single membrane.
2. Variation range of product flow +/-15%;
3. F32 is a fiberglass wrapped case with a mesh thickness of 32 mil, we have extra type of case, mesh and membrane element available.
Operating Conditions:
| Operating Limits | Unit | Value |
| Maximum operatingpressure | psi(bar) | 600(41) |
| Maximumfeed water temperature | °F(°C) | 122(50) |
| Maximum pressure drop | bar | 1 |
| ContinuousoperationpH range | 2~11 | |
| Cleaning PH range | 1~13 | |
| Maximum feed watere SDl15 | 5 | |
| Maximum influent turbidity | ntu | 1 |
| Maximum residual chlorine concentration of influent | ppm | <0.1 |
| Model | A | B | C |
| Pro-BW-2521F32 | 533 | 61 | 19 |
| Pro-BW-2540F32 | 1016 | 61 | 19 |
| Pro-BW-4021F32 | 533 | 100 | 19 |
| Pro-BW-4040F32 | 1016 | 100.3 | 19.1 |
| Pro-BW-8040F32 | 1016 | 200 | 28.6 |
| Pro-BW-8040F28 | 1016 | 200 | 28.6 |
1. Q: Are you a manufacturer or a trading company?
A:We are a dedicated manufacturer with our own factory, and we synergize with other factories utilizing our proprietary technology.
2. Q: What is the lead time for mass production?
A: Our production timeline is typically 10-15 days for regular models.
3. Q: How do you guarantee product quality?
A: We meticulously inspect and control every stage from raw materials, through the production process, to the finished product and shipment.
4. Q: Can you offer samples before a mass order? Are they free or do they incur extra costs?
A: Yes, samples will be graciously arranged for your evaluation. Please contact us for more detailed information.
5. Q: Why should you choose us?
We boast advanced technology for the production of TFN membranes.
We have established China's first TFN coating production line and achieved stable mass production.
We are equipped with a comprehensive 1000m2 testing platform and advanced water testing technology.
We provide a wide range of membrane elements including RO, NF,UNF, Special Membrane Elements, and SPEC Customized Membranes.
We offer our customers competitive pricing, superior product quality, and comprehensive services.
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