PSI MEMBRANE® Pro-SW-HR seawater RO membrane,incorporated with innovative Thin Film Nanocomposite(TFN) technology, reduce the cost of desalination while delivering superior water quality. Provide industry leading salt rejection suitable for high salinity seawater applications.
- Produce 30% more flow:TFN Leading technology cable to produce 30% more flow than conventional TFC membrane.
- High rejection rate 99.85%:TFN innovated technology on surface guarantee excellent salt-rejection with lower pressures .
- Less Cleaning Frequency:TFN membrane outstanding anti-fouling performance is greatly reduce microorganisms and inorganic pollution contribute to less cleaning frequency .
- Wide Cleaning pH(1-13) Range:Provides the most effective cleaning performance, robustness and durability due to its widest cleaning pH range and chemical tolerance .
| 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-SW-HR-2521F34 |
13(1.2) |
34 |
300(1.1) |
99.85 |
99.7 |
| Pro-SW-HR-2540F34 |
28(2.6) |
34 |
700(2.7) |
99.85 |
99.7 |
| Pro-SW-HR-4021F34 |
33(3.1) |
34 |
800(3.0) |
99.85 |
99.7 |
| Pro-SW-HR-4040F34 |
90(8.4) |
34 |
2300(8.7) |
99.85 |
99.7 |
| Pro-SW-HR-8040F32 |
400(37) |
32 |
9000(34) |
99.85 |
99.7 |
| Pro-SW-HR-8040F28 |
440(40) |
28 |
11000(41.5) |
99.85 |
99.7 |
| Pro-SW-HF-8040F28 |
400(37) |
28 |
12000(45.9) |
99.80 |
99.7 |
1.Product flow rate and salt rejection rate were based on the following test conditions:
Pro-SW-HR :Feed water concentration 32000 ppm as NaCl, Feed water pressure 800 psi (5.5 MPa), Feed water temperature 77 ° F (25 ° C), Recovery rate 8% for each single membrane.
Pro-SW-HF:Feed water concentration 20000 ppm as NaCl, Feed water pressure 800 psi (5.5 MPa), Feed water temperature 77 ° F (25 ° C), Recovery rate 15% for each single membrane.
2. Variation range of product flow +/-20%;
3. F34 is a fiberglass wrapped case with a mesh thickness of 34 mil, we have extra type of case, mesh and membrane element available .
Operating Conditions:
| Operating Limits |
Unit |
Value |
| Maximum operatingpressure |
psi(bar) |
1200(83)b |
| Maximumfeed water temperature |
°F(°C) |
113(45)a |
| Maximum pressure drop |
bar |
1 |
| ContinuousoperationpH range |
|
2~11c |
| Cleaning PH range |
|
1~13 |
| Maximum feed watere SDl15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
a. The maximum operating temperature is related to the operating pressure and pH.
b. The maximum operating pressure is related to the temperature and pH of the inlet water. When the inlet water temperature exceeds 35°C and/or the inlet water pressure exceeds 69 bar, please contact your account manager.
c. The pH limit of continuous operation is related to the inlet water temperature and operating pressure.
SIZE: mm
| Model |
A |
B |
C |
| Pro-SW-HR-2521F34 |
533 |
61 |
19 |
| Pro-SW-HR-2540F34 |
1016 |
61 |
19 |
| Pro-SW-HR-4021F34 |
533 |
100 |
19 |
| Pro-SW-HR-4040F34 |
1016 |
100.3 |
19.1 |
| Pro-SW-HR-8040F32 |
1016 |
200 |
28.6 |
| Pro-SW-HR-8040F28 |
1016 |
200 |
28.6 |
| Pro-SW-HF-8040F28 |
1016 |
200 |
28.6 |
Flux Comparison: Super smooth surface ultra-hydrophilic technology.
Seawater Desalination: Harnessing advanced technology to transform seawater into fresh, usable water, ensuring sustainability and meeting the growing global demand. Zero Discharge of Latex Wastewater: Achieving environmental excellence with our zero discharge solutions, treating latex wastewater efficiently and responsibly. Copper Foil Industry Wastewater Treatment: Providing specialized treatment solutions to manage and recycle wastewater from the copper foil industry, enhancing operational efficiency and environmental compliance.
New Energy Industry: Pioneering innovative solutions to support the burgeoning new energy sector, ensuring cleaner and more efficient energy production. Sulfuric Acid Purification and Recovery: Delivering cutting-edge purification and recovery systems for sulfuric acid, optimizing industrial processes and reducing waste. Lithium Extraction from Salt Lake: Utilizing state-of-the-art technology to extract lithium from salt lakes, contributing to the sustainable and efficient production of this critical energy resource.
Health & Safety Management System Certificate Environmental Management System Certificate ISO 9001 Quality System Certificate
Invention Patent of Membrane Production Invention Patent of Multi-Layer RO Membrane Utility Model Patent Certificates
1. Q: Are you a manufacturer or a trading company?
A:We are a manufacturer with our own state-of-the-art factory. Additionally, we collaborate with other factories, leveraging our proprietary technology.
2. Q: What is the lead time for mass production?
A: Our production lead time is 10-15 days for regular models.
3. Q: How do you ensure 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 provide samples before a mass order? Are they free or extra?
A: Yes, samples will be arranged for your confirmation. Please contact us for more details regarding the cost.
5. Why choose us?
We possess cutting-edge technology for the production of TFN membranes.
We have established China's first TFN coating production line, enabling stable mass production.
We are equipped with a 1000m2 test platform and advanced water testing technology.
We provide a wide range of membrane solutions including RO, NF,UNF, special membrane elements, and SPEC customized membranes.
We offer customers competitive prices, excellent product quality, and comprehensive services.
Proshare History
2016 - Proshare's PhD team, led by the distinguished Dr. Lin Xiaofeng, an expert from the National Major Talent Introduction Project, returned to China. This marked the inception of our relentless journey towards innovation and excellence.
2017 - Proshare established its headquarters in Nanopolis Suzhou, the world's largest nanotechnology industrial application community, positioning ourselves at the forefront of nano-tech advancements.
2018 - Proshare set up its first exclusive designed
TFN coating production line, ushering in an era of mass production and technological breakthroughs.
2019 -
PSI MEMBRANE® successfully replaced imported nanofiltration membrane products. It saw stable applications across textile wastewater, landfill leachate, high salt & COD wastewater, and numerous other environmental protection fields. Additionally, it became the first domestic supplier of high-end household nanofiltration water purifiers.
2020 - Proshare launched
SPEC customized membranes for large environmental engineering enterprises, successfully serving several listed companies and establishing a precedent for tailored solutions.
2021 - Proshare became a qualified supplier for Sinopec, providing
integrated TFN membrane solutions for the petrochemical industry, showcasing our expansive expertise and reliability.
2022 - Proshare expanded its footprint by establishing subsidiaries in Shenzhen, Hunan Province, Fujian Province, and Jiangxi. Our services now extend to emerging industries, such as
synthetic biology, lithium batteries, and copper foil manufacturing, cementing our role as the first domestic supplier in these cutting-edge fields.
2023 - Proshare became the first domestic
supplier of seawater desalination membranes for international luxury cruise companies, further elevating our global presence.
2024 - Expecting soon.
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