PSI MEMBRANE® Pro-SW-HR Seawater RO Membrane, incorporatedFeaturing cutting-edge Thin Film Nanocomposite (TFN) technology,This state-of-the-art membrane dramatically slashes desalination costs while delivering exceptional water quality. It provides unparalleled salt rejection, making it perfect for the most demanding high-salinity seawater scenarios.
- Delivers 30% More Flow:Owing to the advanced capabilities of TFN technology, this membrane boasts a remarkable 30% increase in flow compared to conventional TFC membranes.
- Superior Rejection Rate: 99.85%:The groundbreaking surface technology from TFN guaranteesoutstanding salt rejection with lower pressure requirements.
- Reduced Cleaning Frequency:Thanks to its extraordinary anti-fouling capabilities, the TFN membrane effectively reduces microorganisms and inorganic pollutants, thereby decreasing the need for frequent cleaning.
- Broad Cleaning pH Range (1-13):This membrane offers unmatched cleaning efficiency, strength, and longevity, attributed to its wide cleaning pH range,paired with superior chemical resistance.
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. Expertise shines in our product's flow rate and salt rejection, meticulously measured under controlled test conditions to ensure unmatched performance and reliability:
Pro-SW-HR: Rigorously tested with a feed water concentration of 32,000 ppm NaCl and subjected to a challenging pressure of 800 psi (5.5 MPa) at a stable 77°F (25°C), this model showcases an impressive 8% recovery rate per membrane.
Pro-SW-HF: This model, evaluated with a feed water concentration of 20,000 ppm NaCl, maintains a solid performance at a steady pressure of 800 psi (5.5 MPa) and a consistent 77°F (25°C), achieving an exceptional 15% recovery rate per membrane.
2. Our product's flow rate flexibly varies within +/- 20%, ensuring adaptability and resilience across a diverse range of operational conditions and environments.
3. Engineered for durability, the F34 model features a robust fiberglass-wrapped case with a mesh thickness of 34 mil. We offer a comprehensive range of case types, mesh, and membrane elements for varied needs.
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 a calculated synergy of operating pressure and pH, ensuring both safety and operational efficiency.
b. The maximum operating pressure depends on the temperature and pH of the inlet water. For water temperatures exceeding 35°C or pressures beyond 69 bar, consult your account manager for personalized guidance.
c. The continuous operation pH limit is precisely tailored based on the inlet water temperature and pressure, ensuring peak functionality and performance.
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: Our product, with its ultra-smooth surface and hydrophilic properties, delivers remarkable performance and reliability across a wide spectrum of applications.
Seawater Desalination: Expertly converting the vast oceans into an unlimited source of pure, fresh water. Zero Discharge of Latex Wastewater: Championing environmentally-friendly initiatives by entirely eliminating latex effluents. Copper Foil Industry Wastewater Treatment: Comprehensive purification and recycling, ensuring sustainable and conscious industrial practices.
New Energy Industry: Leading the charge with cutting-edge solutions for the future landscape of sustainable energy and innovation. Sulfuric Acid Purification and Recovery: Enhancing resource efficiency with state-of-the-art purification technologies. Lithium Extraction from Salt Lake: Shaping the future of energy storage through advanced lithium extraction and processing technologies.
At Proshare Innovation Suzhou Co., Ltd., we are committed to maintaining the highest standards in quality and safety. We proudly hold a distinguished suite of certifications, including the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the renowned ISO9001 Quality System Certificate. These esteemed certifications underscore our unwavering dedication to excellence and our strict compliance with industry-leading standards, distinguishing us as a frontrunner in quality assurance.
Our trailblazing advances in membrane technology have earned us a distinguished collection of prestigious patents. We are proud holders of the Invention Patent for Membrane Production, the revolutionary Invention Patent for Multi-layer RO Membrane, and numerous Utility Model Patent Certificates. These patents reflect our relentless drive for innovation and affirm our role as leaders in advancing cutting-edge technology. Our efforts continue to shape the future of technological progress and innovation.
1. Q:Are you a manufacture or a trading company?
A:We are manufacturer with our own factory and meanwhile we cooperation with other factories in our own technology.
2. Q: What about the lead time for mass production?
A: Our production time: 10-15 days for regular models.
3.Q:How you guarantee products quality?
A:We inspect and control the whole process from raw materials, production process, finished product to shipment.
4. Q: Can you offer sample before mass order? is it free or extra?
A:Yes samples will be kindly arranged for your confirmation. Please contact us for more details.
5.why choose us ?
We have advanced technology for the production of TFN membrane.
We have established the first TFN coating production line in China and achieved stable mass production.
We have equipped 1000m2 test platform, advanced water testing technology.
We provide RO,NF,UNF, Special Membrane Element and SPEC Customized Membrane as well.
We offering customer competitive price with excellent products quality and comprehensive services.
Proshare History
2016 - A landmark year for Proshare heralded by the prestigious return of our eminent PhD team under the leadership of the illustrious Dr. Lin Xiaofeng, an influential architect in the National Major Talent Introduction Project. Their return to China marked the dawn of a new era, propelling us into a realm of unparalleled innovation and breakthrough advancements.
2017 - Proshare astutely established its headquarters at the heart of Nanopolis Suzhou, a global epicenter renowned as the largest nano technology industrial hub. This strategic positioning has placed us at the forefront of technological innovation, driving us to spearhead transformative progress.
2018 - Proshare triumphantly introduced its first meticulously engineered TFN coating production line and embarked on mass production, symbolizing a monumental leap in our manufacturing prowess. This pivotal development underscores our unwavering commitment to delivering excellence in every facet of our operations.
2019 -PSI MEMBRANE® Discover the groundbreaking PSI MEMBRANE® that effectively supplanted foreign nanofiltration membrane products. Our robust applications extend across textile wastewater treatment, landfill leachate management, and the purification of high salt & COD wastewater, epitomizing our dedication to environmental sustainability. Moreover, we have ascended as the premier domestic supplier of superior household nanofiltration water purifiers.
2020 - Proshare ventured into new frontiers by launching the SPEC customized membrane crafted with precision for leading environmental engineering firms, providing cutting-edge and innovative solutions that have empowered a multitude of esteemed listed corporations.
2021 - Proshare strengthened its stature as a trusted supplier for Sinopec, delivering comprehensive TFN membrane solutions that have been seamlessly integrated into the petrochemical industry, highlighting our steadfast commitment to unparalleled quality and reliability.
2022 - Proshare expanded its horizons with the inception of subsidiaries across Shenzhen, Hunan, Fujian, and Jiangxi Provinces, significantly enhancing our customer service infrastructure. This strategic expansion has solidified our position as the foremost domestic supplier in burgeoning sectors such as synthetic biology, lithium battery technology, and copper foil production, among others.
2023 - Proshare achieved a landmark milestone as the pioneering domestic provider of seawater desalination membranes for prestigious international luxury cruise lines, affirming our pioneering spirit and leading status in the industry.
2024 - With boundless enthusiasm, Proshare eagerly anticipates a year rich with expectations and groundbreaking opportunities, as we persist in our journey of innovation and excellence.