PSI MEMBRANE® Pro-SW-HR Seawater RO Membrane, incorporated with groundbreaking Thin Film Nanocomposite (TFN) technology,this revolutionary membrane drastically cuts desalination costs while delivering exceptional water quality. It boasts unrivaled salt rejection, making it perfect for handling even the most challenging, high-salinity seawater conditions.
- Delivers 30% More Flow:Thanks to the state-of-the-art TFN technology, this membrane provides a remarkable 30% increase in flow compared to typical TFC membranes.
- Superior Rejection Rate: 99.85%:The pioneering surface technology from TFN ensuresoutstanding salt rejection even at reduced pressures.
- Reduced Cleaning Frequency:With superior anti-fouling properties, the TFN membrane effectively minimizes microorganisms and inorganic pollutants, leading to a reduced need for frequent cleaning.
- Broad Cleaning pH Range (1-13):It delivers unmatched cleaning efficiency, robustness, and longevity, thanks to its extensive cleaning pH range,combined with high 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. Discover the pinnacle of engineering with our product's flow rate and salt rejection rate, meticulously determined under stringent test conditions to ensure unrivaled performance and reliability in every operation:
Pro-SW-HR: This remarkable model has been rigorously tested with a feed water concentration of 32,000 ppm NaCl, applying a precise feed water pressure of 800 psi (5.5 MPa), and maintaining a controlled feed water temperature of 77°F (25°C). It impressively achieves a recovery rate of 8% per single membrane, setting new standards in efficiency.
Pro-SW-HF: In trials, this variant has been evaluated with a feed water concentration of 20,000 ppm NaCl, while sustaining a feed water pressure of 800 psi (5.5 MPa) and a stable feed water temperature of 77°F (25°C). It achieves an extraordinary recovery rate of 15% per single membrane, showcasing superior capabilities.
2. Our product flow is designed to vary within a dynamic range of +/- 20%, offering unparalleled flexibility to adapt seamlessly to various operational scenarios.
3. The F34 model stands out with its durable fiberglass-wrapped case featuring a mesh thickness of 34 mil. We also provide an extensive selection of case types, mesh, and membrane elements to cater to a wide spectrum of customer 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 intricately linked with operating pressure and pH, ensuring safety and maximizing efficiency throughout the process.
b. The maximum operating pressure is intricately dependent on both temperature and pH levels of the inlet water. For inlet water temperatures exceeding 35°C or if pressure exceeds 69 bar, we recommend contacting your account manager for expert guidance and advice.
c. The pH limit for continuous operation harmoniously aligns with the inlet water temperature and operating pressure, ensuring optimal functionality and sustained 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: With a meticulously engineered super smooth surface and extraordinary ultra-hydrophilic properties, our product guarantees exceptional performance and reliability across a diverse array of applications.
Seawater Desalination: Effortlessly transforming the boundless ocean into a limitless source of pure, fresh water. Zero Discharge of Latex Wastewater: Promoting eco-conscious practices with the total elimination of latex effluents, safeguarding our environment. Copper Foil Industry Wastewater Treatment: Delivering precise purification and recycling processes for sustainable industrial growth, ensuring a greener future.
New Energy Industry: Leading the way with groundbreaking solutions for the sustainable power sources and innovation of tomorrow. Sulfuric Acid Purification and Recovery: Enhancing resource efficiency through cutting-edge purification methods, optimizing every drop. Lithium Extraction from Salt Lake: Transforming energy storage with pioneering techniques in advanced lithium collection and processing, setting new standards for the future.
At Proshare Innovation Suzhou Co., Ltd., the benchmarks of quality and safety are of utmost importance. We are honored to possess a comprehensive collection of esteemed certifications, such as the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the esteemed ISO9001 Quality System Certificate. These prestigious endorsements vividly illustrate our steadfast dedication to achieving excellence and our firm commitment to upholding the highest standards known in the industry.
Our pioneering advancements in membrane technology have been duly recognized by an array of illustrious patents. We are distinguished as the proud recipients of the Invention Patent for Membrane Production, the innovative Invention Patent for Multi-layer RO Membrane, along with an assortment of Utility Model Patent Certificates. These patents illuminate our tireless pursuit of innovation and underscore our leadership role in propelling the forefront of cutting-edge technology.
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 of brilliance for Proshare. Our distinguished PhD team, spearheaded by the eminent Dr. Lin Xiaofeng, a visionary from the National Major Talent Introduction Project, returned to China. This pivotal event marked the dawn of a new chapter in our innovative journey.
2017 - With strategic foresight, Proshare established its headquarters in Nanopolis Suzhou, nestled within the world's largest nanotechnology industrial application community. This prime locale places us at the cutting edge of technological advancement.
2018 - Proshare proudly introduced its first, artfully crafted TFN coating production line and initiated mass production. This achievement signified a monumental leap in our manufacturing prowess.
2019 -PSI MEMBRANE® A transformative breakthrough as PSI MEMBRANE® seamlessly replaced imported nanofiltration membrane products. Our robust applications extend across textile wastewater, landfill leachate, and high-salt & COD wastewater, serving as a foundation for multiple environmental protection areas. Furthermore, we emerged as the first domestic supplier of premium household nanofiltration water purifiers.
2020 - Proshare boldly launched the SPEC customized membrane engineered for major environmental engineering firms, effectively supporting several public companies with our advanced solutions.
2021 - Proshare solidified its status as a trusted partner for Sinopec, providing comprehensive TFN membrane solutions that have been fluently integrated into the petrochemical industry, underscoring our dedication to quality and dependability.
2022 - Proshare widened its scope by instituting subsidiaries across Shenzhen city, Hunan Province, Fujian Province, and Jiangxi. This strategic expansion has enhanced our customer service capabilities and positioned us as the top domestic supplier in burgeoning sectors such as synthetic biology, lithium battery, and copper foil, among others.
2023 - Proshare reached a milestone as the first domestic provider of seawater desalination membranes for renowned international luxury cruise lines, reinforcing our pioneering status in the industry.
2024 - An exhilarating year lies ahead, brimming with potential and groundbreaking possibilities as Proshare strives to uphold its tradition of innovation and excellence.