PSI MEMBRANE® Pro-SW-HR Seawater RO Membrane, incorporatedFeaturing cutting-edge Thin Film Nanocomposite (TFN) technology,This revolutionary membrane dramatically lowers desalination expenses while delivering unparalleled water clarity. With exceptionally high salt rejection performance, it's perfectly suited for tackling the toughest high-salinity seawater challenges.
- Delivers 30% More Flow:Benefiting from the state-of-the-art advancement in TFN technology, this membrane provides an astounding 30% increase in flow compared to traditional TFC membranes.
- Superior Rejection Rate: 99.85%:Thanks to TFN's pioneering surface technology,it achieves remarkable salt rejection even at lower pressures.
- Reduced Cleaning Frequency:The TFN membrane, with its excellent anti-fouling capabilities, limits the presence of microorganisms and inorganic contaminants, thus requiring less frequent cleanings.
- Broad Cleaning pH Range (1-13):Offering unmatched cleaning efficiency and resilience, this membrane excels with its wide pH cleaning range,alongside superior 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. Our product's flow rate and salt rejection rate are meticulously determined under stringent and specific test conditions, guaranteeing unparalleled performance and reliability in every application:
Pro-SW-HR: Under challenging conditions of a 32,000 ppm NaCl feed water concentration, an 800 psi (5.5 MPa) feed water pressure, and a consistent feed water temperature of 77°F (25°C), this membrane achieves a remarkable 8% recovery rate per single membrane, showcasing its robust capabilities.
Pro-SW-HF: With a feed water concentration of 20,000 ppm NaCl, maintaining an impressive feed water pressure of 800 psi (5.5 MPa), and a steady feed water temperature of 77°F (25°C), this membrane delivers an outstanding 15% recovery rate per single membrane, underscoring its high-efficiency design.
2. The product flow can vary within a range of +/- 20%, offering a versatile and adaptable solution for various operational scenarios, ensuring it can meet the diverse demands of different applications.
3. The F34 model is fortified with a durable fiberglass-wrapped case, featuring a mesh thickness of 34 mil. We provide an array of case types, mesh, and membrane elements to cater to an extensive range of requirements.
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 precisely managed based on the interaction between operating pressure and pH, ensuring both safety and maximum efficiency.
b. The maximum operating pressure is carefully adjusted according to the temperature and pH of the inlet water. Should the inlet water temperature exceed 35°C or pressure go beyond 69 bar, please consult your account manager for expert guidance.
c. The pH limit for continuous operation is determined by the inlet water temperature and operating pressure, ensuring optimal performance and longevity.
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 its exceptionally smooth surface and ultra-hydrophilic properties, our product guarantees superior performance and reliability across a wide range of applications, setting new standards in membrane technology.
Seawater Desalination: Seamlessly transforms the vast ocean into a plentiful source of fresh, life-sustaining water. Zero Discharge of Latex Wastewater: Pioneering eco-friendly techniques that completely eradicate latex waste, promoting a greener planet. Copper Foil Industry Wastewater Treatment: Masterful purification and recycling techniques for sustainable and efficient industrial operations.
New Energy Industry: Introducing groundbreaking solutions that spearhead the future of sustainable power and technological innovation. Sulfuric Acid Purification and Recovery: Enhancing resource efficiency through cutting-edge purification methods. Lithium Extraction from Salt Lake: Transforming energy storage potential with innovative lithium collection and processing strategies.
At Proshare Innovation Suzhou Co., Ltd., quality and safety are of utmost importance. We are honored to possess an impressive array of prestigious certifications that reflect our dedication to superior quality and operational safety. Among these esteemed certifications are the Health & Safety Management System Certificate, the comprehensive Environmental Management System Certificate, and the highly regarded ISO9001 Quality System Certificate. These distinguished credentials exemplify our steadfast commitment to excellence, showcasing our adherence to the pinnacle of industry standards.
Our pioneering advancements in membrane technology have earned us a series of esteemed patents, proudly establishing our reputation in the field. We hold the esteemed Invention Patent for Membrane Production, which signifies a pivotal step in manufacturing innovation. Additionally, we have obtained the prestigious Invention Patent for Multi-layer RO Membrane, setting a new benchmark in reverse osmosis technology. Our collection of Utility Model Patent Certificates further emphasizes our innovative spirit and leadership in technological breakthroughs, underscoring our continuous quest to push the boundaries of membrane 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 - In this remarkable year, Proshare witnessed a monumental event as our outstanding team of PhD experts, under the visionary leadership of the renowned Dr. Lin Xiaofeng-an influential figure from the National Major Talent Introduction Project-made their triumphant return to China, paving the way for an exciting new chapter of groundbreaking innovation.
2017 - Proshare strategically established its headquarters in Nanopolis Suzhou, an epicenter of technological progress housing the globe's largest nano technology industrial application community, positioning us at the cutting edge of technological evolution.
2018 - Proshare proudly launched its first, intricately engineered TFN coating production line, ushering in mass production and marking an extraordinary leap in our manufacturing prowess.
2019 -PSI MEMBRANE® A groundbreaking innovation, PSI MEMBRANE® seamlessly replaced imported nanofiltration membrane products. With robust applications across textile wastewater, landfill leachate, and high salt & COD wastewater, it stands as a foundational pillar in numerous environmental protection arenas. Moreover, we distinguished ourselves as the pioneering domestic purveyor of high-end household nanofiltration water purifiers.
2020 - Proshare pioneered the introduction of the SPEC customized membrane, specifically designed for leading environmental engineering enterprises, successfully empowering a multitude of publicly listed firms with our state-of-the-art solutions.
2021 - Proshare solidified its reputation as a trusted supplier to Sinopec by delivering integrated TFN membrane solutions, expertly integrated into the petrochemical industry, a testament to our unwavering commitment to excellence and reliability.
2022 - Proshare expanded its reach by founding subsidiaries in Shenzhen city, Hunan Province, Fujian Province, and Jiangxi. This strategic expansion has significantly enhanced our customer service and strengthened our position as the leading domestic supplier in burgeoning sectors like synthetic biology, lithium battery, and copper foil, among others.
2023 - Proshare reached a significant milestone as the first domestic supplier of seawater desalination membranes for esteemed international luxury cruise companies, cementing our status as industry pioneers.
2024 - A year brimming with anticipation and innovative potential as Proshare strives to extend its legacy of groundbreaking innovation and unparalleled excellence.