PSI MEMBRANE® Pro-SW-HR seawater RO membrane,incorporatedwith groundbreaking Thin Film Nanocomposite (TFN) technology, dramatically reduces the cost of desalination while delivering unmatched water quality. It provides industry-leading salt rejection, perfectly suited for high salinity seawater applications.
- Delivers 30% more flow:Our TFN Leading technology is capable of producing 30% more flow compared to conventional TFC membranes.
- Exceptional rejection rate of 99.85%:TFN's innovative surface technology ensures superior salt-rejection with significantly lower pressures.
- Reduced Cleaning Frequency:The TFN membrane's outstanding anti-fouling performance significantly reduces microorganisms and inorganic pollution, contributing to a decrease in cleaning frequency.
- Wide Cleaning pH Range (1-13):Ensures the most effective cleaning performance, robustness, and durability thanks to its broadest cleaning pH range, coupled with 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. Test Conditions for Optimal Flow and Salt Rejection: The performance of our product flow rate and supreme salt rejection was meticulously evaluated under the following conditions:
Pro-SW-HR: Unmatched Expertise in Filtration: Feed water concentration at 32,000 ppm as NaCl, operating under a robust feed water pressure of 800 psi (5.5 MPa), with a consistent feed water temperature maintained at 77°F (25°C). Achieving a stellar 8% recovery rate per single membrane.
Pro-SW-HF: Pioneering High-Efficiency Filtration: Feed water concentration at 20,000 ppm as NaCl, sustained feed water pressure of 800 psi (5.5 MPa), and a stable feed water temperature of 77°F (25°C). Delivering a remarkable 15% recovery rate per single membrane.
2. Product Flow Variation: Expect a flexible range with +/-20%; ensuring adaptability and performance consistency.
3. Superior Structural Integrity - F34: Our F34 model features a fiberglass wrapped case with a precise mesh thickness of 34 mil. We also offer additional cases, meshes, and membrane elements to meet diverse needs.
Operating Conditions: Critical insights for optimal performance.
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. Maximum Operating Temperature: This is closely linked with operating pressure and pH levels for safe and efficient operation.
b. Maximum Operating Pressure: Influenced by temperature and pH of inlet water. For temperatures exceeding 35°C and/or pressures above 69 bar, consult your account manager for tailored advice.
c. pH Limit for Continuous Operation: Linked to both inlet water temperature and pressure to ensure uninterrupted performance.
SIZE: mm: Precision measured to guarantee perfect fit and functionality.
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: Experience unmatched filtration with our super smooth surface and ultra-hydrophilic properties, setting a new benchmark in purification technology.
Marvel at the versatility of our cutting-edge water purification technology with its extensive successful applications. From the efficient desalination of seawater to the remarkable zero discharge of latex wastewater, our solutions are at the forefront of innovation. Furthermore, our specialized systems excel in the treatment of wastewater within the copper foil industry, showcasing our commitment to environmental responsibility and technological excellence.
Embark on a journey towards sustainable solutions in the new energy industry. Our advanced technologies not only purify and recover sulfuric acid with precision but also facilitate the extraction of lithium from salt lakes. These pioneering applications highlight our dedication to advancing green technologies and contributing to the future of clean energy.
Proshare Innovation Suzhou Co., Ltd. proudly holds an array of esteemed certifications that attest to our unwavering commitment to quality, safety, and sustainability. Our Health & Safety Management System Certificate ensures that we uphold the highest standards of employee protection and wellbeing. Moreover, our Environmental Management System Certificate underscores our dedication to eco-friendly practices and sustainable operations. Complementing these, the ISO9001 Quality System Certificate reflects our adherence to globally recognized quality management principles, ensuring our products consistently meet customer and regulatory demands.
Our cutting-edge innovations are protected by a suite of prestigious patents, which demonstrate our leadership in technological advancement. The Invention Patent for Membranes Production showcases our pioneering efforts in crafting superior filtration solutions. Additionally, the Invention Patent for Multi-layer RO Membrane further highlights our expertise in developing state-of-the-art filtration technology. Our innovative prowess is further recognized through the Utility Model Patent Certificates, signifying our commitment to delivering practical, efficient, and groundbreaking solutions in the water purification domain.
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
In the transformative year of 2016, Proshare was fortified by the return of its esteemed PhD team, led by the visionary Dr. Lin Xiaofeng. A distinguished expert recognized by the National Major Talent Introduction Project, Dr. Lin's leadership marked a new dawn for Proshare Innovation Suzhou Co., Ltd. by bringing pioneering expertise back to China.
2017 marked a significant milestone for Proshare as it established its headquarters in Nanopolis Suzhou, celebrated as the world's most expansive community for nanotechnology industrial applications. This strategic location underscores our commitment to being at the forefront of technological innovation.
By 2018, Proshare had achieved another remarkable feat by setting up its first exclusively designed TFN coating production line, thereby propelling the commencement of mass production with precision and efficiency.
In 2019, we introduced the pioneeringPSI MEMBRANE®, revolutionizing the industry by replacing imported nanofiltration membrane products. This innovation has found stable applications in diverse environmental protection fields, including textile wastewater, landfill leachate management, and high salt & COD wastewater treatment. Furthermore, we proudly became the first domestic supplier of high-end household nanofiltration water purifiers.
The year 2020 saw the launch of SPEC customized membrane solutions tailored for large-scale environmental engineering enterprises, successfully partnering with numerous listed companies and elevating our market presence.
In 2021, Proshare earned the esteemed status of being a qualified supplier for Sinopec, offering comprehensive integrated TFN membrane solutions specifically designed for the petrochemical industry, demonstrating our technical prowess and reliability.
By 2022, Proshare had expanded its reach by establishing subsidiaries in Shenzhen City, Hunan Province, Fujian Province, and Jiangxi. This strategic expansion allowed us to extend unparalleled service to our customers, becoming the foremost domestic supplier in emerging industries such as synthetic biology, lithium battery production, and copper foil manufacturing,among others.
In 2023, Proshare reached a monumental achievement by becoming the first domestic supplier of seawater desalination membranes for prestigious international luxury cruise companies, showcasing our global influence and superior product quality.
2024 - Anticipation builds for what's next on the horizon for Proshare, where innovation meets future opportunities.