PSI MEMBRANE® Pro-SW-HR Seawater RO MembraneIncorporated with revolutionary Thin Film Nanocomposite (TFN) technology,this membrane dramatically reduces the cost of desalination while guaranteeing exceptional water quality. It stands out with industry-leading salt rejection, making it perfect for the most challenging high salinity seawater scenarios.
- Delivers 30% More Flow:Leveraging TFN's cutting-edge technology, this membrane achieves an astonishing 30% increase in flow compared to traditional TFC membranes.
- Superior Rejection Rate: 99.85%:TFN's novel surface technology ensuresoutstanding salt rejection at lower pressures.
- Reduced Cleaning Frequency:Boasting remarkable anti-fouling capabilities, the TFN membrane effectively reduces microorganisms and inorganic contaminants, leading to less frequent cleaning requirements.
- Broad Cleaning pH Range (1-13):It provides unmatched cleaning efficiency, strength, and longevity, owing to its wide cleaning pH range,combined with exceptional 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. Our product's flow rate and salt rejection rate are meticulously determined under the most rigorous and specific test conditions, ensuring unparalleled performance and absolute reliability:
Pro-SW-HR: This model is tested with a feed water concentration of 32,000 ppm NaCl, maintained under a feed water pressure of 800 psi (5.5 MPa), and a feed water temperature of 77°F (25°C). It achieves an outstanding recovery rate of 8% per single membrane, exemplifying its efficiency.
Pro-SW-HF: Evaluated under stringent conditions with a feed water concentration of 20,000 ppm NaCl, sustaining a feed water pressure of 800 psi (5.5 MPa), and a constant feed water temperature of 77°F (25°C). This model achieves a remarkable 15% recovery rate per single membrane, highlighting its impressive capabilities.
2. Our product flow may elegantly vary within a range of +/- 20%; this inherent flexibility ensures adaptability across various operational scenarios, offering versatility in use.
3. The F34 model is designed with a robust fiberglass-wrapped case, featuring a mesh thickness of 34 mil. Moreover, we offer a diverse array of case types, mesh, and membrane elements to cater to a wide range of specific 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 hinges on the delicate interplay between operating pressure and pH, ensuring both safety and efficiency in every application.
b. The maximum operating pressure is intricately influenced by the temperature and pH of the inlet water. Should your inlet water temperature exceed 35°C or pressure surpass 69 bar, please reach out to your dedicated account manager for expert guidance.
c. The pH limit for continuous operation is precisely contingent on the inlet water temperature and operating pressure, ensuring it functions optimally at all times.
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: Enhanced with a super smooth surface and cutting-edge ultra-hydrophilic properties, our product guarantees exceptional performance and reliability across a multitude of applications.
Seawater Desalination: Seamlessly converting the immense ocean expanse into a boundless supply of fresh water. Zero Discharge of Latex Wastewater: Championing earth-friendly operations with the comprehensive eradication of latex effluents. Copper Foil Industry Wastewater Treatment: Expertise in cleansing and recycling, fostering sustainable industrial advancement.
New Energy Industry: Trailblazing advancements for a future brimming with sustainable power and cutting-edge innovation. Sulfuric Acid Purification and Recovery: Elevating resource efficiency through cutting-edge purification methodologies. Lithium Extraction from Salt Lake: Transforming energy storage paradigms with sophisticated lithium extraction and processing techniques.
At Proshare Innovation Suzhou Co., Ltd., quality and safety are the bedrock of our operations. We are thrilled to showcase our extensive array of internationally recognized certifications, which include: the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the prestigious ISO9001 Quality System Certificate. These esteemed recognitions manifest our steadfast dedication to excellence, illustrating our pledge to uphold the industry's most rigorous standards.
Our pioneering achievements in membrane technology are celebrated through an impressive portfolio of distinguished patents. We are the proud recipients of the Invention Patent for Membrane Production, the groundbreaking Invention Patent for Multi-layer RO Membrane, as well as a series of Utility Model Patent Certificates. These significant patents exemplify our unwavering commitment to innovation and solidify our position as leaders in pioneering advanced 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 remarkable milestone for Proshare, as our distinguished team of PhD experts, guided by the visionary Dr. Lin Xiaofeng from the esteemed National Major Talent Introduction Project, made a triumphant return to China, marking the dawn of a new chapter of groundbreaking innovation.
2017 - Proshare strategically anchored its headquarters in Nanopolis Suzhou, the globe's largest hub for nanotechnology industrial applications, positioning us as frontrunners in the realm of technological evolution.
2018 - Proshare proudly launched its first meticulously engineered TFN coating production line, ushering in mass production capabilities and marking a pivotal achievement in our manufacturing journey.
2019 -PSI MEMBRANE® A revolutionary stride as PSI MEMBRANE® seamlessly replaced foreign nanofiltration membrane products. Our applications are robust, spanning across various sectors such as textile wastewater, landfill leachate, and high salt & COD wastewater, acting as a cornerstone in numerous environmental protection fields. Moreover, we proudly ascended as the first domestic purveyor of high-end household nanofiltration water purifiers.
2020 - Proshare unveiled the groundbreaking SPEC customized membrane, meticulously tailored for leading environmental engineering firms, successfully empowering multiple listed companies with our state-of-the-art solutions.
2021 - Proshare earned the esteemed position as a trusted supplier for Sinopec, delivering comprehensive TFN membrane solutions that have been seamlessly integrated into the petrochemical sector, underscoring our unwavering commitment to unparalleled quality and reliability.
2022 - Proshare broadened its horizons with the establishment of subsidiaries in Shenzhen city, Hunan Province, Fujian Province, and Jiangxi. This strategic expansion has enabled us to elevate customer service and emerge as the leading domestic supplier in flourishing sectors such as synthetic biology, lithium battery, and copper foilamong others.
2023 - Proshare realized a significant milestone as the first domestic provider of seawater desalination membranes for esteemed international luxury cruise lines, cementing our status as trailblazers within the industry.
2024 - An exhilarating year lies ahead, brimming with promise and pioneering potential as Proshare aspires to perpetuate its legacy of cutting-edge innovation and exceptional performance.