PSI MEMBRANE®Pro-BW Brackish Water Membrane ,Incorporated with groundbreaking Thin Film Nanocomposite (TFN) technology, these membranes are ideally crafted for the purification of reclaimed wastewater, surface water, and challenging well waters, ensuring superior treatment and feed for waters with total dissolved solids (TDS) ranging from 2000 ppm to 8000 ppm.
Key Features:
Enhanced Flux Production:This membrane consistently delivers superior water quality, boasting higher rejection rates and flow compared to conventional membrane technologies.
Advanced Anti-Fouling Resistance:It offers increased protection against fouling, significantly reducing the impact of microorganisms and inorganic substances.
Outstanding Chemical Cleaning Resistance:Exceptional resistance to chemical cleaning, leading to sustained stable performance and longevity over time.
Key Applications:
Perfectly suited for industrial applications, including Electronics, Power, Petrochemical, Refinery, Food and Beverage sectors.
Also ideal for municipal water purification.
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness (mil) |
Product Flow Rate
g p d( m ³/d) |
Stable Salt Rejection
(%) |
Minimum Salt Rejection
(%)
|
| Pro-BW-2521 |
14(1.3) |
32 |
350(1.2)
|
99.5 |
99.2 |
| Pro-BW-2540 |
28(2.6) |
32 |
750(2.8)
|
99.5 |
99.2 |
| Pro-BW-4021 |
36(3.3) |
32 |
1000(3.8)
|
99.5 |
99.2 |
| Pro-BW-4040 |
85(7.9) |
32 |
2600(9.8) |
99.5 |
99.2 |
| Pro-BW-8040 |
400(37) |
32 |
10500(39.7) |
99.5 |
99.2 |
| Pro-BW-8040 |
440(40) |
28 |
12500(47.3) |
99.5 |
99.2 |
1. The impressive product flow rate and exceptional salt rejection rate are meticulously derived from the following precise test conditions:
Feed water concentration is maintained at 2000 ppm as NaCl, with a feed water pressure of 225 psi (1.55 MPa). The temperature of feed water is a steady 77 °F (25 °C). A dedication to efficiency is shown through a recovery rate of 15% for each individual membrane.
2. Expect a product flow variation within a manageable range of +/-15%;
Operating Condition:
| Operating Limits |
Unit |
Value |
| Maximum operatingpressure |
psi(bar) |
600(41) |
| Maximumfeed water temperature |
°F(°C) |
113(45) |
| Maximum pressure drop |
bar |
1 |
| ContinuousoperationpH range |
|
2~11 |
| Cleaning PH range |
|
1~13 |
| Maximum feed watere SDl15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
DIMENSIONS: mm
| Model |
A |
B |
C |
| Pro-BW-2521 |
533 |
61 |
19 |
| Pro-BW-2540 |
1016 |
61 |
19 |
| Pro-BW-4021 |
533 |
100 |
19 |
| Pro-BW-4040 |
1016 |
100.3 |
19.1 |
| Pro-BW-8040 |
1016 |
200 |
28.6 |
| Pro-BW-8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Proshare has meticulously accrued profound expertise by introducing its cutting-edge technical solutions to the industrial sector. Our products cater to the critical need for absolutely pure water, essential across various industrial processes, including wastewater treatment, resource recycling, and reuse, to ensure optimal operational efficiency.
Our engagement is fortified within the main industrial sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate, lithium battery recycling, semiconductor industries, seawater desalination, reclaimed water, leachate treatment, synthetic biology, copper foil production, pharmaceutical applications, and power generation.
Our versatile solutions extend to vital applications including steam boiler feeding, food and beverage industries (mineral water bottling, soft drinks, juices), painting lines, dairies, ice cream production, laundries, hospitals, textile manufacturing, mechanical industries, and steel companies, ensuring unmatched water quality and safety across these diverse sectors.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in desalination technology is adeptly applied to water desalination for civil use in hotels and touristic resorts. We provide an indispensable fresh water supply solution through our R.O. sea water or brackish water desalination, efficiently meeting the growing water demands of rapidly expanding touristic regions and their infrastructures.
Farming applications
Water is fundamental to guaranteeing the optimal health and performance of farm animals such as cattle, chickens, sheep, and pigs. Beyond quantity, the superior quality of water also significantly influences the desired growth and productivity of these animals.
Farm water is sourced from diverse origins, including wells, civil water networks, and occasionally, rivers or surface sources. Ensuring water quality is vital for the health and productivity of farm operations.
Aside from civil network water, which contains free chlorine, other sources often possess high concentrations of dissolved and suspended solids and pathogens. Reverse osmosis technology stands as the most effective method for mitigating these adverse effects, ensuring that farm water undergoes essential technological treatment to minimize harmful substances for livestock.
Municipal and Civil use
We deliver pioneering and adaptive solutions for the efficient, sustainable treatment of wastewater and effluents, providing municipalities with innovative systems that adhere to rigorous health and environmental standards. Our advanced portfolio includes patented technologies and collaborations with leading national experts and research institutions, ensuring peace of mind and continuous improvement through systematic feedback from field engineers.
Our expertise in sewage treatment forms a cornerstone of our commitment to support your sustainable development ambitions. As a leader in sustainable solutions, we offer an extensive range of technologies designed to address:
Advanced sanitation technologies.
Efficient recovery of reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
In the realm of international luxury cruise ships, the implementation of desalination membranes has been traditionally dominated by select global brands. As these majestic vessels journey across diverse waters, feed water quality varies, influenced by changing salinity and temperature. To maintain exceptional water production, membranes must seamlessly adjust to these dynamic conditions, ensuring an uninterrupted flow of purified water to meet the demands of ocean-going voyages.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have showcased remarkable prowess, excelling in both desalination efficiency and consistent water output. The water quality produced meets the rigorous standards demanded by the cruise ship industry, elevating onboard water purification to new heights.
This outstanding achievement spearheaded a transformative shift, resulting in the replacement of desalination membranes on an additional three luxury cruise ships. Proshare's triumphant breakthrough marks its emergence as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes, establishing a new standard of excellence.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
It is a well-acknowledged fact that the semiconductor industry's standards for electronic-grade ultra-pure water are exceptionally stringent. Only a handful of brands worldwide can satisfy such elevated requirements.
Harnessing Proshare's groundbreaking TFN membrane technology in conjunction with the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant solutions have demonstrated superior performance. They excel in rejecting salts, boron, and TOC, achieving water production standards that meet the semiconductor industry's exacting needs.
These positive outcomes have paved the way for securing a prestigious electronic ultra-pure water treatment project with a reputable Japanese listed company, further solidifying our standing in the industry.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes for Wastewater Treatment in Petrochemical / Refining Truly Achieve Zero Liquid Discharge
Proshare Tailor made TFN special acid-resistant and high-pressure membranes separation and concentration device for Transforming wastewater treatment, these membranes handle ammonium sulphate desulphurisation, achieving up to 40-fold concentration of ammonium sulphate. With a concentrated water level of ≥ 20%, energy consumption related to evaporation and crystallisation is significantly reduced. This innovation delivers substantial cost savings, producing quality water that aligns with the China Petroleum and Chemical Corporation's standards (Q/SH 0628.2-2014) for circulating water make-up. Notably, it accomplishes true zero wastewater discharge.
This success story has attracted further orders from other group subsidiaries, highlighting the transformative impact of our solutions.
This membrane technology is applicable to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, serving industries such as energy, refining, chemical, and metallurgy. The latest advancements in ammonia desulphurisation technology, combined with carbon capture, bolster new energy consumption and foster a green industry chain, aligning with national 'dual-carbon' policy goals.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%,while achieving a remarkable Mg2+ retention rate of over 99%, and an impressive Ca2+ retention rate exceeding 98%.
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes, challenged by the persistent issue of membrane fouling, creating a formidable obstacle for efficient lithium extraction.low selectivity<80%,high energy consumption accounts for 30%-40% of total cost,short membrane lifespan 2-3years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
demonstrated superior performance data in an lithium extraction project located in Lakkor Tso Salt Lake ,Tibet.China:
With only 2 stage Nanofiltration process +1 stage RO given production water with Mg2+ 2.9mg/L, Ca2+ 2.25mg/L. retention rate of Mg2+ > 99%, retention rate Ca2+ > 98%, lithium permeate rate 96.6%, the flux close to 20LMH under the operating pressure of 1MPa.Proven membrane technology is environmentally and economically friendly and improves product purity and quality .
Proshare Pioneering Breakthroughs in Advanced Reverse Osmosis Membrane Technology
Proshare Our team has ingeniously developed a cutting-edge generation of reverse osmosis membranes, leveraging the revolutionary polymer interface nano-self-assembly technology. This innovation triumphs over traditional reverse osmosis membrane constraints through two monumental advancements:
Revolutionarily Ultra-Thin Separation Layer: Employing state-of-the-art polymer interface nanotechnology, our team has achieved a remarkable reduction in the separation layer's thickness to a dimension at least three times thinner than the conventional polyamide thin film, which was limited to 100 nm. This breakthrough fantastically amplifies water flux, leading to a marked elevation in permeability.
Enhanced Overall Performance: By incorporating advanced nanoparticles and specially designed hydrophilic polymers, we have pioneered groundbreaking advancements in hydrophilicity, anti-fouling capability, durability, and oxidation resistance of the membrane.
Compared to the traditional polyamide reverse osmosis membranes, Proshare's innovation exemplifies breakthroughs in four pivotal aspects:
Self-Assembled Nanocomposite Films
With nano-scale precision control and nano-doping modification, ultra-thin, highly ordered separation layers are crafted through polymer interface nanotechnology. This method surpasses conventional polyamide membranes in uniformity of thickness and material diversity.
Enhanced Water Flux Coupled with Energy Efficiency
By honing the layer-by-layer self-assembly technique, the functional layer thickness is meticulously controlled, achieving a 3x reduction compared to traditional membranes, leading to >3x enhancement in water flux and a 30% reduction in energy consumption.
Pioneering Polymer Materials with Outstanding Chemical Stability
Transitioning from polyamide, our team employs cutting-edge hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These materials showcase extraordinary resistance to oxidation (withstanding 10 ppm chlorine exposure) and tolerance to pH levels (stable across a pH range of 1-12).
Innovative Anti-Fouling Surface Engineering
The superhydrophilic surface, with a contact angle of less than 10°, combined with nanoparticle reinforcement, diminishes organic fouling tendency by 50%, extending the chemical cleaning cycle from three to six months and slashing maintenance costs by 40%.
Our esteemed certifications include: Health & Safety Management System Certificate, Environmental Management System Certificate, and the prestigious ISO9001 Quality System Certificate. These accolades underscore our unwavering commitment to excellence and regulatory compliance.
We are proud holders of groundbreaking patents, including the Invention Patent for Membrane Production and the Invention Patent for Multi-layer RO Membrane. These innovations are a testament to our pioneering spirit and dedication to advancing water purification technology. Our product proudly meets the RoHS Compliance standards, ensuring that it is free from hazardous substances and perfectly aligns with global environmental safety requirements.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise, renowned for its expertise in the research, development, and industrialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. These membranes are pivotal for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by a visionary team of returned overseas doctoral experts under the leadership of Dr. Lin Xiaofeng, a distinguished recipient of national-level talent accolades, the company stands as the sole trailblazer in China for the domestic production of TFN membranes.
Core Competencies
Technological Innovation: We have spearheaded the groundbreaking application of TFN technology for nanofiltration membranes, achieving complete independence in R&D, along with fully localized production of both membranes and the necessary manufacturing equipment.
Intellectual Property: Proudly holding over 31 patents, our membrane performance attains internationally leading standards, effectively replacing foreign products that previously held monopolistic control.
Production Capacity: Our operations include a state-of-the-art 2,000 m² R&D facility alongside a robust 15,000 m² production base.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with substantial backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: We are honored to be the designated preferred supplier for numerous listed environmental engineering firms and prestigious state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, holding a Ph.D. from the University of Strasbourg, France, is a recipient of numerous provincial and national talent awards such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. He spearheads the company's R&D advancements in TFN membrane industrialization with unmatched expertise.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Complete Water Treatment Solutions
We provide customers with revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment system solutions tailored to meet diverse needs.
A: Customization Capabilities
Our solutions are backed by national expert teams and the innovative prowess of Tsinghua University Suzhou Environmental Innovation.
A: Ensuring Quality and Delivering Worth.
Our premium solutions not only stand out, but also offer significant ROI for our customers. We provide extensive training, unwavering support, and exceptional services, leveraging our local expertise to make a global impact.
A: Collaborating with Our Customers
Inspired by our customers, we are committed to providing the most valuable source of hope-clean water. Together, we thrive towards achieving a water-optimized world.
(2) Q: Are you a Manufacturer or Trade Company?
A: We are a professional manufacturer with our own International Trade Department, ensuring a profound understanding of customer needs and offering competitive pricing.
(3) Q: How's the After-Sale Service?
A: We ensure top-notch after-sale service with engineers available for overseas assignments, supervised and translated by experienced merchandisers.
(4) Q: How About the Quality?
A: We source the main sub-assemblies and raw materials from leading companies. Key components are innovatively developed by our own team. Our professional assembly line and rigorous quality testing system assure unparalleled quality to meet your high standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Benefit from a comprehensive 1-year warranty adhering to International standards, ensuring peace of mind and satisfaction with your purchase. Enjoy the assurance of our unwavering 24-hour online support. Should you have any inquiries or require assistance regarding our machine, our dedicated team is always ready to assist you.
(6) Q: Certification?
A: Tsingxi proudly stands as a beacon of quality and reliability, being an ISO9001, ISO14001, and ISO45001 accredited company. Our products are meticulously crafted to align with the rigorous technical standards of 3C and CE, and they are fully certified by the Industry Administration Authority, reflecting our dedication to excellence. With an unwavering commitment to progress, Tsingxi will persist in its journey to evolve into a preeminent high-tech entity within the global water treatment market, delivering cutting-edge solutions for a sustainable future.
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