PSI MEMBRANE®Pro-BW brackish water membrane ,Incorporated with cutting-edge Thin Film Nanocomposite (TFN) technology, these membranes are expertly crafted for the treatment of reclaimed wastewater, surface water, and challenging well waters. Effective for efficient treatment and feed processes, they handle waters with total dissolved solids (TDS) ranging from 2000 ppm to 8000 ppm.
Key Features:
Exceptional Flux Production:These membranes ensure superior water quality, delivering higher rejection rates and flow compared to traditional membrane technologies.
Resilient Anti-fouling Protection:Advanced anti-fouling capabilities significantly reduce the impact of microorganisms and inorganic fouling.
Outstanding chemical cleaning resistance:Outstanding resistance to rigorous chemical cleaning, ensuring long-term stability and enduring durability.
Key Applications:
Perfectly suited for industrial applications across sectors such as Electronics, Power, Petrochemical, Refinery, and Food and Beverage industries.
Also ideal for municipal water purification purposes.
| 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 exemplary product flow rate and salt rejection rate have been meticulously determined based on the following precise test conditions:
Feed water concentration set at 2000 ppm as NaCl, with a consistent feed water pressure of 225 psi (1.55 MPa). Temperature maintained at 77°F (25°C), and a recovery rate of 15% was ensured for each individual membrane.
2. Expect a variation range in product flow of +/-15%; demonstrating the adaptability and reliability of the system.
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 |
SIZE: 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 Innovation Suzhou Co., Ltd. has meticulously honed its expertise by offering bespoke technical solutions tailored specifically for the industrial sector. Where the demand for absolutely pure water is paramount, Proshare steps in as a trusted partner, driving excellence in industrial processes, ensuring proficient wastewater treatment and reuse, while championing resource recycling.
Our expertise spans across key industry sectors including petrochemical, mining, lithium extraction from salt lake, lithium iron phosphate & lithium battery recycling, semiconductor innovations, sea water desalination, reclaimed water management, leachate processing, synthetic biology advancements, copper foil production, pharmaceutical excellence, and power sector engagements.
Additionally, we cater to diverse sectors where water purity is non-negotiable, such as steam boilers, food & beverages including mineral water bottling, soft drinks, and juices. Our reach extends to painting lines, dairies, ice creams, laundries, hospitals, textile and mechanical industries, as well as steel companies, ensuring unparalleled water purity across the board.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in cutting-edge desalination technology is also seamlessly leveraged in the realm of water desalination for civil applications, catering to hotels and touristic resorts. Recognizing the indispensable necessity for fresh water in such infrastructures, we offer Reverse Osmosis (R.O.) solutions for sea and brackish water, tailored to meet the escalating water demands of burgeoning touristic areas.
Farming applications
In the realm of agriculture, water is the lifeblood that ensures the optimal health of livestock including cattle, chickens, sheep, and pigs. Beyond mere quantity, the purity and quality of water are crucial in fostering peak animal performance and growth.
Farm water sources are varied, originating from water wells, municipal water grids, and occasionally from rivers or other surface water bodies. Each source presents unique challenges in ensuring water quality.
With the exclusion of municipal water networks, often containing free chlorine, alternative sources are typically laden with dissolved solids, suspended particles, and pathogens. Reverse osmosis stands as the most potent technology to mitigate these contaminants, ensuring the water consumed by farm animals is both safe and conducive to their health.
Municipal and Civil use
Proshare delivers pioneering and adaptable solutions for efficient and ecologically responsible wastewater and effluent management. Our extensive array of patented technologies, backed by national-level expertise and collaboration with scientific research institutions, ensures municipalities meet stringent health and environmental standards. We are committed to perpetual improvement of our sanitation systems through valuable insights garnered from our field engineers.
Our profound knowledge in sewage treatment forms a cornerstone of our commitment to aid you in attaining your sustainable development targets. As a leader in sustainable development, we present a comprehensive suite of solutions, including:
Advanced sanitation technologies.
Innovative recovery solutions for reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
The implementation of desalination membranes on world-class luxury cruise ships has been predominantly led by select international brands. As each cruise traverses diverse aquatic environments, the feed water quality-including salinity and temperature-undergoes variations. Consequently, membranes must adeptly adjust to these dynamic conditions, ensuring a consistent and reliable supply of high-quality water to cater to the vessel's demands across vast oceanic voyages.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have set new benchmarks in performance, boasting exceptional desalination rates coupled with unwavering water production stability. The output water quality from these membranes not only meets but exceeds the rigorous standards imposed by luxury cruise lines.
This outstanding achievement paved the way for the installation of our superior desalination membranes across three more prestigious cruise ships. Proshare's groundbreaking success in this initiative marks a historic milestone as the first national brand to secure orders for desalination RO membranes from the international luxury cruise ship market.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
It's widely recognized that the ultra-pure water requirements for electronic-grade applications mandate an exceptionally high membrane desalination rate. Only a select few brands are capable of meeting these stringent demands.
Leveraging Proshare's pioneering TFN membrane technology alongside the expertise of the TsingXi team in water treatment, the complete water treatment plant's pure water equipment solutions have demonstrated remarkable efficacy in salt, boron, and TOC rejection. The system's water yield has fulfilled the stringent production requirements of the semiconductor industry.
This favorable outcome secured us a prestigious electronic ultra-pure water treatment project with a leading Japanese listed company.
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 wastewater treatment containing ammonium sulfate desulfurization, achieving an ammonium sulfate concentration up to 40 times with ≥ 20% concentrated water. This dramatically reduces energy consumption during evaporation and crystallization, resulting in significant cost savings for users. The produced water consistently meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, truly achieving zero liquid discharge.
This impressive outcome has led to additional orders from other subsidiaries within the group.
This membrane also applies to other high-temperature, highly acidic ammonium sulfate-laden wastewater scenarios across industries like energy, refining, chemical, and metallurgy. The latest ammonia desulfurization technology, integrated with carbon capture, supports the new energy landscape and advances the green industry chain, aligning with the national 'dual-carbon' policy.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%,retention rate of Mg2+ > 99%,retention rate of Ca2+ > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membranefouling, fouling,low selectivity < 80%, showcasing its impressive performance by excelling in filtration precision. This ensures maximum operational efficiency and unparalleled filtration results.high energy consumption accounts for 30%-40% of total cost, but delivers exceptional value with its efficient energy use, making it a cost-effective solution in the long run.short membrane lifespan 2-3 years, providing sustained performance and reliability over extended periods.
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 a 2-stage Nanofiltration process + 1 stage RO, it delivers production water with Mg2+ 2.9mg/L, Ca2+ 2.25mg/L. Achieving an impressive retention rate of Mg2+ > 99%, Ca2+ > 98%, this advanced system ensures exceptional purity.Lithium permeate rate at 96.6%, with a flux close to 20 LMH under the operating pressure of 1 MPa, optimizing both performance and efficiency.Proven membrane technology is designed to be environmentally and economically friendly, significantly enhancing product purity and quality, setting a new standard for sustainable filtration solutions.
Proshare Team's Breakthrough in Next-Generation Reverse Osmosis Membrane Technology
Proshare Our team at Proshare has spearheaded a remarkable innovation in reverse osmosis membrane technology. By leveraging polymer interface nano-self-assembly, we've shattered the constraints of traditional membrane development with two revolutionary advancements:
Ultra-Thin Separation Layer: Utilizing cutting-edge polymer interface nanotechnology, our team has ingeniously reduced the separation layer's thickness to an astonishing third of the standard polyamide thin film, previously confined to 100 nm. This pioneering achievement dramatically boosts water flux, ushering in unparalleled permeability.
Enhanced Performance: Through the strategic incorporation of nanoparticles and avant-garde hydrophilic polymers, we've achieved monumental strides in hydrophilicity, anti-fouling capabilities, durability, and oxidation resistance of the membrane.
Compared to traditional polyamide reverse osmosis membranes, Proshare's innovation unveils breakthroughs in four pivotal areas:
Self-Assembled Nanocomposite Films
Our precision-driven integration of nano-scale control and nano-doping is a game-changer. It enables the seamless creation of ultra-thin, highly ordered separation layers using polymer interface nanotechnology, addressing thickness uniformity and material diversity challenges of conventional polyamide membranes.
Enhanced Water Flux and Energy Efficiency
By meticulously refining the layer-by-layer self-assembly process, we've precisely controlled the functional layer thickness, achieving a threefold reduction relative to traditional membranes. This innovation delivers >3x higher water flux and 30% lower energy consumption.
Novel Polymer Materials with Superior Chemical Stability
Breaking free from polyamide, our team has harnessed the power of advanced hydrophilic polymers, such as modified polysulfones, in tandem with ceramic-organic hybrids. These exceptional materials boast unparalleled oxidation resistance (withstanding 10 ppm chlorine exposure) and pH tolerance (remaining stable across a pH range of 1-12).
Anti-Fouling Surface Engineering
Our engineered superhydrophilic surface, with a contact angle of less than 10°, synergized with nanoparticle reinforcement, slashes organic fouling potential by 50%. This innovation prolongs chemical cleaning cycles from 3 months to 6, reducing maintenance costs by a remarkable 40%
Our esteemed company, Proshare Innovation Suzhou Co., Ltd., proudly holds a suite of prestigious certifications, demonstrating our unwavering commitment to excellence and sustainability. These include our Health & Safety Management System Certificate, Environmental Management System Certificate, and the highly acclaimed ISO9001 Quality System Certificate, each validating our dedication to best-in-class operational standards.
With a pioneering spirit, Proshare Innovation Suzhou Co., Ltd. is at the forefront of innovation, as evidenced by our groundbreaking Invention Patent for membrane production. Additionally, our Invention Patent for the multi-layer RO membrane highlights our advanced capabilities in developing state-of-the-art filtration solutions. Adhering to the highest standards of environmental responsibility, our products proudly meet RoHS Compliance. This certification underscores our commitment to reducing hazardous substances and promoting a safer, more sustainable future.
Proshare Innovation Suzhou Co., Ltd. is a cutting-edge, high-tech enterprise at the forefront of innovation, specializing in the research, development, and industrialization of advanced third-generation thin-film nanocomposite (TFN) membranes. These membranes are expertly crafted for a variety of applications, including reverse osmosis (RO), nanofiltration (NF), and other material separation processes. Established in 2017 by a remarkable team of overseas-returned doctoral experts, led by the visionary Dr. Lin Xiaofeng-a recipient of prestigious national-level talent awards-the company has distinguished itself as the exclusive domestic producer of TFN membranes in China.
Core Competencies
Technological Innovation: We have revolutionized the application of TFN technology in nanofiltration membranes, achieving a milestone in complete independent R&D and production localization, both for membranes and our state-of-the-art manufacturing equipment.
Intellectual Property: We proudly hold over 31 patents, with our membrane performance achieving internationally leading standards, effectively replacing foreign products and challenging their monopoly.
Production Capacity: We operate a sophisticated 2,000 m² R&D facility complemented by an expansive 15,000 m² production base, ensuring robust production capabilities.
Funding: Successfully completed our Pre-A round in 2023, followed by an A Round in January 2025, with substantial backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Honored as a preferred supplier, we serve leading environmental engineering firms and prestigious state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg in France, has been recognized with numerous provincial and national talent honors, including the Suzhou Leading Talent and Jiangsu Dual Innovation Talent awards. Under his guidance, our company spearheads R&D breakthroughs in the industrialization of TFN membranes.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: We offer comprehensive water treatment solutions
featuring our revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and customized water treatment system solutions.
A: Our customization capabilities
are backed by elite national expert teams and Tsinghua University Suzhou Environmental Innovation.
A: We ensure quality while delivering exceptional value.
Our premium solutions not only fulfill your quality expectations, but also promise a significant return on investment (ROI). We offer comprehensive training, unwavering support, and premium services, leveraging our local expertise for global market impact.
A: We thrive on collaboration with our customers.
Drawing inspiration from their relentless pursuit, we are dedicated to providing the invaluable gift of clean water. Together, we strive for a world optimized by water.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer with our own International Trade Department, ensuring we fully comprehend customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our engineers are readily available to provide overseas service under the meticulous supervision and translation of our merchandisers.
(4) Q: How about the quality?
A: We source our main sub-assemblies and raw materials from reputable large companies while key parts are innovatively researched and developed by our skilled staff. Our professional assembly line and rigorous quality testing system ensure your high-quality expectations are met.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Our Premium Water Purifier Parts Membrane Filter is backed by an impressive 1-year warranty under international standards. To ensure seamless customer support, we are available online 24 hours a day. Should you have any inquiries or need assistance with our machine, please feel free to reach out to us at any time.
(6) Q: Certification?
A: Proudly, Tsingxi is accredited with ISO9001, ISO14001, and ISO45001 certifications. Our products are meticulously crafted to uphold the technical standards of both 3C and CE, affirming their superior quality and reliability. Each product is thoroughly certified by the Industry Administration Authority, exemplifying our commitment to excellence. Tsingxi is dedicated to its mission of emerging as a leading high-tech innovator in the global water treatment market. We will persistently strive to elevate our position and impact across the industry, achieving remarkable growth and breakthroughs.
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