PSI MEMBRANE®Pro-BW brackish water membrane ,Incorporated with groundbreaking Thin Film Nanocomposite(TFN) technology, these membranes are expertly crafted for the treatment of reclaimed wastewater, surface water, and challenging well waters treatment and feed where the waters' total dissolved solids (TDS) range between 2000 ppm to 8000 ppm.
Key Features:
Offers Increased Flux:Engineered to deliver consistent water quality with superior rejection and flow rates, outperforming conventional technology membranes.
Anti-Fouling Resistance:Advanced anti-fouling protection significantly reduces the presence of microorganisms and inorganic fouling.
Outstanding Chemical Cleaning Resistance:Exceptional resistance to chemical cleaning, ensuring long-term stability and enhanced durability.
Key Applications:
Perfectly suited for industrial applications in sectors such as Electronics, Power, Petrochemical, Refinery, and the Food and Beverage industries.
Highly effective 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. Experience robust performance with our product's flow rate and salt rejection rate, meticulously tested under the following conditions:
Feed water concentration: 2000 ppm as NaCl, with a dynamic feed water pressure of 225 psi (1.55 MPa). Optimized feed water temperature maintained at 77 °F (25 °C), achieving a recovery rate of 15% for each individual membrane.
2. Embrace flexibility with a variation range of product flow at +/-15%; ensuring adaptability and efficiency.
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., with its vast reservoir of expertise, has become a trusted ally in providing top-tier technical solutions specifically tailored for the industrial sector. Recognizing the critical need for absolutely pure water in a multitude of industrial processes-including wastewater treatment, reuse, and resource recycling-Proshare has consistently demonstrated its leadership and innovativeness.
Our engagement extends across a spectrum of critical industries, including petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductor, seawater desalinization, reclaimed water, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Additionally, we cater to essential applications such as steam boiler feedwater, food & beverage processing (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical manufacturing, and the steel industry.
Hospitality/Seawater and Brackish Water Desalination Applications
Leveraging Proshare's extensive experience in desalination technology, we skillfully apply our expertise to provide fresh water solutions for hotels and touristic resorts. Recognizing the critical nature of water supply in these infrastructures, our Reverse Osmosis (R.O.) desalination solutions not only meet the capacities demanded by the rapidly expanding touristic areas but also address their escalating water needs with reliability and efficiency.
Farming applications
In farming, water quality is pivotal, ensuring the vitality and optimal productivity of animals such as cattle, chickens, sheep, and pigs. Beyond mere quantity, water's quality significantly influences growth and productivity, underscoring its importance in agricultural applications.
Farm water sources are diverse, encompassing water wells, civil water networks, and, to a lesser extent, rivers and other surface sources. Each has unique characteristics that require careful consideration to maintain water quality.
While civil network water often contains free chlorine, other sources tend to harbor elevated concentrations of dissolved and suspended solids as well as pathogens. Here, reverse osmosis technology shines, effectively mitigating negative impacts on farm water by treating contaminants to ensure the health and well-being of farm animals.
Municipal and Civil use
Our cutting-edge solutions are tailored for municipalities and civil applications, focusing on the efficient, sustainable treatment of wastewater and effluents. With a robust portfolio of patented technologies and collaboration with national-level experts and scientific research institutions, we ensure adherence to stringent health and environmental standards. We are committed to continual enhancement of our systems, gathering and utilizing feedback from our field engineers to drive improvements.
Proshare's deep expertise in sewage treatment forms a cornerstone of our commitment to helping you achieve sustainable development goals. As a leader in sustainable innovations, we offer a comprehensive range of solutions that include:
Sanitation technologies.
Recovery of reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, international luxury cruise ships have relied heavily on a few renowned brands for desalination membranes. Given the variability in feed water quality, influenced by salinity and temperature changes throughout the cruise, these membranes must exhibit adaptability across diverse conditions while consistently delivering stable water production to fulfill ocean-going demands.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes have excelled in both impressive desalination rates and unwavering water production stability. The water quality achieved surpasses the rigorous standards required by cruise ships.
This outstanding success paved the way for Proshare to replace desalination membranes on an additional three luxury cruise ships, marking its triumph as the premier national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
In the semiconductor industry, the demand for electronic-grade ultra-pure water with exceptional desalination rates is extremely high, with only a select few brands able to meet these stringent requirements.
Leveraging Proshare's groundbreaking TFN membrane technology and the esteemed expertise of the TsingXi team in water treatment, our comprehensive water treatment plant solutions showcase outstanding salt, boron, and TOC rejection performance. The system efficiently meets the semiconductor industry's ultra-pure water production standards.
This favorable outcome has secured our involvement in the electronic ultra-pure water treatment project of a prestigious 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 tackling wastewater treatment with ammonium sulphate desulphurisation, achieving concentration levels up to 40 times higher, with a ≥ 20% concentration in the treated water. This significantly reduces energy consumption in subsequent evaporation and crystallization processes, leading to immense cost savings. The high-quality water produced adheres to China Petroleum and Chemical Corporation's Q/SH 0628.2-2014 standards for circulating water make-up, achieving true zero wastewater discharge.
This success has led to further orders from additional subsidiaries within the group.
This membrane technology is also suited for other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, applicable across energy, refining, chemical, and metallurgical industries. By integrating the latest ammonia desulphurisation technology and carbon capture, it supports the development of a sustainable 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 Ca2+ > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membrane fouling,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 Breakthrough by Our Team in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our dedicated team has ingeniously developed a revolutionary generation of reverse osmosis membranes, utilizing the cutting-edge polymer interface nano-self-assembly technology. This innovation triumphs over the constraints of traditional reverse osmosis membrane progression with two monumental advancements:
Ultra-Thin Separation Layer for Enhanced Efficiency: By harnessing the power of polymer interface nanotechnology, the team has remarkably diminished the thickness of the separation layer, making it at least three times thinner than the conventional polyamide thin film, which was previously limited to 100 nm. This groundbreaking development impressively augments water flux, delivering a remarkable boost in permeability.
Enhanced Membrane Performance: The strategic introduction of nanoparticles combined with specialized hydrophilic polymers has spearheaded a groundbreaking leap in the membrane's hydrophilicity, anti-fouling strength, durability, and resistance to oxidation.
In comparison to conventional polyamide reverse osmosis membranes, Proshare's innovative solution showcases remarkable breakthroughs in four pivotal domains:
Self-Assembled Nanocomposite Films with Precision Control
Through the amalgamation of nano-scale precision control and nano-doping modification, the creation of ultra-thin, meticulously ordered separation layers is achieved via polymer interface nanotechnology. This technique triumphs over the typical limitations of conventional polyamide membranes in terms of thickness uniformity and material diversity.
Significantly Enhanced Water Flux and Energy Efficiency
By refining the layer-by-layer self-assembly procedure, the functional layer's thickness is expertly controlled, achieving a remarkable 3x reduction compared to traditional membranes. This innovation yields over three times the water flux while reducing energy consumption by 30%.
Novel Advanced Polymer Materials with Exceptional Chemical Stability
Surpassing polyamide, the team employs state-of-the-art hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These advanced materials exhibit extraordinary resistance to oxidation (capable of withstanding 10 ppm chlorine exposure) and superior pH tolerance (maintaining stability across a 1-12 pH range).
Pioneering Anti-Fouling Surface Engineering
The development of a superhydrophilic surface (with a contact angle of less than 10°) reinforced with nanoparticles dramatically reduces the susceptibility to organic fouling by 50%, extending chemical cleaning cycles from 3 months to 6 months, and reducing maintenance costs by an impressive 40%.
Health and Safety Management System Certificate, Environmental Management System Certificate, ISO9001 Quality System Certificate
Invention Patent for Membrane Production, Invention Patent for Multi-layer RO Membrane RoHS Compliance Certificate
Proshare Innovation Suzhou Co., Ltd. stands as a beacon of excellence in R&D and the industrialization of third-generation thin-film nanocomposite (TFN) membranes. Specializing in reverse osmosis (RO), nanofiltration (NF), and material separation applications, the company was established in 2017 by a cadre of highly esteemed overseas-returned doctoral experts, helmed by Dr. Lin Xiaofeng, a luminary in national-level talent circles. Our pioneering spirit has rendered us China's sole domestic producer of TFN membranes.
Core Competencies
Technological Innovation: As trailblazers in the realm of TFN technology, we've revolutionized nanofiltration membranes. Our hallmark is fully autonomous R&D and localized production, encompassing both the membranes and their manufacturing apparatus.
Intellectual Property: Proud possessors of over 31 patents, our cutting-edge membranes meet internationally esteemed standards, offering a formidable alternative to previously monopolized foreign products.
Production Capacity: We boast an expansive 2,000 m² R&D facility complemented by a 15,000 m² production base, positioning us at the forefront of innovation and scalability.
Funding: After securing Pre-A Round (2023) and A Round (January 2025) financing, we're proudly supported by esteemed entities such as Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Our reputation as a preferred supplier extends to listed environmental engineering conglomerates and formidable state-owned enterprises, underscoring our market dominance.
Leadership:Dr. Lin Xiaofeng, an illustrious Ph.D. alumnus from the University of Strasbourg (France), garners accolades such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. His visionary leadership propels our R&D feats in TFN membrane industrialization.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Experience unmatched water treatment solutions
by leveraging our revolutionary Thin Film Nanocomposite (TFN) membrane sheets, elements, and comprehensive water treatment systems.
A: Embrace bespoke solutions
with our robust backing by national expert teams and collaboration with Tsinghua University Suzhou Environmental Innovation.
A: Delivering excellence and value.
Our premium offerings promise not just quality but also substantial ROI, enhanced by our training, support, and expertise. We bridge local insights with global reach.
A: Partnering for progress
Inspired by our clients, our journey is fueled by the mission to provide clean water-the cornerstone of hope. Together, we strive for a world optimized by water innovation.
(2)Q: Are you a manufacturer or Trade Company?
A: As a distinguished manufacturer with an International Trade Department, we adeptly cater to customer needs while offering competitive pricing.
(3) Q: How's the after-sale service?
A: Our dedicated engineers are available for overseas service, ensuring seamless translation and oversight under merchandiser guidance.
(4) Q: How about the quality?
A: Sourcing from industry giants for sub-assemblies and raw materials, our proprietary key parts are crafted by our expert team, ensuring superior quality through a meticulous assembly line and rigorous quality control.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year International standard warranty. Our dedicated team is available online 24/7 to assist you with any inquiries about our machine. Your satisfaction is our priority, so feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi proudly upholds its status as an ISO9001, ISO14001, and ISO45001 certified company. Our products are meticulously crafted to comply with the rigorous technical standards of 3C and CE, ensuring top-quality and safety. Every product has received certification from the Industry Administration Authority, affirming our commitment to excellence. Tsingxi will steadfastly pursue its mission of becoming a leading high-tech powerhouse in the global water treatment marketplace.
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