PSI MEMBRANE®Pro-BW brackish water membrane ,This cutting-edge membrane, featuring pioneering Thin Film Nanocomposite (TFN) technology, is meticulously engineered for reclaimed wastewater, surface water, and challenging well waters. Ensures optimal treatment and feed for waters with total dissolved solids (TDS) ranging between 2000 ppm to 8000 ppm.
Key features:
Unparalleled higher flux output:Achieves superior water quality with remarkable rejection and flow rates, outperforming conventional membrane technology effortlessly.
Advanced anti-fouling properties:The enhanced protection mechanism significantly reduces the impact of microorganisms and inorganic fouling, ensuring longevity.
Outstanding resistance to chemical cleaning:Demonstrates exceptional resistant performance in cleaning, leading to prolonged stable operation and unmatched durability.
Key applications:
Perfectly suited for diverse industry applications including Electronics, Power, Petrochemical, Refinery, and Food and Beverage sectors.
Also ideal for municipal water purification projects.
| 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 product flow rate and salt rejection rate were meticulously determined under the following optimal test conditions:
Feed water concentration of 2000 ppm NaCl, with a precise feed water pressure of 225 psi (1.55 MPa), maintained at a steady feed water temperature of 77° F (25° C), and engineered to achieve a recovery rate of 15% for each individual membrane.
2. Expect a product flow variation range of +/-15%, reflecting our commitment to delivering consistent performance.
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 has meticulously honed its expertise by offering cutting-edge technical solutions to the industrial sector, where the demand for impeccably pure water is a non-negotiable requirement across diverse industrial processes. This includes wastewater treatment, resource recycling, and reuse, ensuring operational excellence and environmental sustainability.
We are passionately committed to driving innovation across major industry sectors including petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductor, seawater desalination, reclaimed water systems, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Moreover, our solutions cater to an array of vital arenas such as steam boiler feed systems, the food & beverage sector (encompassing mineral water bottling, soft drink production, and juice processing), painting lines, dairies, ice cream manufacturing, laundries, healthcare facilities, textile operations, mechanical industries, and steel companies, thereby supporting a spectrum of industrial needs.
Hospitality/Seawater and Brackish Water Desalination Applications
Leveraging Proshare's extensive prowess in desalination technology, we offer transformative solutions for the water desalination needs of hotels and tourist resorts. As fresh water supply is paramount for these infrastructures, our R.O. seawater or brackish water desalination systems provide an indispensable alternative, adeptly meeting the burgeoning water demands of rapidly expanding touristic regions.
Farming applications
In farming, water plays an indispensable role in ensuring the optimal health and productivity of livestock like cattle, chickens, sheep, and pigs. Not only does the quantity of water impact animal growth, but the quality is equally crucial to achieve desired performance levels.
Farm water can originate from various sources such as water wells, municipal water networks, and occasionally from rivers or other surface sources, each presenting unique challenges and opportunities for quality enhancement.
With the exception of chlorinated municipal supplies, other water sources often harbor high levels of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology has proven its mettle as the most effective means to mitigate these contaminants, ensuring the safety and health of farm animals by treating water to reduce harmful substances.
Municipal and Civil use
We deliver forward-thinking, scalable solutions for the efficient and sustainable management of wastewater and effluents. Our extensive array of patented technologies, combined with collaborations with national-level experts and research institutions, ensures compliance with rigorous health and environmental standards, bringing peace of mind to municipalities. Our commitment to continuous improvement is driven by valuable feedback collected systematically from our field engineers.
Our expertise in sewage treatment is a cornerstone of our mission to support your sustainable development goals. As an influential force in sustainable development, we offer a comprehensive suite of solutions, including:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
International luxury cruise ships have traditionally relied on established global brands for their desalination membranes. The quality of feed water, influenced by fluctuating salinity and temperature during voyages, demands versatile membranes that ensure consistent water production to fulfill the requirements of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes by Proshare have exhibited exceptional performance, excelling in both desalination rate and consistent water output. These membranes have successfully met the rigorous water quality standards demanded by luxury cruise ships.
This outstanding achievement led to the installation of desalination membranes on three additional cruise ships. Proshare's triumph in this endeavor positions it as the pioneering 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
It is well-known that the requirements for electronic-grade ultra-pure water in membrane desalination are exceptionally stringent, and only a select few brands are capable of meeting these criteria.
Leveraging Proshare's groundbreaking TFN membrane technology and the extensive expertise of the TsingXi team in water treatment solutions, the comprehensive water treatment plant for pure water equipment has demonstrated exceptional rejection performance of salts, boron, and TOC. This system has successfully achieved the semiconductor industry's high standards for water production.
This successful outcome has enabled us to secure the electronic ultra-pure water treatment project with 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 wastewater treatment containing ammonium sulphate desulphurisation, achieving up to 40 times concentration of ammonium sulphate with ≥ 20% concentration in the processed water. This significant concentration reduces energy consumption for evaporation and crystallization, offering substantial cost savings. The water quality produced adheres to the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, and true zero wastewater discharge has been realized.
This remarkable success has led to additional orders from other group subsidiaries.
This versatile membrane is also suitable for other high-temperature, highly acidic wastewater containing ammonium sulphate scenarios across industries like energy, refining, chemicals, and metallurgy. The latest advancements in ammonia desulphurisation technology, combined with carbon capture, support new energy consumption trends and the development of a 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,Lowow selectivity is less than 80%,High Energy needs account for 30% to 40% of the total costs, Consumption accounts for 30%-40% of the total cost,Short Membrane lifespan is 2 to 3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
demonstrated superior Performance Data in a lithiumextraction extraction project situated in Lakkor Tso Salt Lake, Tibet, China ,Tibet.China:
With just a 2-stage Nanofiltration process plus 1-stage RO, producing water with Mg2+ 2.9mg/L, Ca2+ 2.25mg/L. Retention of Mg2+ exceeds 99%, Ca2+ surpasses 98%, while lithiumpermeate rate is at 96.6%, and the flux is nearly 20LMH under an operating pressure of 1MPa. rate 96.6%, the flux close to 20LMH under the operating pressure of 1MPa.This proven membrane technology is both environmentally friendly and economically advantageous, enhancing the purity and quality of products.
Proshare Pioneering Breakthroughs in Next-Gen Reverse Osmosis Membrane Technology
Proshare Our visionary team has ingeniously crafted an advanced generation of reverse osmosis membranes utilizing cutting-edge polymer interface nano-self-assembly technology, propelling beyond the constraints of traditional membrane development through groundbreaking innovations:
Ultra-Thin Separation Layer: Utilizing polymer interface nanotechnology, our team has achieved a remarkable reduction in the separation layer's thickness, making it three times thinner than conventional polyamide thin films (previously constrained to 100 nm). This leap forward significantly boosts water flux, delivering a substantial elevation in permeability.
Revolutionized Performance: The strategic incorporation of nanoparticles and specialized hydrophilic polymers has catalyzed transformative advancements in hydrophilicity, anti-fouling prowess, durability, and oxidation resistance.
Surpassing traditional polyamide reverse osmosis membranes, Prosharehas achieved remarkable breakthroughs across four critical dimensions:
Innovative Self-Assembled Nanocomposite Films
By merging nano-scale precision control with nano-doping modification, we create ultra-thin, highly ordered separation layers through polymer interface nanotechnology. This innovative approach transcends traditional polyamide membrane limitations in thickness uniformity and material diversity.
Increased Water Flux and Optimized Energy Efficiency
Through the meticulous optimization of the layer-by-layer self-assembly process, functional layer thickness is precisely managed, achieving a threefold reduction compared to traditional membranes. This innovation yields over three times higher water flux and a remarkable 30% reduction in energy consumption.
Novel and Chemically Stable Polymer Materials
Breaking free from polyamide constraints, we employ state-of-the-art hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These materials showcase extraordinary resistance to oxidation (withstanding exposure to 10 ppm chlorine) and impressive pH resilience (maintaining stability across a 1-12 pH range).
Advanced Anti-Fouling Surface Engineering
With a superhydrophilic surface (contact angle <10°) enhanced by nanoparticle reinforcement, we reduce organic fouling propensity by 50%, doubling chemical cleaning intervals from 3 to 6 months and slashing maintenance costs by 40%.
Our commitment to excellence is showcased through our prestigious certifications: Health & Safety Management System Certificate, Environmental Management System Certificate, and the renowned ISO9001 Quality System Certificate. These credentials reflect our dedication to maintaining high standards and ensuring quality in every aspect of our operations.
Innovation is at the core of Proshare Innovation Suzhou Co., Ltd., as demonstrated by our distinguished invention patents. We proudly hold the Invention Patent for Membrane Production and the Invention Patent for Multi-layer RO Membrane, underscoring our leadership in advanced filtration technology. Our products, including the Proshare Bw4040 Advanced Filtration Equipment Parts, adhere to the highest industry standards, as evidenced by our RoHS Compliance Certificate. This certification assures our commitment to restricting hazardous substances, promoting safety and sustainability in our manufacturing processes.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise at the forefront of innovation, specializing in the research, development, and commercialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. These membranes serve critical functions in reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by a visionary team of overseas-returned doctoral experts led by the esteemed Dr. Lin Xiaofeng-a recipient of national-level talent programs-the company stands as China's exclusive manufacturer of TFN membranes, setting a new benchmark in the industry.
Core Competencies
Technological Innovation: We have made groundbreaking advances by being the pioneers in applying TFN technology to nanofiltration membranes. Our commitment to excellence is reflected in our fully independent R&D and localized production capabilities for both membranes and manufacturing equipment.
Intellectual Property: We are proud holders of over 31 patents, with membrane performance that meets and often exceeds internationally leading standards, effectively replacing previously monopolized foreign products.
Production Capacity: Our expansive operations feature a 2,000 m² cutting-edge R&D facility and a 15,000 m² state-of-the-art production base.
Funding: Successfully completed both Pre-A Round (2023) and A Round (January 2025) financing, with distinguished backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: We are proudly designated as a preferred supplier for numerous listed environmental engineering firms and state-owned enterprises, testament to our quality and reliability.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg (France), has been honored with prestigious provincial and national talent accolades such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. Under his leadership, the company has achieved significant R&D breakthroughs in the industrialization of TFN membranes.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Comprehensive water treatment solutions
We offer revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment system solutions that are tailored to meet diverse needs.
A: Customization capabilities
Supported by national expert teams and Tsinghua University Suzhou Environmental Innovation, we deliver bespoke solutions to meet unique requirements.
A: Ensuring quality and delivering value.
Our premium solutions not only meet the highest standards, but also offer significant ROI for our clients. Moreover, we provide extensive training, support, and services, leveraging our local expertise to serve global markets.
A: Partnering with our clients
We draw inspiration from our clients who tirelessly work towards the noble mission of supplying clean water-the most invaluable resource. Together, we strive for a world optimized for water sustainability.
(2) Q: Are we a manufacturer or Trade Company?
A: We are a dedicated manufacturer with our own International Trade Department, enabling us to better understand our clients' needs and offer competitive pricing.
(3) Q: What about the after-sale service?
A: We provide expert engineers available for overseas service, under the guidance and translation support provided by our merchandisers.
(4) Q: How do we ensure quality?
A: We source main sub-assemblies and raw materials from leading companies, while key components are innovatively developed by our skilled staff. Our professional assembly lines and rigorous quality testing systems ensure superior quality standards.
(5) Q: Product/Quality Guarantee and After Sale Service?
A: Enjoy a 1-year warranty that aligns with international standards, ensuring peace of mind. Our dedicated team is available online 24/7 to assist you. Should you have any inquiries or require support regarding our machine, do not hesitate to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi proudly holds certifications for ISO9001, ISO14001, and ISO45001, underscoring our commitment to excellence. Our products are meticulously crafted to meet the rigorous technical standards of 3C and CE, ensuring top-tier quality and reliability. Every product is accredited by the Industry Administration Authority, affirming our dedication to superior standards. As we move forward, Tsingxi is steadfast in its mission to become a formidable leader in the high-tech arena of global water treatment solutions, continually innovating with a focus on technological excellence and sustainability.
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