PSI MEMBRANE®Pro-BW Brackish Water Membrane ,Meticulously engineered with groundbreaking Thin Film Nanocomposite (TFN) technology, these membranes are perfectly suited for tackling the challenges of reclaimed wastewater, surface water, and even the most obstinate well waters. treatment and feed Waters Total Dissolved Solids (TDS) ranging from 2000 ppm to a robust 8000 ppm.
Key Features:
Exceptional Flux Production:Offers consistently superior water quality with enhanced rejection rates and flow capabilities, surpassing that of traditional membrane technologies.
Superior Anti-fouling Resistance:Provides unmatched protection against fouling, significantly reducing the impact of microorganisms and inorganic deposits.
Remarkable Chemical Cleaning Resilience:Remarkable resilience to chemical cleaning ensures long-lasting stability and unparalleled durability.
Key Applications:
Perfectly crafted for industrial applications in the Electronics, Power, Petrochemical, Refinery, Food and Beverage sectors.
Also ideal for municipal water purification solutions.
| 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. Our product's flow rate and salt rejection rate are meticulously calculated based on the following precise testing conditions:
The feed water concentration is set at 2000 ppm of NaCl, with a feed water pressure of 225 psi (1.55 MPa). The temperature of the feed water is carefully controlled at 77 °F (25 °C), achieving a recovery rate of 15% with each individual membrane.
2. Experience a flexible product flow variation range of ±15%, ensuring adaptability in diverse environments.
Operating Condition: Ensuring Optimal Performance
| 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 - Precision in Every Dimension
| 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 stands at the forefront of technical innovation, drawing from its profound experience in delivering tailored solutions to industries where the pursuit of absolute water purity is vital. Our expertise extends to diverse industrial processes-encompassing wastewater treatment and reuse, as well as resource recycling-ensuring that Proshare remains your trusted partner for impeccable water management.
We are deeply invested in pioneering advancements across a spectrum of industry sectors, including petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductor technology, seawater desalination, reclaimed water systems, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Moreover, Proshare caters to a variety of specialized applications such as steam boiler feeding, the food and beverage industry (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, steel companies, and more-all with an unwavering commitment to excellence.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare leverages its extensive desalination expertise to revolutionize water desalination for civil purposes in luxury hotels and bustling touristic resorts. Recognizing the indispensable role of fresh water, we offer cutting-edge R.O. seawater or brackish water desalination solutions to meet the burgeoning water needs of these rapidly expanding sites, ensuring sustainable development and unmatched comfort for guests.
Farming applications
In the agricultural sector, water holds the key to maintaining optimal animal health and driving superior productivity among livestock such as cattle, chickens, sheep, and pigs. Beyond mere quantity, the water quality is a pivotal factor influencing the growth and vitality of the animals, making our solutions indispensable for farm operators.
Farms can source their water from diverse origins, ranging from water wells and civil water networks to, albeit less frequently, rivers and other surface sources. Our solutions are designed to adapt to these varied sources, ensuring consistent quality and safety.
While civil network water contains free chlorine, other water sources often harbor high levels of dissolved solids, suspended particles, and pathogens. Recognizing these challenges, reverse osmosis technology emerges as the leading method to mitigate such contaminants, safeguarding farm water quality and protecting animal health through advanced treatment processes.
Municipal and Civil use
With a focus on innovation and scalability, Proshare delivers transformative solutions for efficient and sustainable wastewater and effluent treatment. Our expansive portfolio, enriched by patented technologies and collaboration with national experts and research institutions, offers municipalities peace of mind, maintaining strict adherence to health and environmental regulations. We continuously refine our systems by integrating real-world feedback from our field engineers.
Our profound expertise in sewage treatment forms a cornerstone of the comprehensive support we offer, empowering you to achieve your sustainable development objectives with our extensive solutions, which include:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the application of desalination membranes on international luxury cruise ships has been dominated by a select few international brands. As the cruise ship traverses diverse waters, the quality of feed water-considering variables like salinity and temperature-fluctuates. Our membranes adapt seamlessly to these changing conditions, consistently delivering stable, high-quality water production to satisfy the needs of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have exceeded expectations, offering unparalleled desalination rates and unwavering water production stability. The pristine water quality they produce aligns perfectly with the rigorous standards demanded by luxury cruise ships.
This extraordinary success resulted in the replacement of desalination membranes on three more luxury cruise ships. Proshare has now established itself as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Complete Water Treatment Plant for Producing Ultra-pure Water in the Semiconductor Industry
In the realm of electronic-grade ultra-pure water, the requirements for membrane desalination rates are exceptionally high, with only a handful of brands capable of meeting these lofty standards.
Harnessing Proshare's groundbreaking TFN membrane technology, combined with the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant solutions have demonstrated outstanding performance in rejecting contaminants such as salt, boron, and TOC. This system successfully meets the stringent water production standards of the semiconductor industry.
This remarkable accomplishment secured us the contract for an 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 and Refining, Achieving True Zero Liquid Discharge
Proshare Tailor-made TFN special acid-resistant and high-pressure membranes, integrated with a separation and concentration device for treating wastewater containing ammonium sulphate from desulphurisation processes, achieved an astounding concentration level-up to 40 times the original-yielding ≥ 20% concentration in the processed water. This innovation has notably reduced the energy required for subsequent evaporation and crystallisation, leading to significant cost savings for users. The quality of water produced consistently meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, while successfully attaining true zero wastewater discharge.
This success has led to additional orders from other group subsidiaries.
This membrane also proves suitable for other high-temperature, high-acidity wastewater scenarios containing ammonium sulphate, across industries such as energy, refining, chemicals, metallurgy, and more. The latest advancements in ammonia desulphurisation technology, paired with carbon capture innovations, bolster new energy consumption practices and green industry chain development, aligning with the national 'dual-carbon' policy.
Proshare TFN-SEP Customized NF Membrane Remarkably Elevates Lithium Permeate Rate to 96.6%,ensuring a Mg2+ retention rate exceeding 99%,and a Ca2+ retention rate surpassing 98%.
Technical Bottlenecks in Membrane Separation (Nanofiltration/Reverse Osmosis) for Lithium Extraction from Salt Lakes are 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 Witness the Proshare Team's Pioneering Leap in Revolutionary Reverse Osmosis Membrane Technology
Proshare Our talented team has masterfully pioneered a new era in reverse osmosis membranes, employing cutting-edge polymer interface nano-self-assembly technology. This groundbreaking approach triumphs over the constraints of traditional membrane development, courtesy of two exceptional advancements:
Ultra-Thin Separation Layer: Utilizing visionary polymer interface nanotechnology, the team achieved an astounding reduction in the separation layer's thickness to an astonishingly slim profile, making it at least three times thinner than the standard polyamide thin film (previously constrained to a mere 100 nm). This monumental advancement dramatically elevates water flux, ensuring a remarkable leap in permeability.
Enhanced Performance: Through the innovative inclusion of nanoparticles and bespoke hydrophilic polymers, the membrane experiences transformative enhancements in its hydrophilicity, anti-fouling prowess, long-lasting durability, and resistance to oxidation.
When contrasted with conventional polyamide reverse osmosis membranes, Prosharepresents unprecedented breakthroughs across four fundamental dimensions:
Self-Assembled Nanocomposite Films
Through the seamless integration of nano-scale precision control and cutting-edge nano-doping modification, we craft ultra-thin, impeccably ordered separation layers via advanced polymer interface nanotechnology. This innovative technique surpasses the limitations inherent in traditional polyamide membranes, particularly in terms of thickness uniformity and material diversity.
Enhanced Water Flux and Energy Efficiency
By meticulously refining the layer-by-layer self-assembly process, we achieve unprecedented precision in functional layer thickness control, resulting in a remarkable 3x reduction compared to conventional membranes. This precision yields >3x heightened water flux coupled with 30% reduced energy consumption.
Innovative Polymer Materials with Remarkable Chemical Stability
Advancing beyond traditional polyamide, we employ cutting-edge hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These novel materials boast exceptional resistance to oxidation (withstanding chlorine exposure up to 10 ppm) and pH resilience (maintaining stability across a pH range of 1 to 12).
Anti-Fouling Surface Engineering
Our ultra-hydrophilic surface (contact angle below 10°), reinforced with nanoparticles, effectively diminishes organic fouling by a staggering 50%, thereby doubling chemical cleaning intervals from 3 to 6 months and achieving a remarkable 40% reduction in maintenance costs.
Our commitment to excellence is evident through our prestigious certifications, which include the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the ISO9001 Quality System Certificate. These accolades underscore our dedication to maintaining the highest standards of quality and responsibility.
We are proud to hold several groundbreaking invention patents, including those for our innovative Membrane Production and our cutting-edge Multi-layer RO Membrane. These patents highlight our leadership in advancing membrane technology. Our RoHS Compliance Certificate demonstrates our adherence to the strictest environmental standards, ensuring our products are safe, sustainable, and environmentally friendly.
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. stands as a beacon of technological excellence. This esteemed national high-tech enterprise specializes in the R&D and industrialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. These are pivotal for advanced reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017, the company was founded by a team of globally experienced doctoral experts, helmed by the visionary Dr. Lin Xiaofeng, recipient of prestigious national-level talent accolades. Proudly, Proshare Innovation is the singular domestic manufacturer of TFN membranes in China, setting a new benchmark in the industry.
Core Competencies
Technological Innovation: With pioneering spirit, Proshare Innovation has revolutionized the application of TFN technology to nanofiltration membranes. This accomplishment signifies complete independence in R&D and localized production processes for both membranes and the necessary manufacturing equipment.
Intellectual Property: Proshare Innovation proudly holds an impressive collection of over 31 patents. The company's membrane performance has reached internationally acclaimed standards, successfully replacing previously monopolized foreign products and demonstrating superior quality.
Production Capacity: Equipped with a sprawling 2,000 m² R&D facility in addition to a vast 15,000 m² production base, Proshare demonstrates formidable production capability.
Funding: Proshare's financial prowess is highlighted by the successful completion of Pre-A Round (2023) and A Round (January 2025) financing. Esteemed investors include the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, underscoring strong market confidence.
Market Recognition: Recognized as a trusted and preferred supplier, Proshare serves renowned listed environmental engineering firms and state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, an esteemed Ph.D. graduate from France's University of Strasbourg, is the brilliant mind behind Proshare's R&D triumphs in TFN membrane industrialization. His leadership is acknowledged with numerous provincial and national talent awards, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Complete water treatment solutions
Empowered by revolutionary Thin Film Nanocomposite (TFN) membrane sheets and elements, our solutions redefine water treatment systems to deliver unparalleled performance.
A: Customization capabilities
With the backing of national expert teams and Tsinghua University Suzhou Environmental Innovation, we offer bespoke solutions tailored to unique customer needs.
A: Ensuring quality and delivering worth.
Our premium solutions not only meet high expectations but also provide substantial ROI for customers. We extend exceptional training, support, and services, capitalizing on our local expertise to serve global markets.
A: Collaborating with our customers
Our customers inspire us daily as we strive to provide the most vital source of hope-clean water. Together, we thrive for a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer with our own International Trade Department, we are uniquely positioned to understand customer needs deeply and offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our dedicated engineers are available for overseas service, ensuring seamless support with the assistance of our merchandiser's supervision and translation.
(4) Q: How about the quality?
A: Our commitment to quality is unwavering. We source main sub-assemblies and raw materials from leading companies. Key components are innovatively developed by our skilled team. Our professional assembly line and rigorous quality testing systems ensure top-tier quality standards.
(5) Q: Product /Quality Guarantee and After-Sale Service?
A: Enjoy peace of mind with our comprehensive 1-year warranty, ensuring international standard quality. Our dedicated support team is available online 24/7, ready to assist you with any inquiries regarding our cutting-edge machine. Your satisfaction is our priority.
(6) Q: Certification?
A: Tsingxi holds prestigious certifications such as ISO9001, ISO14001, and ISO45001, underscoring our commitment to excellence. Our products adhere to rigorous technical standards, including 3C and CE, and are fully certified by the Industry Administration Authority. Tsingxi is on a relentless journey toward becoming a leading high-tech force in the global water treatment industry, consistently delivering innovative solutions for a cleaner, sustainable future.
){kind=link}