PSI MEMBRANE®Pro-BW brackish water membrane ,Incorporated with groundbreaking Thin Film Nanocomposite (TFN) technology, these membranes are meticulously engineered to expertly handle the challenges of reclaimed wastewater, surface water, and even the most difficult well waters. treatment and feed Waters total dissolved solids (TDS) ranging impressively between 2000 ppm to 8000 ppm.
Key features:
Produces exceptional higher flux:Consistently delivers superior water quality with higher rejection rates and enhanced flow compared to conventional technology membranes.
Anti-fouling resistant:Equipped with advanced anti-fouling protection to significantly minimize the presence of microorganisms and inorganic fouling.
Excellent chemical cleaning resistant:Remarkably resilient to chemical cleaning, ensuring long-term stable operation and enhanced durability.
Key applications:
Perfectly suited for industrial applications such as Electronics, Power, Petrochemical, Refinery, and Food and Beverage industries.
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 determined under the following meticulously controlled test conditions:
Feed water concentration set at 2000 ppm as NaCl, utilizing a feed water pressure of 225 psi (1.55 MPa), with the feed water maintained at a precise temperature of 77 °F (25 °C), and a recovery rate of 15% for each individual membrane.
2. Product flow variation may occur within a range of +/-15%, ensuring robust 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 amassed a wealth of invaluable experience by delivering cutting-edge technical solutions to the industrial sector, where uncompromisingly pure water is crucial. This expertise extends to diverse applications such as intricate industrial processes, sophisticated wastewater treatment and reuse, and advanced resource recycling.
Our engagement spans a broad spectrum of industry sectors including petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalinization, reclaimed water projects, leachate management, synthetic biology, copper foil manufacturing, pharmaceutical production, and power generation.
We also provide tailored solutions for specific sectors like steam boiler feed systems, the food & beverage industry (encompassing mineral water bottling, soft drinks, and juices), painting lines, dairy production, ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, among others.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare leverages its vast expertise in desalination technology to serve the water needs of hotels and touristic resorts. Ensuring a consistent fresh water supply is critical, and R.O. systems for sea or brackish water desalination present a viable solution. This technology meets the burgeoning demands of rapidly growing touristic areas, securing water availability for their expanding infrastructures.
Farming applications
In the realm of farming, water is indispensable for maintaining livestock health, such as cattle, chickens, sheep, and pigs, and for maximizing their productive performance. Both water quantity and quality are pivotal factors influencing the health and growth of farm animals.
On farms, water may be sourced from various origins, including water wells, municipal water networks, and occasionally from rivers and other surface sources.
Excluding municipal network water, which contains free chlorine, other sources often carry high levels of dissolved and suspended solids along with pathogens. Reverse osmosis technology has proven to be the most efficient in mitigating these negative effects. Contaminated farm water should undergo advanced treatment to remove harmful substances and safeguard animal health.
Municipal and Civil use
We provide pioneering and adaptable solutions for the efficient and sustainable treatment of wastewater and effluents. Our extensive portfolio includes patented technologies and collaboration with national-level experts and scientific research institutions, ensuring municipalities meet stringent health and environmental regulations. Through systematic feedback from our field engineers, we are dedicated to the continuous enhancement of our sanitation systems.
Our sewage treatment expertise is a cornerstone in helping you achieve your sustainable development goals. As a leader in sustainable development solutions, we offer a comprehensive array of services including:
Advanced sanitation technologies.
Recovery and reuse of valuable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
The application of desalination membranes on international luxury cruise ships has historically been dominated by a few international brands. The quality of feed water, such as salinity and temperature, fluctuates with the cruise ship's journey. Therefore, the membranes must adapt to different conditions while ensuring stable water production to meet the needs of ocean-going vessels.
Proshare's PSI MEMBRANE Pro-HR-SW seawater desalination membranes exemplify superior performance, boasting an exceptional desalination rate coupled with reliable water production. The water quality achieved by these membranes effortlessly meets the rigorous demands of luxury cruise ships.
This remarkable outcome led to the incorporation of Proshare's desalination membranes across three more cruise ships. By securing this triumph, Proshare proudly stands as the first national brand to clinch international orders from luxury cruise vessels for desalination RO membranes.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
In the realm of electronic-grade ultra-pure water, the requirements for membrane desalination rates are extraordinarily stringent, a feat accomplished by only a handful of elite brands.
Leveraging Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, this complete water treatment plant and pure water equipment solution has demonstrated exceptional capabilities in rejecting salt, boron, and TOC. The system's water production has seamlessly aligned with the stringent requirements of the semiconductor industry.
This outstanding result secured us a prestigious project: the ultra-pure water treatment for a Japanese-listed electronic 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 involving ammonium sulphate desulphurisation. These systems achieve a wastewater concentration up to 40 times the original, with ammonium sulphate concentrations of ≥ 20% in the concentrated output, significantly slashing energy consumption needed for subsequent evaporation and crystallization. This results in substantial cost savings for users, while consistently meeting the Q/SH 0628.2-2014 standard for China Petroleum and Chemical Corporation's circulating make-up water, achieving true zero liquid discharge.
This positive outcome has led to additional orders from other subsidiaries within the group.
This membrane is also suitable for other scenarios involving high-temperature, highly acidic wastewater with ammonium sulphate, such as in energy, refining, chemical, metallurgical industries. The latest ammonia desulphurisation technology, combined with carbon capture, promotes new energy consumption and advances the development of 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 Ca2+ > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membrane fouling,low selectivity below 80%,high energy consumption accounts for 30%-40% of total cost,short membrane lifespan of 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF / RO Membrane
has demonstrated unparalleled superior performance data in a pioneering lithium extraction project beautifully situated in Lakkor Tso Salt Lake , Tibet, China:
With a precise 2-stage Nanofiltration process complemented by 1-stage RO, providing production water with an impressively low Mg2+ concentration of 2.9mg/L, Ca2+ at 2.25mg/L, and exceptional retention rates of Mg2+ > 99% and Ca2+ > 98%. Lithium permeate rate stands at a remarkable 96.6%, with the flux closely reaching 20LMH under the optimal operating pressure of 1MPa.Our proven membrane technology is not only environmentally and economically friendly, but it significantly enhances product purity and quality.
Proshare Team's Breakthrough in Next-Generation Reverse Osmosis Membrane Technology
Proshare At the forefront of innovation, Proshare's team has brilliantly crafted a novel generation of reverse osmosis membranes, ingeniously grounded in cutting-edge polymer interface nano-self-assembly technology. This pioneering approach triumphs over the constraints of traditional reverse osmosis membrane development, showcasing two pivotal technological advancements:
Ultra-Thin Separation Layer: Utilizing advanced polymer interface nanotechnology, our team has masterfully refined the separation layer, rendering it at least three times thinner than the conventional polyamide thin film, which was previously capped at 100 nm. This revolutionary thinness significantly boosts water flux, resulting in a remarkable enhancement in permeability.
Enhanced Performance: The strategic incorporation of nanoparticles alongside specialized hydrophilic polymers has catalyzed extraordinary progress in the membrane's hydrophilicity, anti-fouling capacity, longevity, and oxidation resistance.
Compared to traditional polyamide reverse osmosis membranes, Proshare's innovation manifests breakthroughs in four paramount aspects:
Self-Assembled Nanocomposite Films
Through the seamless integration of nano-scale precision control with nano-doping modification, we create ultra-thin, exquisitely ordered separation layers using polymer interface nanotechnology. This methodology effectively transcends the limitations of standard polyamide membranes concerning thickness uniformity and material diversity.
Enhanced Water Flux and Energy Efficiency
By refining the layer-by-layer self-assembly process, we meticulously control the thickness of the functional layer, achieving an impressive 3x reduction compared to traditional membranes. This advancement yields >3x higher water flux and 30% lower energy consumption.
Novel Polymer Materials with Superior Chemical Stability
Breaking free from the confines of polyamide, our team employs state-of-the-art hydrophilic polymers, such as modified polysulfones, and innovative ceramic-organic hybrids. These materials offer unparalleled oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and pH tolerance (maintaining stability across a wide pH range of 1-12).
Anti-Fouling Surface Engineering
The integration of a superhydrophilic surface (contact angle <10°) with nanoparticle reinforcement dramatically curtails organic fouling tendencies by 50%, extending the intervals between chemical cleanings from 3 months to an impressive 6 months, and slashing maintenance costs by an astonishing 40%.
With a steadfast commitment to excellence, Proshare Innovation Suzhou Co., Ltd. proudly holds the Health & Safety Management System Certificate, ensuring our operations are safe and secure. We also have the esteemed Environmental Management System Certificate, showcasing our dedication to sustainable practices. Our ISO9001 Quality System Certificate further underscores our unwavering commitment to superior quality in every product, especially the Proshare Bw4040 Dependable RO System Membrane Filter, designed for longevity and reliability.
At the forefront of innovation, we have secured an Invention Patent for membranes production, marking a pivotal advancement in filtration technology. Additionally, our Invention Patent for the remarkable multi-layer RO membrane highlights our dedication to pioneering breakthroughs in the water purification industry, offering enhanced durability and performance. We are proud to announce our RoHS Compliance Certificate, which guarantees that our products, such as the Proshare Bw4040 Dependable RO System Membrane Filter, meet all necessary environmental standards. This certification reflects our commitment to producing environmentally friendly and health-conscious products, aligning with global standards of responsible manufacturing.
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. stands at the forefront of pioneering technology as a national high-tech enterprise. Our expertise lies in the research, development, and industrial application of third-generation thin-film nanocomposite (TFN) membranes, catering to reverse osmosis (RO), nanofiltration (NF), and various material separation needs. Established in 2017 by a team of visionary overseas-returned doctoral experts, led by the esteemed Dr. Lin Xiaofeng-honored with national-level talent accolades-we proudly position ourselves as the sole domestic TFN membrane manufacturer in China.
Core Competencies
Technological InnovationOur innovative edge shines through as we pioneered the application of TFN technology to nanofiltration membranes. This groundbreaking work has enabled us to achieve full independence in R&D, alongside localized production for both membranes and manufacturing equipment.
Intellectual PropertyWith a robust portfolio of over 31 patents, our membranes deliver performance that meets, and often surpasses, internationally leading standards, effectively replacing foreign monopolized products in the market.
Production CapacityOur operations include a cutting-edge 2,000 m² R&D facility alongside a sprawling 15,000 m² production base, ensuring efficiency and scale.
FundingOur financial robustness is demonstrated through successful completion of Pre-A Round (2023) and A Round (January 2025) financing, with strong backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market RecognitionProshare Innovation is proudly recognized as a preferred supplier by prominent listed environmental engineering firms and state-owned enterprises, attesting to our market impact and reliability.
Leadership:Spearheading our transformative initiatives is Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg (France). Laureled with provincial and national talent awards such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent, Dr. Lin propels our R&D advancements in the industrialization of TFN membranes.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Complete water treatment solutions
We provide revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment system solutions tailored to customer needs.
A: Customization capabilities
Our solutions are backed by national expert teams and cutting-edge research from Tsinghua University Suzhou Environmental Innovation, ensuring bespoke solutions for each client.
A: Ensuring quality and delivering worth.
Our premium solutions do not only meet expectations but deliver significant ROI for our customers, offering training, support, and robust services that leverage our local expertise to make a global impact.
A: Collaborating with our customers
Inspired by our customers' daily dedication, we strive to provide the invaluable resource of clean water, fostering a thriving partnership for a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a dedicated manufacturer with an in-house International Trade Department, enabling us to comprehend customer requirements thoroughly and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We offer unparalleled after-sales service, with engineers available for overseas service under the guidance of our merchandisers and translators.
(4) Q: How about the quality?
A: We source the main sub-assembly and raw materials from leading enterprises. Our key components are devised by our adept staff, and our professional assembly line and stringent quality test systems ensure that we meet your highest quality standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year warranty, adhering to International standards. Our dedicated support team is available 24/7 to assist with any inquiries you might have about our machine, ensuring your experience with us is seamless and satisfying.
(6) Q: Certification?
A: Tsingxi proudly holds certifications in ISO9001, ISO14001, and ISO45001, showcasing our commitment to quality and environmental responsibility. Our products are meticulously crafted to align with esteemed technical standards like 3C and CE, and every item is officially certified by the Industry Administration Authority, reflecting our dedication to excellence. As we forge ahead, Tsingxi is determined to elevate its standing as a leading high-tech innovator in the global water treatment arena, setting benchmarks in quality and innovation.
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