PSI MEMBRANE® Pro-Acid NF92 Series: A high-pressure, acid-resistant marvelIncorporating cutting-edge Thin Film Nanocomposite (TFN) technology, this membrane is expertly crafted to treat and recycle complex wastewater streams. With its high productivity, robust durability, and exceptional fouling resistance, it offers industrial users an unparalleled solution for achieving optimal water recovery in Minimal Liquid Discharge (MLD) systems. Capable of rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L, it ensures an optimal balance of reliability and cost-efficiency.
Key features:
Versatile pH Range (0-12):This acid-resistant, high-pressure membrane thrives in a wide pH range of 0-12, delivering long-term stability and superior cleaning efficiency.
Outstanding Anti-fouling Capabilities:Engineered with a robust, fouling-resistant TFN membrane, it guarantees reliable and long-lasting performance.
Unrivaled Cost Efficiency:Designed to achieve system rejection of total dissolved solids up to 170,000 mg/L while significantly reducing concentrate stream volume, maintaining excellent cost-efficiency within standard system operations.
Exemplary Technical Service:Our national-level expert team stands ready to deliver first-class technical support to our valued clients.
Key Applications:
Precision-engineered for industrial acidic wastewater treatment facilities Perfect for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) strategies.
A vital component for industrial resource recovery and recycling, including metal recovery, innovative lithium extraction from lakes, and applications in the chemical and petrochemical industries.
Expertly tailored for Softening processes
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Stable Salt Rejection
(%) |
| Pro-Acid-NF98-8040 |
400(37.2) |
34 |
12000(45.4) |
98 |
| Pro-Acid-NF96-8040 |
400(37.2) |
34 |
18000(68.1) |
96 |
| Pro-Acid-NF92-8040 |
400(37.2) |
34 |
22000(83.2) |
92 |
| Pro-Acid-NF80-8040 |
400(37.2) |
34 |
24000(90.8) |
80 |
| Pro-Acid-NF35-8040 |
400(37.2) |
34 |
36000(139.5) |
35 |
1. The water yield and desalination rates of our Reliable Nanofiltration Membrane with Large Flux and 92% Salt Rejection are meticulously measured under these precise standard test conditions: utilizing 2000 ppm MgSO4, at a pressure of 580 psi (4.0 MPa), maintaining a temperature of 77°F (25°C), and achieving a recovery rate of 15% for each single membrane. These conditions ensure the membrane's efficiency and performance.
2. Experience a robust performance with a variation range of water yield set at +/-15%, accommodating diverse operational environments while delivering consistent results.
Operating Condition:
| Operating Limits |
Unit |
Value |
| Maximum operating pressure |
psi (bar) |
1200(83) |
| Maximum feed water temperature |
°F (°C) |
122(50) |
| Maximum pressure drop |
bar |
1 |
| Continuous operation pH range |
|
0-12 |
| Cleaning PH range |
|
0-13 |
| Maximum feed water SDI15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Through its profound expertise, Proshare has diligently curated invaluable experiences by offering bespoke technical solutions to the industrial sector. Here, the emphasis is on achieving absolute purity in water, critical for diverse industrial processes, innovative wastewater treatment and reuse, and efficient resource recycling.
We actively engage with leading industry sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate and lithium battery recycling, semiconductors, seawater desalination, reclaimed water, leachate management, synthetic biology, copper foil processing, pharmaceuticals, and power generation.
Our expertise extends to specialized applications including steam boiler feed systems, the food and beverage industry (encompassing mineral water bottling, soft drinks, and juices), painting lines, dairy and ice cream production, laundries, hospitals, textile manufacturing, mechanical industries, and steel companies.
Municipal and Civil Use
We proudly deliver cutting-edge and scalable solutions tailored for efficient and sustainable wastewater and effluent treatment. With our extensive portfolio of patented technologies and collaboration with national-level experts and scientific research institutions, we assure municipalities of compliance with stringent health and environmental standards. Our commitment to excellence drives us to continuously enhance our sanitation systems, powered by systematic feedback from our field engineers.
Our extensive sewage treatment expertise forms a cornerstone of the knowledge we offer, supporting your pursuit of sustainable development goals. As a pioneering force in sustainable development, we boast a comprehensive array of solutions including:
Advanced sanitation technologies.
Efficient recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Leveraging Proshare's extensive experience in desalination technology, we extend our prowess to civil water desalination tailored for hotels and tourist resorts. Ensuring a reliable fresh water supply is crucial for such infrastructures, and our R.O. seawater or brackish water desalination solutions adeptly meet the capacity demands of rapidly expanding tourist areas with their escalating water requirements.
Farming Applications
Water plays a vital role in sustaining livestock health-be it cattle, chickens, sheep, or pigs-while driving optimal animal performance. Beyond quantity, the qualitative aspect of water is crucial to achieving desired growth and productivity in animals.
The water utilized in farming can originate from various sources, including water wells, civil water networks, and, to a lesser extent, rivers and other surface sources.
Excluding civil network water, which contains free chlorine, other sources may have high levels of dissolved and suspended solids and pathogens. Consequently, reverse osmosis technology emerges as the most effective method for mitigating negative impacts. Contaminated farm water requires technological treatment to diminish substances potentially harmful to animals.
Proshare Tailor made: Customized to perfection for unique needs. TFN special acid-resistant and high-pressure membranes for Wastewater Treatment in Petrochemical / Refining, Truly Achieving Zero Liquid Discharge: Transforming wastewater management with groundbreaking efficiency and sustainability.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes separation and concentration device for Wastewater treatment containing ammonium sulphate desulphurisation: Achieve wastewater concentration of up to 40 times! Delivering a remarkable ammonium sulphate concentration of ≥ 20% in the concentrated water, substantially lowering energy costs associated with evaporation and crystallisation. Users enjoy significant cost savings while the water quality consistently meets the Q/SH 0628.2-2014 standard set by China Petroleum and Chemical Corporation. Truly pioneering zero wastewater discharge.
This positive result has gained subsequent orders from other subsidiaries of the group: A testament to our innovative prowess and reliability.
This membrane is also applicable to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate across industries like energy, refining, chemical, and metallurgy. Integrating the latest ammonia desulphurisation technology with carbon capture promotes new energy consumption and green industry chain development, aligning seamlessly with the national 'dual-carbon policy.' Discover the future of sustainable industry practices.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%: Redefining efficiency in lithium extraction.Retention rate of Mg2+ > 99%,Retention rate Ca2+ > 98%: Exceptional selectivity for superior performance.
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 2-3 years: Overcome these challenges with Proshare's cutting-edge technology.
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: Setting new benchmarks in sustainable lithium extraction.:
With only 2 stage Nanofiltration: Witness unparalleled efficiency and precision. Enhance your process efficiency with an advanced +1 stage RO system, specifically designed to optimize performance even under challenging conditions.Our innovative production water process achieves outstanding results with Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L, boasting a remarkable retention rate of Mg2+ > 99% and Ca2+ > 98%, while efficiently managing lithium levels. Enjoy superior quality permeate with our cutting-edge membrane technology. Achieve an impressive permeate rate of 96.6%, with flux reaching near 20LMH under a manageable operating pressure of 1MPa, showcasing exceptional performance.Our proven membrane technology is not only environmentally and economically friendly but also significantly enhances the purity and quality of your products, offering a sustainable and superior solution.
Discover unmatched performance with Proshare PSI MEMBRANE solutions, leading the industry in reliability and innovation. Explore the unparalleled efficiency of our Desalination RO Membrane, designed to exceed expectations in any application. Pioneering solutions for Desalination in diverse and demanding environments. Tailored to meet the specific needs of Cruise Ships, our membranes provide reliable and efficient desalination solutions.
The application of desalination membranes in international luxury cruise ships has been revolutionized by our technology. Historically dominated by a few international brands, the variability in feed water quality such as salinity and temperature with the ship's journey requires membranes that can adapt, ensuring stable and uninterrupted water production essential for ocean-going vessels.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes have set a new standard in the industry, demonstrating superior performance in both desalination rate and stable water production. The water quality achieved meets the strictest requirements onboard cruise ships, ensuring safety and satisfaction.
This extraordinary achievement led to the replacement of desalination membranes on three additional luxury cruise ships. Proshare's triumph positions it as the premier national brand to secure international luxury cruise ship orders for desalination RO membranes, marking a significant milestone in the industry.
A groundbreaking solution in water treatment technology. Explore a Complete Water Treatment Plant designed for generating ultra-pure water specifically tailored for the Semiconductor Industry, ensuring unparalleled quality and precision.
In the realm of electronic-grade ultra-pure water, the membrane desalination rate demands are exceptionally high. Only select brands can achieve these rigorous standards, making our solutions highly coveted.
Leveraging Proshare's revolutionary TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our complete water treatment plant and pure water equipment solutions deliver excellent rejection of salt, boron, and TOC. The system's water production capabilities meet the stringent requirements of the semiconductor industry with ease and efficiency.
This outstanding result paved the way for us to secure the electronic ultra-pure water treatment project with a prestigious Japanese listed company, further solidifying our reputation for excellence.
Proshare Team's Groundbreaking Advancements in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our team has ingeniously crafted an advanced generation of reverse osmosis membranes, utilizing the pioneering polymer interface nano-self-assembly technology. This revolutionary approach has successfully transcended the limitations of traditional membrane development through two pivotal advancements:
Innovative Ultra-Thin Separation Layer: Leveraging the power of polymer interface nanotechnology, our team has remarkably minimized the separation layer thickness to an unprecedented level, making it up to three times thinner than the conventional polyamide thin films, which were previously constrained to 100 nm. This monumental breakthrough dramatically boosts water flux, leading to a notable surge in permeability.
Superior Enhanced Performance: The strategic incorporation of nanoparticles and specialized hydrophilic polymers has precipitated groundbreaking strides in enhancing the membrane's hydrophilicity, anti-fouling capabilities, durability, and oxidation resistance.
In stark contrast to traditional polyamide reverse osmosis membranes, Proshare's cutting-edge innovation showcases breakthroughs across four pivotal domains:
Self-Assembled Nanocomposite Films
With the integration of nano-scale precision control and nano-doping modification, we have crafted ultra-thin, meticulously ordered separation layers through polymer interface nanotechnology. This trailblazing method triumphs over the constraints of conventional polyamide membranes regarding thickness uniformity and material versatility.
Enhanced Water Flux and Remarkable Energy Efficiency
Through the optimization of the layer-by-layer self-assembly process, the functional layer thickness is meticulously controlled, achieving an impressive 3x reduction compared to traditional membranes. This groundbreaking achievement results in over 3x increased water flux and 30% reduced energy consumption.
Innovative Polymer Materials with Outstanding Chemical Stability
Venturing beyond polyamide, our team employs state-of-the-art hydrophilic polymers (such as modified polysulfones) and revolutionary ceramic-organic hybrids. These advanced materials showcase exceptional resistance to oxidation (withstanding 10 ppm chlorine exposure) and pH tolerance (maintaining stability across a pH range of 1-12).
Advanced Anti-Fouling Surface Engineering
The ultra-superhydrophilic surface (with a contact angle of less than 10°) reinforced with nanoparticles significantly reduces organic fouling by 50%, thereby extending chemical cleaning cycles from 3 to 6 months and slashing maintenance costs by a remarkable 40%.
Health & Safety Management System Certificate, Environmental Management System Certificate, ISO 9001 Quality System Certificate
Invention Patent for Membrane Production, Invention Patent for Multi-layer RO Membrane RoHS Compliance Certificate
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise at the forefront of research, development, and industrialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. Specializing in applications for reverse osmosis (RO), nanofiltration (NF), and material separation, this dynamic company was founded in 2017 by a formidable team of internationally experienced doctoral experts. Under the visionary guidance of Dr. Lin Xiaofeng, who is esteemed by national talent initiatives, Proshare Innovation Suzhou stands as the unrivaled domestic pioneer in manufacturing TFN membranes in China.
Core Competencies
Technological Innovation: We have trailblazed the integration of TFN technology into nanofiltration membranes, achieving comprehensive autonomous R&D and localized manufacturing excellence for both membranes and the high-tech equipment that produces them.
Intellectual Property: With an impressive portfolio of over 31 patents, our membrane solutions not only meet but exceed globally leading standards, successfully displacing previously dominant foreign products.
Production Capacity: Our operations are supported by a cutting-edge 2,000 m² R&D facility and a sprawling 15,000 m² production base, ensuring top-tier manufacturing capability.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with robust backing from Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, ensuring sustained growth and innovation.
Market Recognition: Proudly recognized as a preferred supplier by leading environmental engineering firms and state-owned enterprises, affirming our esteemed position within the industry.
Leadership:Dr. Lin Xiaofeng, acclaimed Ph.D. graduate from the prestigious University of Strasbourg (France), is honored with numerous provincial and national accolades, such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent, spearheading transformative R&D breakthroughs that drive TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: Comprehensive water treatment solutions
We provide revolutionary Thin Film Nanocomposite (TFN) membrane sheets, elements, and comprehensive water treatment systems tailored to drive efficiency and innovation.
A: Customization capabilities
Harnessing the expertise of national expert teams and the innovative prowess of Tsinghua University Suzhou Environmental Innovation, we deliver bespoke solutions that meet your specific needs.
A: Ensuring quality and delivering value.
Our premium solutions not only meet high standards but also guarantee substantial ROI for customers. We provide unparalleled training, comprehensive support, and services, while leveraging our local expertise to make a global impact.
A: Partnering with our customers
Our inspiration is deeply rooted in our customers' daily efforts to provide the world's most precious resource-clean water. Together, we thrive towards a water-optimized world.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a distinguished manufacturer with our own International Trade Department, enabling us to fully comprehend customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide expert engineers available for overseas service, with support from merchandisers for seamless communication and assistance.
(4) Q: How about the quality?
A: Our main sub-assemblies and raw materials are sourced from top-tier companies, while key components are innovatively developed by our dedicated team. Our specialized assembly line and rigorous quality testing ensure your high standards are consistently met.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: We proudly offer a comprehensive 1-year warranty that aligns with international standards, ensuring peace of mind for our valued customers. Our dedicated support team is available online 24/7, ready to assist with any inquiries or concerns you may have about our cutting-edge machine.
(6) Q: Certification?
A: Tsingxi takes pride in being an ISO9001, ISO14001, and ISO45001 certified company. Our products are meticulously crafted to adhere to the rigorous technical standards of 3C and CE, ensuring superior quality and safety. Each product is officially certified by the Industry Administration Authority, attesting to our commitment to excellence. At Tsingxi, we are dedicated to continuously enhancing our capabilities, striving to evolve as a leading high-tech enterprise in the global water treatment market.
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