PSI MEMBRANE® Pro-Acid NF35 Series - A Revolutionary High-Pressure Acid-Resistant Membrane SolutionInfused with groundbreaking Thin Film Nanocomposite (TFN) technology, this membrane is expertly engineered to treat and recycle even the most demanding wastewater environments. Its high productivity, durability, and outstanding fouling resistance make it an unparalleled choice for industrial users aiming for exceptional water recovery. It efficiently supports Minimal Liquid Discharge (MLD) systems by rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L, thus ensuring customers benefit from the most optimal operation costs.
Key Features:
Operational pH Range 0-12:This acid-resistant, high-pressure membrane boasts a wide operational pH range of 0-12, ensuring long-term stability and enhanced cleaning efficiency.
Outstanding Anti-fouling Capability:Featuring a robust design with fouling-resistant TFN membrane technology, it guarantees reliable and consistent long-term performance.
Unmatched Cost Efficiency:Achieves the remarkable feat of rejecting TDS levels up to 170,000 mg/L while minimizing the concentrate stream volume under standard system operations.
Professional Technical Service:Our national-level expert team is committed to providing clients with first-class technical support, ensuring seamless operation and satisfaction.
Key Applications:
Expertly tailored for industrial acidic wastewater treatment plants, offering optimal solutions for complex environmental challenges. Ideal for Industrial Minimal- and Zero-Liquid Discharge (MLD/ZLD) processes.
Perfect for industrial resource recovery and recycling, including applications in metals, new energy lithium extraction from lakes, and the chemical & petrochemical industries.
Water Softening
| 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. Experience the extraordinary efficiency of our Versatile Nanofiltration Membrane, specifically designed to achieve water yield and desalination under optimal conditions. Our standard test conditions include using a 2000 ppm MgSO4 solution at a pressure of 580 psi (4.0 MPa), with a temperature of 77°F (25°C) and a 15% recovery rate per single membrane. These parameters ensure a consistent and reliable performance that meets your high standards.
2. Expect precision with every use, thanks to the meticulous design of our membranes, which allow a variation range of water yield of +/-15%, offering flexibility and adaptability in diverse applications.
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 Proshare has honed its expertise by crafting innovative technical solutions for the industrial sector, where the demand for absolutely pure water is paramount. Our solutions span critical areas such as industrial processes, wastewater treatment, and resource recycling.
We actively engage with leading sectors, including petrochemical, mining, lithium extraction from salt lakes and lithium iron phosphate, as well as lithium battery recycling. Our impact extends to the semiconductor industry, seawater desalination, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our diverse applications also cater to steam boiler feeding systems, the food and beverage industry (including mineral water bottling, soft drinks, and juice production), painting lines, dairies, ice cream parlors, laundries, hospitals, textile factories, mechanical industries, and steel companies.
Municipal and Civil use
We are at the forefront of providing pioneering and scalable wastewater and effluent solutions, empowering our customers with efficient and sustainable treatment options. Our extensive portfolio of patented technologies, combined with collaboration with national-level experts and scientific research institutions, ensures that municipalities adhering to stringent health and environmental regulations can achieve peace of mind. Our commitment to excellence drives us to continuously refine our sanitation systems, informed by systematic feedback from our field engineers.
Our prowess in sewage treatment forms a cornerstone of our support to help you achieve your sustainable development goals. As a leader in sustainable development, Proshare offers a comprehensive range of solutions that encompass:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive expertise in desalination technology is applied to the realm of civil water needs, particularly in hotels and touristic resorts. With fresh water supply being crucial for these infrastructures, our reverse osmosis solutions for seawater or brackish water desalination effectively meet the growing water requirements of rapidly expanding tourist areas.
Farming applications
Water is essential not only for the well-being of animals such as cattle, chickens, sheep, and pigs but also for ensuring optimal productivity. The quality of water is as critical as its quantity in influencing the desired growth and performance of farm animals.
Farms utilize water from diverse sources, including water wells, municipal water networks, and to a lesser extent, rivers and other surface sources. Ensuring the quality of this water is crucial for farm operations.
Water from non-civil sources typically contains high levels of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology has proven to be the most effective in mitigating these negative effects. Contaminated farm water should be treated with advanced technology to reduce harmful substances, safeguarding animal health.
Proshare: Pioneers in Filtration Technology Tailor Made Solutions Introducing TFN Special Acid-Resistant and High-Pressure Membranes Revolutionizing Wastewater Treatment in Petrochemical and Refining Industries - Achieving True Zero Liquid Discharge
Proshare: Innovating for a Cleaner Future Customized Solutions Tailored to Your Needs TFN Special Acid-Resistant and High-Pressure Membranes: Advanced Separation and Concentration Device for High-Efficiency Wastewater Treatment with Ammonium Sulphate Desulphurisation: Achieving Concentration Up to 40 Times with Ammonium Sulphate Concentration ≥ 20%. This reduces energy consumption for subsequent evaporation and crystallisation, offering substantial cost savings. The water quality consistently meets China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, achieving true zero wastewater discharge.
This Outstanding Achievement Has Garnered Additional Orders from Other Group Subsidiaries.
This Membrane Technology is Also Suitable for Other High-Temperature, Highly Acidic Wastewater Scenarios in Sectors like Energy, Refining, Chemical, and Metallurgical Industries. The latest advancements in ammonia desulphurisation combined with carbon capture bolster new energy consumption and propel the development of the green industry chain, aligning with the national 'dual-carbon policy'.
Proshare: Leading the Charge TFN-SEP Customized NF Membrane Dramatically Boosts Lithium Permeation Rate to an Impressive 96.6%,with Mg2+ Retention Rate Exceeding 99%,and Ca2+ Retention Rate Over 98%
Addressing the Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes, Challenged by membrane fouling,low selectivity <80%,high energy consumption accounting for 30%-40% of total cost,short membrane lifespan of just 2-3 years.
Proshare PSI Membrane: Your Solution Partner TFN-SEP Customized NF /RO Membranes
Set a New Standard with Superior performance data in a LithiumExtraction Extraction project at Lakkor Tso Salt Lake , Tibet, China: Achieving Efficiency with Just 2-Stage Nanofiltration
Engage in process advancement with +1 stage RO, enhancing separation efficiency and optimizing water purification capabilities.Production water specifications include Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L. Experience remarkable retention rates with Mg2+ > 99% and Ca2+ > 98%, demonstrating our system's superior filtration abilities, even for challenging ions like lithium. permeate Achieve a permeate rate of 96.6%, with an impressive flux nearing 20LMH, all under an optimal operating pressure of 1MPa, maximizing efficiency and performance.Our proven membrane technology stands as an epitome of environmental and economic sustainability, significantly enhancing product purity and quality, ensuring excellence in every aspect.
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
In the realm of international luxury cruise ships, desalination membranes have been historically dominated by a select few brands. The dynamic quality of feed water, influenced by salinity and temperature variations throughout the cruise, necessitates membranes that adapt seamlessly to diverse conditions, ensuring stable and reliable water production to meet the extensive demands of oceanic voyages.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes exhibit unparalleled performance, excelling in desalination rates and consistent water output, meeting the exacting standards required by cruise ships, thus redefining excellence in marine water treatment.
This exceptional achievement catalyzed the replacement of desalination membranes across three additional cruise ships. Proshare's triumph marks a historical milestone as the pioneering national brand securing prestigious international luxury cruise ship orders for advanced desalination RO membranes.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
In the demanding world of electronics, where ultra-pure water desalination standards are exceptionally high, only an elite few brands can fulfill these stringent requirements, showcasing the pinnacle of technological prowess.
Leveraging Proshare's groundbreaking TFN membrane technology combined with the TsingXi team's extensive expertise in water treatment, we present an unparalleled complete water treatment solution. This system delivers outstanding rejection of salt, boron, and TOC, aligning with the semiconductor industry's rigorous water production standards.
This successful outcome paved the way for securing the Japanese listed company's electronic ultra-pure water treatment project, underscoring our leadership and innovation in the field.
Proshare - A Vanguard in Innovation Pioneering Breakthroughs in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare - A Symbol of Excellence Our team has masterfully crafted a new era of reverse osmosis membranes using groundbreaking polymer interface nano-self-assembly technology, transcending the confines of traditional membrane development with two significant innovations:
Revolutionary Ultra-Thin Separation Layer: Through the exquisite use of polymer interface nanotechnology, we've achieved a remarkable reduction in the separation layer's thickness, making it at least three times thinner than the conventional polyamide thin films, which were constrained to a minimum of 100 nm. This monumental innovation greatly amplifies water flux, substantially boosting permeability.
Superior Performance Enhancements: With the infusion of nanoparticles and bespoke hydrophilic polymers, our advancements have propelled the membrane's hydrophilicity, anti-fouling capacity, robustness, and resistance to oxidation to groundbreaking levels.
In comparison to traditional polyamide reverse osmosis membranes, Proshare's groundbreaking innovation marks advancements in four pivotal domains:
Self-Assembled Nanocomposite Films for Precision and Diversity
By marrying nano-scale precision control with nano-doping modification, we've forged ultra-thin, meticulously ordered separation layers through polymer interface nanotechnology. This strategic approach demolishes the barriers of conventional polyamide membranes regarding thickness uniformity and material diversity.
Enhanced Water Flow and Superior Energy Efficiency
Through meticulous optimization of the layer-by-layer self-assembly process, the functional layer's thickness is harmoniously controlled, achieving a remarkable 3x reduction from traditional membranes, culminating in over 3 times the water flux and an impressive 30% reduction in energy consumption.
Innovative Polymer Materials Boasting Exceptional Chemical Stability
Expanding beyond polyamide, our team employs cutting-edge hydrophilic polymers, such as modified polysulfones, alongside ceramic-organic hybrids. These materials are renowned for their outstanding resistance to oxidation (capable of withstanding exposure to 10 ppm chlorine) and demonstrate remarkable tolerance to pH variations (sustaining stability across a pH range of 1-12).
Revolutionary Anti-Fouling Surface Engineering
Our superhydrophilic surface, boasting a contact angle of less than 10°, combined with nanoparticle reinforcement, dramatically diminishes organic fouling potential by 50%, extending chemical cleaning intervals from 3 to 6 months and slashing maintenance costs by a significant 40%
Our company proudly holds several prestigious certifications that attest to our commitment to excellence and sustainability. We have obtained the Health & Safety Management System Certificate, which highlights our dedication to maintaining a safe and healthy environment for our team and clients. Furthermore, our Environmental Management System Certificate demonstrates our proactive approach to minimizing our ecological footprint. Additionally, we are ISO9001 certified, ensuring that our quality management systems consistently meet the highest industry standards.
Our Technological Edge We are also proud to be RoHS COMPLIANT, which confirms that our products meet strict restrictions on the use of hazardous substances, ensuring safer products for both consumers and the environment.
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. stands as a beacon of technological prowess, a national high-tech enterprise dedicated to the research, development, and industrialization of pioneering third-generation thin-film nanocomposite (TFN) membranes. Specializing in applications ranging from reverse osmosis (RO), nanofiltration (NF), to advanced material separation, Proshare was founded in 2017 by a remarkable team of doctoral experts returning from overseas, under the visionary leadership of Dr. Lin Xiaofeng, a laureate of prestigious national talent programs. As the unrivaled domestic manufacturer of TFN membranes in China, we are propelling the nation to the forefront of membrane technology.
Core Competencies
Technological Innovation: Our pioneering spirit is evident in our groundbreaking application of TFN technology to nanofiltration membranes, showcasing our fully independent R&D capabilities and the localized production of both membranes and bespoke manufacturing equipment.
Intellectual Property: With a robust portfolio of over 31 patents, our cutting-edge membrane performance reaches international benchmarks, effectively replacing formerly monopolized foreign products with superior domestic alternatives.
Production Capacity: Our operations include a state-of-the-art 2,000 m² R&D facility and an expansive 15,000 m² production base, equipped to meet diverse industrial demands.
Funding: Amplified by successful Pre-A Round (2023) and A Round (January 2025) financings, supported by influential entities such as the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, positioning us for dynamic growth and innovation.
Market Recognition: Our reputation as a preferred supplier is affirmed by collaborations with leading listed environmental engineering firms and state-owned enterprises, attesting to our credibility and quality.
Leadership:At the helm, Dr. Lin Xiaofeng, an esteemed Ph.D. graduate from the University of Strasbourg (France), has been distinguished with numerous provincial and national talent accolades, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent, guiding our R&D to pioneering breakthroughs in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: We offer comprehensive water treatment solutions that are both revolutionary and reliable.
We provide groundbreaking Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and innovative water treatment systems tailored to meet specific needs.
A:Customization capabilities
Supported by a formidable team of national experts and Tsinghua University Suzhou Environmental Innovation, our customization capabilities are unparalleled.
A:Ensuring quality and delivering worth.
Our premium solutions not only meet high standards but also offer substantial returns on investment for our clients. We provide extensive training, robust support, and services, leveraging our local expertise to succeed in global markets. training, support, and services, and bring our local expertise to global markets.
A:Collaborating with our customers
Inspired by our customers' daily endeavors to provide clean water, we thrive together to create a water-optimized world, delivering the most valuable source of hope.
(2)Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer with an in-house International Trade Department, we have a keen understanding of customer needs, enabling us to offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our after-sale service is robust, with engineers available for overseas service, supported by merchandiser supervision and translation to ensure seamless communication.
(4) Q: How about the quality?
A: We ensure top-tier quality, sourcing main sub-assemblies and raw materials from large, reputable companies, while our dedicated team develops key components. Our professional assembly line and stringent quality testing systems guarantee superior quality.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy a comprehensive 1-year warranty aligned with international standards. Our dedicated team is available online 24/7 to address any inquiries or assistance you may need with our machine. Connect with us anytime for expert support.
(6) Q: Certification?
A: Tsingxi proudly holds ISO9001, ISO14001, and ISO45001 certifications, underscoring our commitment to excellence. Our products are meticulously crafted to comply with the rigorous technical standards of 3C and CE. Each of our offerings is fully certified by the esteemed Industry Administration Authority, ensuring the highest quality. In our relentless pursuit of innovation, Tsingxi aims to fortify its position as a pioneering high-tech leader in the global water treatment market.
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