PSI MEMBRANE® Pro-Acid NF35 Series high pressure acid-resistant membraneIncorporating groundbreaking Thin Film Nanocomposite (TFN) technology, this state-of-the-art membrane has been meticulously crafted to treat and recycle challenging wastewater. With its high productivity and robust, fouling-resistant design, industrial users are provided with a reliable and highly efficient solution. Achieve water recovery in Minimal Liquid Discharge (MLD) systems while rejecting TDS levels of over 170,000 mg/L, offering customers unparalleled operational cost-effectiveness.
Key Features:
Working pH Range: 0-12:This acid-resistant, high-pressure membrane thrives in a pH range of 0-12, ensuring long-term stability and superior cleaning efficiency.
Excellent Anti-fouling:Designed for durability, the TFN membrane offers outstanding resistance to fouling, ensuring dependable long-term performance.
Unmatched Cost Efficiency:Capable of achieving system rejection of total dissolved solids (TDS) levels up to 170,000 mg/L, this membrane significantly reduces concentrate stream volume, optimizing standard system operations.
Professional Technical Service:An elite national-level expert team is at your service, providing clients with exceptional first-class technical support.
Key Applications:
Expertly tailored for industrial acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) operations.
Perfect for industrial resource recovery and recycling, including metals, new energy lithium extraction from lakes, and chemical & petrochemical industries.
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. Our high-performance nanofiltration membrane offers exceptional water yield and impressive desalination rates, validated under rigorous standard test conditions. Tested with a 2000 ppm MgSO4 solution at a pressure of 580 psi (4.0 MPa) and a temperature of 77 °F (25 °C), this membrane demonstrates its efficiency with a 15% recovery rate per single membrane.
2. Expect a consistent water yield with a variation range of just +/-15%, ensuring reliable performance in your applications.
Operating Conditions:
| 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 garnered extensive expertise by tailoring its cutting-edge technical solutions for industries demanding ultrapure water. This is pivotal for myriad industrial processes, including advanced waste water treatment, seamless reuse of water, and the innovative recycling of resources.
Our operations span multiple critical industry sectors such as petrochemical, mining, lithium extraction from salt lakes, recycling of lithium iron phosphate & lithium batteries, semiconductor processing, seawater desalination, reclaimed water systems, leachate management, synthetic biology, copper foil, pharmaceuticals, and power generation.
Furthermore, our innovative solutions cater to steam boiler feeds, the food & beverage industry (including mineral water bottling, soft drinks, and juices), painting lines, dairy production, ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, ensuring efficiency and quality across domains.
Municipal and Civil use
We deliver cutting-edge, scalable solutions for the efficient and sustainable management of wastewater and effluents. Our diverse portfolio, enriched with patented technologies and backed by national-level experts and renowned scientific research institutions, instills confidence among municipalities adhering to stringent health and environmental standards. We are committed to the continuous enhancement of our sanitation systems, leveraging systematic feedback from our field engineers to ensure optimal performance.
Our profound sewage treatment expertise forms the backbone of the support we offer to help you achieve your sustainable development objectives. As a leader in sustainable development, we provide an extensive array of solutions, including:
Advanced sanitation technologies.
Innovative recovery processes for reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in desalination technology is also pivotal in the realm of water desalination for civil use, particularly in hotels and touristic resorts. A steady fresh water supply is crucial for these infrastructures. Reverse osmosis (R.O.) solutions for seawater and brackish water desalination offer a robust alternative that meets the escalating demands of rapidly expanding touristic regions.
Farming applications
Water plays a vital role in ensuring the well-being and optimal performance of farm animals, such as cattle, chickens, sheep, and pigs. While the quantity of water is crucial, its quality significantly impacts the animals' growth and health.
Farm water sources vary, including water wells, civil water networks, and occasionally rivers or other superficial sources. Ensuring the water quality is paramount to safeguarding animal health.
Apart from civil networks that contain free chlorine, water from other sources often contains elevated levels of dissolved and suspended solids and pathogens. Reverse osmosis technology has proven most effective at mitigating these adverse effects. To protect animal health, contaminated farm water should undergo technological treatment to remove harmful substances.
Proshare Tailor-Made Solutions: Crafted to meet the unique needs of each client, our solutions are customized for optimal performance and satisfaction. TFN Special Acid-Resistant and High-Pressure Membranes: Engineered for excellence, these membranes stand as a robust solution against challenging conditions. Specifically Designed for Wastewater Treatment in Petrochemical and Refining Industries: Truly Achieving Zero Liquid Discharge, these solutions epitomize sustainability and efficiency.
Proshare Tailor-Made Solutions TFN Special Acid-Resistant and High-Pressure Membranes: The ultimate separation and concentration device designed for excellence in Wastewater Treatment: This advanced technology efficiently manages ammonium sulphate desulphurisation, achieving wastewater concentration levels up to 40 times. This results in a concentrated ammonium sulphate solution ≥ 20%, dramatically cutting energy consumption for subsequent evaporation and crystallisation. Users benefit from substantial cost savings, while the produced water quality consistently meets the China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 for circulating water make-up. With this, zero wastewater discharge is genuinely accomplished.
This Exceptional Outcome: The success of our approach has led to further orders from other subsidiaries within the group, cementing our reputation for reliability and innovation.
This Membrane Versatility: Also suitable for other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate in industries such as energy, refining, chemical, and metallurgy. The integration with the latest ammonia desulphurisation technology and carbon capture supports the evolution of the green industry chain, aligning perfectly with the national dual-carbon policy.
Proshare TFN-SEP Customized NF Membrane: Revolutionizing Lithium Extraction by Dramatically Increasing Permeate Rate Up to 96.6%,While Achieving a Remarkable Retention Rate of Mg2+ > 99%, andCa2+ Retention Rate > 98%, ensuring unparalleled efficiency and reliability.
Technical Bottlenecks Overcome: In membrane separation processes like Nanofiltration and Reverse Osmosis for lithium extraction from salt lakes, traditionally challenged by Membrane Fouling, Membrane Fouling,Low Selectivity < 80%, HighHigh Energy Consumption, which accounts for 30%-40% of total cost, and ShortShort Membrane Lifespan of just 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane: Demonstrating Unmatched
Performance Excellence in Performance Data in a Lithium Extraction Project at Lakkor Tso Salt Lake, Tibet, China: Showcasing the efficacy of only a 2-stage NanofiltrationProcess Combined with +1 Stage RO, Providing
Unparalleled Efficiency: Pushing boundaries with our advanced solutions, achieving remarkable results. Performance Excellence with Proshare's Tailor-Made Membrane Solutions.Our High-Performance Nanofiltration Membrane is a true marvel in water treatment, engineered to refine water containing Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L with unmatched precision. It boasts an impressive Mg2+ retention rate exceeding 99% and a Ca2+ retention rate surpassing 98%, ensuring the highest purity for lithium extraction. permeate With a remarkable permeate rate of 96.6%, this membrane exhibits a robust flux close to 20LMH, all achieved under a manageable operating pressure of 1MPa, delivering outstanding efficiency and performance.Our cutting-edge membrane technology is a testament to environmental stewardship and economic efficiency, enhancing product purity and quality in an eco-friendly manner. It represents a perfect fusion of innovation and sustainability.
Proshare PSI MEMBRANE Desalination RO Membrane Expertly crafted for Desalination in Grand Oceanic Adventures like Cruise Ships
Traditionally dominated by a handful of global giants, the use of desalination membranes on luxurious international cruise ships presents unique challenges. As these vessels traverse diverse waters, the salinity and temperature of the feed water vary significantly. Thus, our membranes are designed to seamlessly adapt to these changing conditions, ensuring a stable and reliable water supply that meets the rigorous demands of ocean-bound travel.
Our PSI MEMBRANE Pro-HR-SW seawater desalination membranes have redefined excellence with their superior desalination rate and consistent water production. They consistently produce water that meets the stringent standards set by the cruise industry, establishing a new benchmark for quality.
This extraordinary achievement led to the widespread replacement of desalination membranes on three more prestigious cruise ships. Proshare has emerged as the pioneering national brand to secure prestigious international luxury cruise ship orders for desalination RO membranes, marking a significant breakthrough in the maritime industry.
A Comprehensive Water Treatment Solutions for Creating Ultra-Pure Water in the Semiconductor Sector
Within the semiconductor industry, the expectations for the desalination rate of electronic-grade ultra-pure water are exceptionally stringent, a benchmark that only a selective few brands can achieve.
Leveraging Proshare's revolutionary TFN membrane technology, combined with the TsingXi team's extensive expertise in water treatment, our complete water treatment plant solutions excel in rejecting salt, boron, and TOC. This system consistently meets the demanding water production standards required by the semiconductor industry.
This exceptional outcome facilitated our acquisition of a prestigious electronic ultra-pure water treatment project from a prominent Japanese listed company, further cementing our reputation in the industry.
Proshare Innovative Team's Pioneering Breakthrough in Advanced Reverse Osmosis Membrane Technology
Proshare Our dynamic team at Proshare has ingeniously pioneered a new era in reverse osmosis membranes, utilizing cutting-edge polymer interface nano-self-assembly technology. We have transcended the constraints of conventional membrane development with two monumental advancements:
Revolutionary Ultra-Thin Separation Layer: By masterfully harnessing polymer interface nanotechnology, our experts have dramatically reduced the separation layer thickness to an awe-inspiring level-over threefold thinner than the classic polyamide thin film which was previously restricted to 100 nm. This transformative leap significantly bolsters water flux, resulting in a marked enhancement in permeability.
Unmatched Performance Enhancement: The strategic incorporation of nanoparticles and specialized hydrophilic polymers has ushered in groundbreaking advancements in hydrophilicity, anti-fouling capability, durability, and oxidation resistance of the membrane.
When compared to traditional polyamide reverse osmosis membranes, Proshare's ingenious innovation exhibits significant breakthroughs across four pivotal areas:
Self-Assembled Nanocomposite Films
By integrating nano-scale precision control with nano-doping modification, we craft ultra-thin, highly ordered separation layers using polymer interface nanotechnology, effectively overcoming conventional polyamide membranes' limitations in thickness uniformity and material diversity.
Dramatic Enhancement in Water Flux and Energy Efficiency
Through meticulous optimization of the layer-by-layer self-assembly process, we maintain precise control over functional layer thickness, achieving a phenomenal threefold reduction compared to standard membranes, leading to >3x the water flux and a remarkable 30% reduction in energy consumption.
Innovative Polymer Materials with Superior Chemical Resilience
Surpassing traditional polyamide usage, our team utilizes state-of-the-art hydrophilic polymers, such as modified polysulfones and ceramic-organic hybrids. These materials exhibit extraordinary resistance to oxidation (withstanding exposure to 10 ppm chlorine) and impressive pH tolerance (retaining stability within a pH range of 1-12).
Revolutionary Anti-Fouling Surface Engineering
The superhydrophilic surface, with a contact angle of less than 10°, enhanced with nanoparticle reinforcement, achieves a 50% reduction in organic fouling propensity. This extension in chemical cleaning cycles from 3 to 6 months results in maintenance cost reductions of 40%.
Our prestigious certifications underscore our commitment to excellence and environmental stewardship. We proudly hold the Health & Safety Management System Certificate, ensuring the well-being of our workforce and sustainable practices. Our Environmental Management System Certificate reflects our dedication to eco-friendly operations, while the ISO9001 Quality System Certificate represents our unwavering commitment to superior quality standards.
We hold groundbreaking invention patents that set us apart in the industry. Our Invention Patent of Membranes Produce showcases our expertise in membrane technology, and the Invention Patent of Multi-layer RO Membrane highlights our innovative approach to enhancing reverse osmosis efficiency and performance. RoHS Compliance Certificate
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. stands as a beacon of excellence in the high-tech realm, dedicated to the pioneering research and industrial enhancement of third-generation thin-film nanocomposite (TFN) membranes. These are specifically tailored for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Founded in 2017 by the visionary Dr. Lin Xiaofeng and a team of internationally trained experts, the company is a proud national high-tech enterprise and the only domestic producer of TFN membranes in China.
Core Competencies
Technological Innovation: As trailblazers, we have deftly integrated TFN technology into nanofiltration membranes, achieving not only complete autonomy in R&D but also advancing localized production for membranes and their manufacturing equipment.
Intellectual Property: With an impressive portfolio of over 31 innovative patents, our membranes have set benchmarks, reaching international standards and effectively substituting previously monopolized foreign products.
Production Capacity: We boast a robust infrastructure with a 2,000 m² R&D facility complemented by an expansive 15,000 m² production base, ensuring substantial production capabilities.
Funding: Successfully secured Pre-A Round (2023) and A Round (January 2025) financing, supported by the prestigious Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Honored as the preferred supplier by leading listed environmental engineering firms and prominent state-owned enterprises.
Leadership:At the helm is Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from France's renowned University of Strasbourg. Recognized with prestigious accolades such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent, Dr. Lin spearheads our pioneering R&D advancements in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: Complete Water Treatment Solutions
We offer cutting-edge Thin Film Nanocomposite (TFN) membranes, membrane elements, and comprehensive water treatment system solutions that revolutionize the industry.
A: Customization Capabilities
Supported by national expert teams and in collaboration with Tsinghua University Suzhou Environmental Innovation, we tailor solutions to meet unique customer needs.
A: Ensuring Quality and Delivering Worth
Our premium solutions not only guarantee exceptional quality but also promise significant ROI for our clients. We offer training, support, and services, and leverage our local expertise to compete in global markets, ensuring unmatched value. By providing exceptional training, support, and services, we bring our local expertise to global markets, ensuring unmatched value.
A: Collaborating with Our Customers
Our greatest inspiration is derived from our clients and their relentless pursuit of providing the most vital source of hope-clean water. Together, we strive for a world optimized by water efficiency.
(2) Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer with our own International Trade Department, we possess the unique advantage of understanding customer needs intricately, enabling us to offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide skilled engineers who are available for overseas service, working under the guidance and translation of our merchandisers, ensuring seamless after-sales support.
(4) Q: How about the quality?
A: We source main sub-assemblies and raw materials from leading companies, while our team innovates key components. Our professional assembly line and rigorous quality testing ensure your expectations for high quality are surpassed.
(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 team is at your service round-the-clock, 24/7. For any inquiries or assistance regarding our advanced machines, feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi proudly holds certifications including ISO9001, ISO14001, and ISO45001, underscoring our commitment to exceptional quality and environmental stewardship. Our products are meticulously crafted to comply with the stringent 3C and CE technical standards. Each product is officially certified by the Industry Administration Authority, affirming our dedication to excellence. Tsingxi remains steadfast in its mission to emerge as a leading high-tech powerhouse in the global water treatment sector.
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