NF98 Series Nanofiltration Membrane Element Presenting the NF98 series, a marvel of sophisticated engineering combined with groundbreaking Thin Film Nanocomposite (TFN) technology. This exceptional series showcases nano-level and ultra-thin hydrophilic coating innovation, providing unmatched anti-fouling capabilities. These membranes not only deliver an impressive double the flux compared to conventional TFC membranes but also function at a remarkably reduced pressure-at least 50% lower, offering an unparalleled upgrade over traditional membrane options like NF270, XC-N, DL, and DK.
Key Features:
High Rejection Rate (over 98%):
Exhibiting exceptional monovalent-divalent ion selectivity, this membrane enables the creation of high-purity salt solutions while simultaneously minimizing the liquid volume needed for downstream thermal treatments.
Anti-fouling and Chemical Resistant
Crafted with advanced membrane chemistry, ensuring long-lasting durability and trust-worthy performance, these membranes boast outstanding anti-fouling properties.
Higher Flux
Achieves up to double the flux of standard TFC membranes, facilitating enhanced water and resource recovery, and enabling a reduction in energy consumption, offering ecological and economical benefits.
High Removal of Organic Compounds
Ensures superior removal rates for organic contaminants including pesticides, herbicides, antibiotics,and THM precursors, among others.
Key Applications:
Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) solutions,
Perfect for industrial processes involving resource recovery and recycling,
Effective in water softening applications,
Optimized for chloralkali processing,
Efficient in treating and de-coloring landfill leachate.
| Product |
Effective Membrane
area ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Rejection rate of Bivalent salt ion(%) |
Rejection rate of Monovalent salt ion(%) |
| Pro-NF98-HF-4040 |
82(7.6) |
34 |
2800(10.6) |
96 |
30-50 |
| Pro-NF98-HF-8040 |
400(37.2) |
34 |
13800(52.2) |
96 |
30-50 |
| Pro-NF98-SP-4040 |
82(7.6) |
34 |
2500(9.5) |
99 |
30-50 |
| Pro-NF98-SP-8040 |
400(37.2) |
34 |
12500(47.3) |
99 |
30-50 |
| Pro-NF98-Pro-4040 |
82(7.6) |
34 |
1850(7.0) |
99 |
40-60 |
| Pro-NF98-Pro-8040 |
400(37.2) |
34 |
9100(34.4) |
99 |
40-60 |
| Pro-NF98-SPEC-4040 |
82(7.6) |
34 |
/ |
Customized |
Customized |
| Pro-NF98-SPEC-8040 |
400(37.2) |
34 |
/ |
Customized |
Customized |
1. Experience exceptional water treatment performance with our large flux water treatment membrane, meticulously tested to deliver optimal product flow rate and rejection rates. Under precisely controlled conditions-2000 ppm MgSO4 and NaCl, 70 psi (0.48 MPa), 77 °F (25 °C), with 15% recovery-our membranes ensure unrivaled reliability and consistency that you can trust.
2. Our product's water yield variation range of +/- 15% is a testament to its remarkable adaptability and efficiency, guaranteeing top-notch performance across diverse conditions and applications.
3. Discover the HF, SP, Pro, and SPEC designations, signifying high throughput, salt separation, high rejection, and customized series of our cutting-edge nanofiltration membranes. For bespoke solutions perfectly tailored to your needs, reach out to our knowledgeable pre-sales engineers for expert guidance.
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Proshare has garnered invaluable expertise by delivering cutting-edge technical solutions to the industrial sector. In environments demanding unparalleled water purity, such as various industrial processes, wastewater treatment, reuse, and resource recycling, Proshare stands out as a beacon of innovation and reliability.
Our extensive involvement spans major industrial sectors, including 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 manufacturing, pharmaceuticals, and power generation.
Additionally, our expertise extends to critical domains such as steam boiler feeding, food and beverage (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice creams, laundries, hospitals, textile industries, mechanical sectors, steel companies, and more.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's vast experience in desalination technology is also applied to providing fresh water for civil uses in hotels and tourist resorts. Recognizing the unyielding demand for fresh water, we offer robust R.O. seawater and brackish water desalination solutions that seamlessly meet the burgeoning capacities required by rapidly expanding tourist hubs and their ever-increasing water needs.
Municipal and Civil use
We offer visionary and adaptable solutions for the efficient and sustainable treatment of wastewater and effluents. Our expansive portfolio, featuring patented technologies and collaboration with national-level experts and scientific research institutions, ensures all municipalities achieve compliance with stringent health and environmental regulations. Our commitment to continuous improvement is driven by systematic feedback from our skilled engineers in the field.
Our expertise in sewage treatment is a cornerstone of our commitment to supporting you in achieving sustainable development goals. As a leader in sustainable development, we offer an extensive range of solutions encompassing:
Advanced sanitation technologies.
Innovative recovery solutions for reusable materials from wastewater.
Farming applications
Water is crucial for ensuring the health and optimal performance of farm animals such as cattle, chickens, sheep, and pigs. Beyond mere quantity, water quality plays a pivotal role in promoting the desired growth and health of livestock.
Farm water can originate from various sources including water wells, civil water networks, and occasionally from rivers and other surface sources.
While civil network water often contains free chlorine, other sources usually harbor high levels of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology emerges as the most effective solution to mitigate these harmful effects, ensuring that farm water undergoes necessary treatment to reduce substances detrimental to animal health.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
The use of desalination membranes on international luxury cruise ships has typically been the domain of leading global brands. As these ships traverse the seas, the feed water's salinity and temperature fluctuate, requiring membranes that can adapt to varied conditions while maintaining consistent water production. This ensures that the demanding water needs of ocean-faring vessels are continuously met.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes have set a new benchmark in the industry with their exceptional desalination rate and unwavering water output. The purity of water produced by these membranes meets the rigorous standards demanded by luxury cruise liners.
This outstanding achievement resulted in the adoption of our desalination membranes on an additional three luxury cruise ships. Proshare has thus proudly positioned itself as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
In the realm of electronics, the requirements for ultra-pure water from membrane desalination are exceedingly high, a standard met by only a select few brands.
Leveraging Proshare's groundbreaking TFN membrane technology, combined with TsingXi team's vast expertise in water treatment, our comprehensive plant solutions offer unmatched rejection of salt, boron, and TOC. The system's water output satisfies the stringent demands of the semiconductor industry.
This success enabled us to secure a prestigious ultra-pure water treatment project with a renowned Japanese listed company.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes for Wastewater Treatment in Petrochemical / Refining Truly Achieve Zero Liquid Discharge
Proshare Custom-developed TFN special acid-resistant and high-pressure membrane separation and concentration system for wastewater treatment involving ammonium sulphate desulphurisation. Achieved concentration up to 40 times, with ammonium sulphate concentration ≥ 20% in the concentrate, drastically reducing the energy required for evaporation and crystallisation, ensuring substantial cost-efficiency for users. The quality of the produced water consistently meets the stringent Q/SH 0628.2-2014 standard for circulating water make-up, and true zero liquid discharge has been realized.
This remarkable outcome has attracted subsequent orders from other group subsidiaries.
This membrane technology is also applicable to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate across industries such as energy, refining, chemical, and metallurgy. The latest advancements in ammonia desulphurisation, combined with carbon capture, support the evolution of the green industry chain, aligning with the national dual-carbon policy.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate to an impressive 96.6%, while achieving a Mg2+ retention rate of over 99% and Ca2+ retention rate above 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membrane fouling,low sElectivity <80%, demonstrating efficiency.High energy Consumption accounts for 30%-40% of total cost, signifying notable energy efficiency in operations.Short Membrane lifespan 2-3 years, ensuring longevity and sustained performance.
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 a 2-stage Nanofiltration process + 1-stage RO, achieving production water with Mg2+ 2.9mg/L, Ca2+ 2.25mg/L. Retention rate of Mg2+ > 99%, retention rate Ca2+ > 98%, lithium permeate rate at 96.6%, the flux nearing 20 LMH under an operating pressure of 1 MPa, marking remarkable efficiency.Proven membrane technology that is both environmentally and economically friendly, enhancing product purity and quality.
Proshare Revolutionary Team Breakthrough in Next-Gen Reverse Osmosis Membrane Technology
Proshare Our team has ingeniously crafted a pioneering generation of reverse osmosis membranes, capitalizing on the cutting-edge polymer interface nano-self-assembly technology. This innovation triumphantly surpasses the constraints of conventional reverse osmosis membrane development through two pivotal advancements:
Ultra-Thin Separation Layer Mastery: Harnessing the power of polymer interface nanotechnology, the team achieved an astounding reduction in separation layer thickness, making it at least three times slimmer than the traditionally limited 100 nm polyamide thin film. This exceptional breakthrough exponentially boosts water flux, culminating in an impressive enhancement in permeability.
Unparalleled Performance Elevation: The strategic infusion of nanoparticles and specialized hydrophilic polymers has ushered in revolutionary advancements in membrane hydrophilicity, anti-fouling prowess, durability, and oxidation resistance.
When compared to traditional polyamide reverse osmosis membranes, Proshare's innovation heralds breakthroughs across four key dimensions:
Ingenious Self-Assembled Nanocomposite Films
The seamless fusion of nano-scale precision control with nano-doping modification paves the way for crafting ultra-thin, meticulously ordered separation layers via polymer interface nanotechnology. This revolutionary method overcomes the constraints of conventional polyamide membranes in terms of thickness uniformity and material diversity.
Superior Water Flux and Enhanced Energy Efficiency
Through meticulous optimization of the layer-by-layer self-assembly process, the functional layer's thickness is precisely refined, achieving a remarkable 3-fold reduction compared to traditional membranes. This engineering marvel results in >3x amplified water flux and an outstanding 30% decrease in energy consumption.
Innovative Polymer Materials Boasting Exceptional Chemical Stability
Transcending the bounds of polyamide, the team ingeniously employs advanced hydrophilic polymers, such as modified polysulfones, alongside ceramic-organic hybrids. These avant-garde materials exhibit extraordinary oxidation resistance (withstanding 10 ppm chlorine exposure) and remarkable pH tolerance (maintaining stability across a pH range of 1-12).
Cutting-Edge Anti-Fouling Surface Engineering
The ultra-hydrophilic surface (contact angle <10°) combined with nanoparticle reinforcement dramatically diminishes organic fouling tendency by 50%, extending chemical cleaning intervals from 3 months to an impressive 6 months, while slashing maintenance costs by a substantial 40%.
Health & Safety Management System Certificate Environmental Management System Certificate ISO 9001 Quality System Certificate Proshare Innovation Suzhou Co., Ltd. proudly showcases its unwavering commitment to excellence through an impressive array of certifications. Our Health & Safety Management System Certificate reflects our dedication to maintaining a secure and safe working environment. Our Environmental Management System Certificate underscores our proactive approach to environmental stewardship. Additionally, our ISO 9001 Quality System Certificate highlights our steadfast commitment to quality and excellence, ensuring top-notch standards in every facet of our operations.
Invention Patent of Membranes Production Invention Patent of Multi-Layer RO Membrane Utility Model Patent Certificates At Proshare Innovation Suzhou Co., Ltd., our relentless pursuit of innovation is vividly illustrated by our impressive collection of patents. These include the Invention Patent for Membranes Production, which showcases our revolutionary approaches in creating advanced filtration solutions. Our Invention Patent for Multi-Layer RO Membrane exemplifies our leadership in developing sophisticated, multi-layered technologies. Furthermore, our Utility Model Patent Certificates affirm our position as pioneers in the industry, consistently delivering groundbreaking technologies that set new standards in the market.
Proshare Innovation Suzhou Co., Ltd. is a pioneering national high-tech enterprise committed to the research, development, and industrialization of advanced third-generation thin-film nanocomposite (TFN) membranes. Specializing in applications such as reverse osmosis (RO), nanofiltration (NF), and material separation, this innovative company was founded in 2017 by a distinguished team led by Dr. Lin Xiaofeng, a recipient of prestigious national talent awards. Proshare Innovation Suzhou stands as the exclusive domestic producer of TFN membranes in China, setting new benchmarks in the industry.
Core Competencies
Technological Innovation: By trailblazing the TFN technology application for nanofiltration membranes, Proshare Innovation Suzhou has accomplished fully autonomous R&D and localized production of both membranes and production equipment, cementing its position as a leader in technological advancement.
Intellectual Property: With an impressive collection of over 31 patents, our membrane performance has reached global excellence, effectively replacing foreign-monopolized products with superior domestic solutions.
Production Capacity: We manage a state-of-the-art 2,000 m² R&D facility complemented by a 15,000 m² production base, ensuring high-volume, top-quality production capabilities.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) of financing, supported by the distinguished Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Proudly acknowledged as a preferred supplier by listed environmental engineering firms and state-owned enterprises, underscoring our market leadership and trustworthiness.
Leadership:Dr. Lin Xiaofeng, a prestigious Ph.D. graduate from the University of Strasbourg (France), has been honored with multiple provincial and national talent accolades such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. Dr. Lin, with his visionary leadership, spearheads the company's R&D initiatives pushing forward the industrialization of TFN membranes.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: Complete water treatment solutions
We offer revolutionary Thin Film Nanocomposite (TFN) membrane sheets, elements, and comprehensive water treatment system solutions tailored to your needs.
A: Customization capabilities
Supported by national expert teams and Tsinghua University Suzhou Environmental Innovation, we excel in bespoke solutions.
A: Ensuring quality and delivering worth.
Our premium solutions not only meet the highest standards , but they also offer significant ROI for our customers. We guarantee top-notch training, support, and services, leveraging our local expertise across global markets. training, support, and services, and bring our local expertise to global markets.
A: Collaborating with our customers
We draw inspiration from our customers' dedication to providing clean water - the most precious resource of hope. Together, we thrive towards a water-optimized world.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer with our own International Trade Department, enabling us to better understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide engineers for overseas service under merchandiser supervision, ensuring seamless communication and support.
(4) Q: How about the quality?
A: We source main sub-assemblies and raw materials from leading companies. Our skilled staff research and develop key components, ensuring our assembly processes and rigorous quality tests meet your highest standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Our product proudly comes with a comprehensive 1-year warranty that aligns with International standards, providing you peace of mind and security. Our dedicated team is available online 24/7, ensuring that you have constant access to expert assistance. Should you have any inquiries or require support for our machine, feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi takes pride in being accredited with ISO9001, ISO14001, and ISO45001 certifications, demonstrating our commitment to quality, environmental sustainability, and occupational health and safety. Our products are meticulously designed to adhere to the rigorous technical standards of 3C and CE, ensuring they meet and exceed industry expectations. Every product is officially certified by the Industry Administration Authority. As we look to the future, Tsingxi remains dedicated to strengthening its position as a formidable high-tech enterprise in the global water treatment sector. We are committed to continuous innovation and excellence, driving progress and setting new benchmarks in the industry.
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