Model |
Pressure(psi/Mpa) |
Effective Membrane Area(ft²/m²) |
Flow Rate(GPD/m/d) |
Salt Rejection(%) |
Type OfSolution |
NF90-4040 |
70/.0.48 |
82/7.6 |
1400/5.3
2000/7.6 |
85-95
≥99 |
NaCL
MgSO4 |
NF90-8040 |
400/37 |
7500/28.4 |
85-95 |
NaCL |
10000/38 |
≥99 |
MgSO4 |
NF150-4040 |
82/7.6 |
1610/6.1
1910/7.2 |
50-70
≥99 |
NaCL
MgSO4 |
NF150-8040 |
400/37 |
8250/31.2 |
50-70 |
NaCL |
9780/36.8 |
≥99 |
MgSO4 |
NF280-4040 |
82/7.6 |
2925/11.1 |
40-60 |
NaCL |
2500/9.4 |
≥97 |
MgSO4 |
NF280-8040 |
400/37 |
14700/55.6 |
40-60 |
NaCL |
12500/47.3 |
≥97 |
MgSO4 |
NF500-4040 |
82/7.6 |
2700/10.2 |
≥90 |
MgSO4 |
NF500-8040 |
400/37 |
13200/50 |
≥90 |
MgSO4 |
Versatile Applications
1. Experience the unparalleled advantage of our Reliable 4040 NF Membrane, designed to deliver exceptional large traffic capacity and top-notch stability, ensuring your operations run smoothly and efficiently with unwavering reliability.
2. Enjoy the perfect blend of low operating pressure and superior cost-effectiveness, maximizing every dollar of your investment with our membrane's outstanding value.
Main Features:
1. Crafted with the cutting-edge HJC NANO membrane technology, our product stands tall as a beacon of quality and performance—no compromises, just supreme materials for unparalleled excellence.
2. Benefit from our commitment to delivering excellent service and competitive pricing, offering you the best possible value for this high-quality nano membrane solution.
3. Discover the perfect harmony of durability and aesthetics, as our nano membrane is meticulously crafted to enhance both form and function seamlessly.
4. Enjoy an impressive salt rejection rate of 30%-50%, providing an effective and efficient solution for all your water treatment needs.
5. Leverage our OEM services to fully customize your nano membrane based on your unique requirements, including complimentary design, labeling, packaging, and sizing.








At Sandmonk Technology Co., Ltd., we passionately drive the evolution of environmental water technology, leveraging a global supply chain dedicated to transformative industry innovations that redefine the future. We deliver comprehensive, all-in-one solutions, meticulously engineered for small to medium-sized equipment manufacturers. Our unwavering commitment extends to serving global customers, with an emphasis on emerging markets, through cross-border e-commerce.
With our robust autonomous research and development capabilities, alongside strong manufacturing excellence, we proudly lead and innovate within the industry. Utilizing profound data analysis, we design bespoke solutions for regions afflicted by high salinity water, pioneering excellence in water treatment technology.
Our extensive solutions embrace seawater desalination, waste leachate treatment, drinking water purification, and innovative breakthroughs in reusing treated wastewater. Furthermore, our compelling cost advantage distinctly positions us in the industry, delivering unmatched value and strategic benefits that set us apart.

QUESTION |
ANSWER |
Are you a factory or trading company? |
Yes, we have our own factory. |
Can you offer OEM service? |
Yes, OEM is OK. |
Can I get samples from you factory? |
Sure. We are pleased to. |
What would you do if some quality problem occur? |
We will be responsible to all quality problem. |