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. Dive into the exceptional world of our Manual 4040 NF Membrane, where outstanding large traffic and high stability converge to deliver unparalleled reliability. Experience smooth and efficient operations like never before.
2. Revel in the benefits of low operating pressure combined with superior cost-effectiveness. This ensures that you not only save on costs but also maximize the return on your investment, making it the smart choice for discerning users.
Main Features:
1. Constructed with our state-of-the-art HJC NANO membrane technology, we ensure no compromise on quality. Supreme materials are used for unparalleled performance, paving the path for excellence.
2. Revel in the dual advantage of excellent service and reasonable pricing. Our commitment to delivering the best value for the nano membrane guarantees satisfaction and superior investment returns.
3. Marvel at the seamless fusion of durability and aesthetics in our exquisitely crafted nano membrane. It promises not just functionality but also a sleek design that stands out.
4. Relish the impressive salt rejection rate of 30%-50%, providing highly effective water treatment solutions that meet your demands.
5. Leverage our comprehensive OEM services: enjoy fully customized solutions based on client requests, including free design, labeling, packing, and sizing of the nano membrane to fit your specific needs.








At Sandmonk Technology Co., Ltd., we are ardently advancing environmental water technology. By utilizing a global supply chain, we are at the forefront of transformative industry innovation. We offer holistic, all-encompassing solutions for core components, specifically crafted for small to medium-sized equipment manufacturers. Our unwavering commitment spans cross-border e-commerce as we diligently serve global customers, especially those in emerging markets.
Boasting autonomous research and development prowess and robust manufacturing, we proudly lead with innovation and excellence in the industry. Harnessing in-depth data analysis, we sculpt customized solutions for regions combating high salinity water, solidifying our role as pioneers in water treatment excellence.
Our expansive solutions cover seawater desalination, waste leachate treatment, and drinking water purification, alongside pioneering advancements in treated wastewater reuse. Moreover, our striking cost advantage distinctly positions us within the industry, offering unrivaled value and strategic benefits beyond compare.

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. |