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. Unlock the power of the remarkable 4040 NF Membrane by Sandmonk Technology Co., Ltd., a marvel of engineering with impressively large traffic capacity and steadfast high stability. This ensures supreme reliability, granting you a smooth and proficient operational experience that is second to none.
2. Enjoy the dual advantage of operating under low pressure and achieving outstanding cost-effectiveness. Our design prioritizes maximizing your return on investment, ensuring you receive exceptional performance and economy without any trade-offs.
Main Features:
1. Our 4040 NF Membrane, crafted with HJC NANO membrane technology, embodies a commitment to unmatched quality. Leveraging the finest materials, it ensures top-tier performance across all applications, promising no compromise on excellence.
2. Experience unparalleled customer service and competitive pricing, delivering the best value with our premium nano membrane technology. We are dedicated to providing a superior value proposition for all your water treatment needs.
3. Revel in the synergy of durability and aesthetic brilliance that our expertly designed nano membrane offers, enhancing both functional and visual benefits.
4. Benefit from an impressive salt rejection rate of 30%-50%, ensuring robust and effective water treatment solutions. Our membrane is tailored to meet the diverse needs of various applications, providing assurance and efficiency.
5. Take advantage of our extensive OEM services. We provide FULLY CUSTOMIZED SOLUTIONS BASED ON CLIENT REQUESTS, including complimentary design, labeling, packing, and sizing for our superior nano membrane products.








At Sandmonk Technology Co., Ltd., we are fervently driving the evolution of environmental water technology. Our global supply chain is committed to spearheading industry innovations, ensuring top-tier solutions for water treatment. We offer comprehensive, all-in-one solutions meticulously crafted for small to medium-sized equipment manufacturers. Our steadfast commitment embraces cross-border e-commerce, serving global clientele with a special focus on emerging markets.
With cutting-edge research and development capabilities paired with robust manufacturing, we proudly cement our status as industry leaders and innovators, pushing boundaries in water treatment technology. Through detailed data analysis, we develop tailor-made solutions for regions tackling high salinity water challenges, positioning ourselves as pioneers in water treatment excellence.
Our extensive solutions range from seawater desalination, waste leachate treatment, drinking water purification to pioneering treated wastewater reuse, setting new benchmarks in the industry. Moreover, our unique cost advantage ensures we deliver exceptional value and strategic benefits, distinguishing us within the industry landscape.

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. |