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
Applicable Industries: Meticulously engineered for flawless adaptation within Commercial Use, this product sets a new benchmark for excellence.
Application: Purpose-built for handling high TDS film membrane applications, this product ensures outstanding and dependable performance, making every operation seamless and efficient.
Active Membrane Area: With a remarkable design offering 31.97 ft² of active membrane area, it maximizes operational efficiency and output, thus driving productivity to its peak potential.
Average Permeated Flow: A powerhouse delivering an impressive 800GPD, guaranteeing consistent, resilient water processing capabilities that meet and exceed the highest standards.
Stable Rejection Rate: Achieves an exceptionally high rejection rate of 96%-97%, ensuring premium water quality with each cycle, consistently surpassing expectations and setting new quality benchmarks.
Function: Effectively eradicates COD, BOD, and NH-N, significantly elevating the purity and quality of water, revolutionizing water treatment solutions with cutting-edge technology.
Home RO membrane variants available: Offering options of 75GPD, 100GPD, 150GPD, and 200GPD, precisely tailored to meet a wide spectrum of personal and domestic needs with unmatched precision.
Commercial RO membrane ranges include: Providing superior choices of 300GPD, 400GPD, 600GPD, and 800GPD, effortlessly catering to diverse commercial requirements with unparalleled efficiency.
Industrial membrane models offered: Available in models 2521, 2540, 4021, 4040, and 8040, each expertly crafted to satisfy the varying demands of industrial applications.
Commercial Reverse Osmosis Element Main Application Areas
Our commercial reverse osmosis membrane components are meticulously designed for municipal water, tap water, and well water applications. They provide unmatched desalination treatment, making them the premium choice for top-tier bottled water, direct consumption, food processing, pharmaceutical production, and beyond.
Product Advantages
1-HJC NANO membrane-- UNCOMPROMISING QUALITY/SUPERIOR MATERIALS ensuring optimal performance and longevity.
2-Exceptional service paired with competitive pricing for nano membrane solutions, delivering unmatched value.
3-Exquisite durability and visually appealing design for the nano membrane, combining strength with style.
4-Salt rejection rate ranges from 30%-50%, offering versatile solutions for various applications.
5-OEM services: CUSTOMIZED BASED ON CLIENT NEEDS (FREE design, LABELING, PACKAGING, SIZE OF NANO MEMBRANE), providing tailor-made solutions for our clients.








Sandmonk Technology Co., Ltd., affectionately known as SAND.K, is dedicated to advancing water environmental technology. Leveraging a global supply chain, we set industry standards with groundbreaking innovations that lead the market. We offer all-encompassing, turnkey solutions tailored for small to medium-sized equipment manufacturers, illustrating our commitment through cross-border e-commerce efforts, extending our reach globally into developing regions with efficiency and expertise.
With pioneering independent research and development, paired with robust manufacturing capabilities, we are trailblazers in our sector, consistently delivering cutting-edge solutions. Through precise data analysis, we deliver bespoke solutions for regions facing high salinity water challenges, setting elevated benchmarks in water treatment excellence and innovation.
Our comprehensive solutions include seawater desalination, waste leachate treatment, drinking water purification, and the forward-thinking reuse of treated wastewater, pushing the boundaries of water treatment technology. Moreover, our competitive pricing offers a significant industry advantage, providing unparalleled value to our clients and ensuring our solutions are both innovative and affordable.

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. |