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: Expertly crafted for seamless integration into Commercial Use.
Application: Specifically engineered for high TDS film membrane applications, guaranteeing exceptional and reliable performance that stands the test of time.
Active Membrane Area: Boasting an impressive 31.97 ft², this masterful design maximizes efficiency and output, ensuring peak productivity and unparalleled results.
Average Permeated Flow: Delivers an extraordinary 800GPD, ensuring consistent, robust water processing capabilities that exceed expectations.
Stable Rejection Rate: Maintains a consistently high rate of 96%-97%, delivering superior water quality and peace of mind with each use.
Function: Efficiently eliminates COD, BOD, and NH-N, significantly enhancing the purity and quality of water, making every drop count.
Home RO membrane variants available: 75GPD, 100GPD, 150GPD, and 200GPD, ensuring a perfect fit for every requirement and household.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD, addressing a wide spectrum of commercial demands with precision.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, expertly designed to meet diverse industrial needs with exceptional reliability.
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, providing unparalleled desalination treatment. They are the ideal choice for premium bottled water, direct drinking water, food processing, pharmaceutical production, and a myriad of other high-value applications.
Product advantages
1-HJC NANO membrane-- NEVER CUT CORNERS/SUPREME MATERIALS: Delivering the highest standards of quality and performance.
2-Excellent service and reasonable price for nano membrane, offering exceptional value without compromising on quality.
3-Durable quality and perfect looking for nano membrane, combining aesthetics with long-lasting functionality.
4-Salt rejection rate 30%-50%, optimizing water purification processes with efficiency.
5-OEM services: BASED ON CLIENT REQUEST (FREE design, LABEL, PACKING, SIZE OF NANO MEMBRANE), providing tailored solutions to fit unique needs.








Sandmonk Technology Co., Ltd., affectionately known as SAND.K, is wholeheartedly committed to the evolution of water environmental technology. By leveraging a global supply chain, we lead the way with pioneering innovations that redefine industry standards and push the boundaries of what's possible. We provide comprehensive, one-stop solutions specifically tailored for small to medium-sized equipment manufacturers. Our dedication is evident through our cross-border e-commerce initiatives, extending our influence to a global audience in developing regions, ensuring that our reach is as wide as our expertise is deep.
With cutting-edge independent research and development, combined with strong manufacturing capabilities, we are leaders in our field, setting new precedents in quality and innovation. Through meticulous data analysis, we deliver custom solutions for regions with high salinity water challenges, setting new benchmarks in water treatment standards, and offering new hope for cleaner water around the globe.
Our versatile solutions encompass seawater desalination, waste leachate treatment, drinking water purification, and the innovative reuse of treated wastewater, paving the way for sustainable and innovative water management solutions. Furthermore, our competitive pricing offers a distinctive edge within the industry, providing unmatched value to our clients, making high-quality water solutions accessible to a broader market.

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. |