Model |
Adapted Pressure(psi/Mpa/bar) |
Salt Rejection(%) |
Flow Rate(GPD) |
Effective Membrane(ft²/m²) |
Size(inch) |
BW-RU4021 |
150/1.03/10.3 |
99.2 |
1000 |
36/3.3 |
4.0*21 |
BW-RU4040 |
2800 |
90/8.4 |
4.0*40 |
BW-RU8040 |
11300 |
400/37.2 |
8.0*40 |
BW-RL4021 |
225/1.55/15.5 |
99.6 |
900 |
36/3.3 |
4.0*21 |
BW-RL4040 |
2500 |
90/8.4 |
4.0*40 |
BW-RL8040 |
11000 |
400/37.2 |
8.0*40 |
BW-RX4040 |
100/0.69/6.9 |
99.2 |
2600 |
90/8.4 |
4.0*40 |
BW-RX8040 |
12000 |
400/37.2 |
8.0*40 |
RU8040-LDP34 |
150/1.03/10.3 |
99.6 |
10500 |
400/37.2 |
8.0*40 |
RL8040-OP10 |
225/1.55/15.5 |
99.7 |
11000 |
400/37.2 |
8.0*40 |
FR4040 |
99.5 |
2200 |
90/8.4 |
4.0*40 |
Versatile Applications
Applicable Industries: Expertly engineered for optimal Commercial Use, making it the perfect choice for businesses seeking efficiency and reliability.
Application: Masterfully crafted for high TDS film membrane applications, delivering unparalleled performance and exceptional results every time.
Active Membrane Area: Boasting an impressive 31.97 ft², specifically designed to maximize efficiency and enhance output, ensuring you get the most out of every application.
Average Permeated Flow: A stellar 800GPD, ensuring consistent and reliable water processing capabilities that surpass expectations and deliver excellence.
Stable Rejection Rate: A consistently high 96%-97%, guaranteeing superior water quality with every use, providing peace of mind and confidence.
Function: Efficiently removing COD, BOD, and NH-N, significantly enhancing overall water purity and elevating the standard of water treatment solutions.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants for personalized solutions tailored to your specific needs.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD to meet diverse commercial demands, offering flexibility and adaptability.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, addressing a wide range of industrial needs with precision and excellence.
Commercial Reverse Osmosis Element Main Application Areas
Our commercial reverse osmosis membrane components are meticulously crafted for municipal water, tap water, and well water applications. They deliver outstanding desalination treatment, widely utilized in premium bottled water production, direct drinking water solutions, food processing, pharmaceutical manufacturing, and beyond, setting new industry standards.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction, making every interaction with our product a pleasure.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment and ensuring a return that exceeds expectations.



SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry, leading the charge towards a sustainable future. We provide comprehensive, one-stop solutions for core components, expertly tailored for small to medium-sized equipment manufacturers. Our steadfast dedication extends across borders through e-commerce, serving global customers in emerging markets with unparalleled dedication and excellence.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders, enabling us to deliver solutions that are both innovative and effective. By leveraging extensive data analysis, we craft custom solutions for regions facing high salinity water challenges, setting the standard for excellence in water treatment solutions, and making a tangible difference in the world.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward and revolutionizing the industry. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits, ensuring our customers receive the best possible experience.

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. |