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, Sandmonk Technology Co., Ltd.'s HJC BW RO Membrane stands as a pinnacle of engineering prowess.
Application: Masterfully crafted for high TDS film membrane applications, delivering unparalleled performance. This remarkable membrane excels in environments demanding exceptional total dissolved solids management.
Active Membrane Area: Boasting an impressive 31.97 ft², this membrane is meticulously designed to maximize efficiency and enhance output, ensuring peak performance.
Average Permeated Flow: With a stellar 800GPD, this membrane ensures consistent and reliable water processing capabilities, maintaining excellence in flow rate.
Stable Rejection Rate: A consistently high 96%-97%, this membrane guarantees superior water quality with every use, offering unwavering reliability.
Function: Efficiently removing COD, BOD, and NH-N, this membrane significantly enhances overall water purity, meeting the highest standards of water purification.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants, providing personalized solutions tailored to your unique needs.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD, adeptly meeting diverse commercial demands with precision.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, expertly addressing a wide range of industrial needs and applications.
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, and pharmaceutical manufacturing, among other industries.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction, making it a trusted choice for demanding applications.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment and enhancing operational efficiency.



SAND.K is ardently committed to advancing water environmental technology. By harnessing a global supply chain system, we spearhead transformative innovation across the industry, leading the way in sustainable solutions. 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, driving progress forward in water treatment technology. By leveraging extensive data analysis, we craft custom solutions for regions facing high salinity water challenges, setting the standard for excellence in innovative water treatment solutions.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, fueling forward-thinking innovation. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits that drive market leadership.

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. |