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, our product guarantees superior performance across a multitude of commercial sectors, making it the ideal choice for businesses aiming for excellence.
Application: Masterfully crafted for high TDS film membrane applications, our product delivers unparalleled performance, ensuring that even the most challenging environments are handled with precision and effectiveness.
Active Membrane Area: Boasting an impressive 31.97 ft², this design is engineered to maximize efficiency and enhance output, providing exceptional results for large-scale operations.
Average Permeated Flow: A stellar 800GPD ensures consistent and reliable water processing capabilities, guaranteeing an uninterrupted supply of superior quality water for all your needs.
Stable Rejection Rate: With a consistently high 96%-97% rejection rate, our product guarantees superior water quality, meeting the highest standards with every use and ensuring peace of mind.
Function: Efficiently removing COD, BOD, and NH-N, our membrane significantly enhances overall water purity, standing as a testament to our commitment to excellence in water treatment.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants for personalized solutions, catering to a diverse array of home water purification needs.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD to meet diverse commercial demands, ensuring that businesses of any size can benefit from our cutting-edge solutions.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, addressing a wide range of industrial needs, standing as the backbone of industrial water processing efficiency.
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. Experience the pinnacle of water purification technology tailored for your every need.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction. Our membranes provide a seamless experience, optimizing your water treatment process with unmatched consistency.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment. Leverage the advantages of our groundbreaking technology to enhance your operational efficiency and reduce costs.



SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry. Our unwavering dedication to excellence has positioned us as pioneers in creating state-of-the-art solutions that set new standards in water treatment. 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, ensuring that our innovative solutions are accessible to all corners of the world.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders. We continuously strive to break new ground, pushing the boundaries of what's possible in water technology. 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. Our data-driven approach allows us to tailor our offerings to meet the unique needs of each region, ensuring the best possible outcomes.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward. We are at the forefront of water technology, transforming how the world accesses and utilizes this vital resource. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits. Our customers benefit from our cost-effective solutions, allowing them to achieve their goals without compromising on quality.

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. |