Model |
Adapted Pressure(psi/Mpa/bar) |
Salt Rejection(%) |
Flow Rate(GPD/m/d) |
Effective Membrane(ft²/m²) |
Boron Rejection(%) |
Size(inch) |
SW4021-LE |
800/5.52/55.2 |
99.5 |
640/2.4 |
33/3.1 |
|
4.0*21 |
SW2521-LE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-LE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4021-HR |
99.6 |
540/2.0 |
33/3.1 |
4.0*21 |
SW2521-HR |
190/0.72 |
12/1.1 |
2.5*21 |
SW2540-HR |
450/1.7 |
28/2.6 |
2.5*40 |
SW4021-HRLE |
99.6 |
640/2.4 |
33/3.1 |
4.0*21 |
SW2521-HRLE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-HRLE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4040-HR |
99.7 |
1180/4.5 |
82/7.6 |
4.0*40 |
SW8040-HR |
99.8 |
6900/26 |
400/37 |
92 |
8.0*40 |
SW8040-HRP |
7500/28 |
440/41 |
8.0*40 |
SW4040-HRLE |
99.7 |
1450/5.5 |
82/7.6 |
|
4.0*40 |
SW8040-HRLE |
99.8 |
7500/28 |
400/37 |
92 |
8.0*40 |
SW8040-HRLEP |
8200/31 |
440/41 |
8.0*40 |
SW8040-HRFR |
99.8 |
6000/23 |
400/37 |
8.0*40 |
SW4040-XHR |
99.75 |
1180/4.5 |
82/7.6 |
|
4.0*40 |
SW8040-XHR |
99.82 |
6000/23 |
400/37 |
92 |
8.0*40 |
SW8040-XHRP |
6600/25 |
440/41 |
8.0*40 |
Versatile Applications
Applicable Industries: Expertly engineered for optimal commercial utility, our product stands as the epitome of reliability and performance.
Application: Masterfully crafted for high TDS film membrane applications, our product delivers unparalleled efficiency and top-notch performance, making it a game-changer in its field.
Active Membrane Area: With an impressive 31.97 ft², our product is meticulously designed to maximize efficiency and elevate output, setting new standards in the industry.
Average Permeated Flow: A stellar 800GPD ensures consistent and reliable water processing capabilities, offering peace of mind and unyielding performance.
Stable Rejection Rate: Enjoy a consistently high 96%-97%, guaranteeing superior water quality with every use and reinforcing trust in our product.
Function: Efficiently removing COD, BOD, and NH-N, our product significantly enhances overall water purity, making it an indispensable asset for any water treatment system.
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: With options like 300GPD, 400GPD, 600GPD, and 800GPD, we meet diverse commercial demands with precision and excellence.
Industrial membrane models offered: Our extensive range of models, including 2521, 2540, 4021, 4040, and 8040, caters to a wide array of industrial needs, ensuring unmatched versatility and adaptability.
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 excellence in water purification with our state-of-the-art technology.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction. Our design offers unparalleled performance, efficiency, and peace of mind.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment while delivering top-tier results.




SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry. Our dedication to excellence is reflected in every step we take. 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 every need is met with precision.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders, reinforcing our commitment to excellence and innovation. 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 addressing the most demanding environmental conditions.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward and ensuring sustainable practices for a better future. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits, making our solutions not only effective but also economically sustainable.

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. |