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 Use, catering to a variety of professional applications with precision and reliability.
Application: Masterfully crafted for high TDS film membrane applications, this product delivers unparalleled performance, ensuring that your operations run smoothly and efficiently.
Active Membrane Area: Boasting an impressive 31.97 ft², this membrane is designed to maximize efficiency and enhance output, providing you with top-tier performance and exceptional results.
Average Permeated Flow: A stellar 800GPD, ensuring consistent and reliable water processing capabilities, this flow rate guarantees optimum productivity every day.
Stable Rejection Rate: With a consistently high 96%-97%, this membrane guarantees superior water quality with every use, ensuring your systems operate with peak purity.
Function: Efficiently removing COD, BOD, and NH-N, this membrane significantly enhances overall water purity, making it an indispensable component of your purification processes.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants for personalized solutions that meet your unique residential needs.
Commercial RO membrane ranges include: Offering 300GPD, 400GPD, 600GPD, and 800GPD options, our range meets diverse commercial demands with precision and adaptability.
Industrial membrane models offered: Models 2521, 2540, 4021, 4040, and 8040 address a wide range of industrial needs, ensuring flexibility and strength across 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, pharmaceutical manufacturing, and beyond, ensuring reliability and excellence.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction, thereby optimizing your operational efficiency.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment and delivering superior returns with minimal expenditure.




SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry, setting new standards for excellence. 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 commitment.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders, ensuring we are always at the forefront of technological advancements. 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 ensuring unmatched quality.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward and transforming industries. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits, ensuring you stay ahead of the competition.

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. |