BRACKISH WATER SERIE |
Model |
Adapted Pressure
(psi/Mpa/bar) |
Salt Rejection |
Flow Rate
(GPD) |
Effective Membrane
(ft²/m²) |
Size(Inch) |
RU4021 |
150/1.03/10.3 |
99.2% |
2800 |
36/3.3 |
4.0*21 |
RU4040 |
150/1.03/10.3 |
99.2% |
1000 |
90/8.4 |
4.0*40 |
RU8040 |
150/1.03/10.3 |
99.2% |
11300 |
400/37.2 |
8.0*40 |
RL4021 |
225/1.55/15.5 |
99.6% |
2500 |
36/3.3 |
4.0*21 |
RL4040 |
225/1.55/15.5 |
99.6% |
900 |
90/8.4 |
4.0*40 |
RL8040 |
225/1.55/15.5 |
99.6% |
11000 |
400/37.2 |
8.0*40 |
Versatile Applications
Discover unparalleled adaptability with our cutting-edge technology, masterfully engineered to desalinate both surface and groundwater, expertly regulating salt concentrations between 2000 and 8000 ppm. Meticulously designed for a diverse array of industries such as Pharmaceutical, Chemical, Food and Beverage, Electronics Manufacturing, and Power Plants, our solutions also shine in Greenhouses and Agriculture, Boiler Feed Water preparation, and Aquariums. Experience stellar results within these vibrant sectors, as our products exceed expectations and deliver excellence.
Pure Water Preparation and Related Industries: Our BW RO Membrane is crafted with precision for the treatment of Brackish Water, guaranteeing consistently superior quality outcomes with each application. Enjoy unparalleled reliability and performance that sets the standard for excellence.
Main Features:
1. High-Quality Water Purification: The Industrial Membrane BW 4040 is expertly fashioned to supply immaculate and safe drinking water, seamlessly addressing the needs of household, commercial, and hotel applications with impeccable accuracy and efficiency.
2. Advanced Filtration Technology: Incorporating a state-of-the-art 5-stage filtration system, this product boasts an exceptional 99% salt rejection rate and delivers an average permeated flow of 1500gpd, making it the ultimate choice for users seeking dependable and efficient water purification solutions.
3. Durable and Long-Lasting: Featuring an impressive self-cleaning function and a robust 6-month RO filter lifespan, this product ensures minimal upkeep, significantly reducing the frequency of replacements, thereby saving users' time and resources effectively.
4. Certified and Compliant: Achieving CE certification standards, this product guarantees adherence to international safety and quality regulations, providing users with assurance and confidence in its superior performance and reliability.
5. Easy Installation and Operation: Designed for effortless installation and operation, with English as the primary language and a user-friendly interface, it is accessible to a wide range of users, including those with minimal technical proficiency, ensuring straightforward use and convenience.




SAND.K is passionately at the forefront of water environmental technology, leveraging a powerful global supply chain system to drive revolutionary advancements throughout the industry, establishing new standards in innovation. We provide integrated, all-encompassing solutions for essential components, expertly tailored for small and medium-sized equipment manufacturers. Our commitment transcends borders via e-commerce, delivering our pioneering solutions to global customers in developing regions, ensuring access to transformative innovations that redefine excellence.
Our proprietary research and sophisticated manufacturing capabilities firmly position us as visionary leaders and pioneers in the field, paving the way for groundbreaking developments. Through comprehensive data analysis, we offer customized solutions for areas facing high salinity water challenges, elevating the standards in water treatment technology to new heights.
Our innovative solutions cover seawater desalination, waste leachate treatment, drinking water purification, and cutting-edge treated wastewater reuse, delivering remarkable innovation. Additionally, our strategic cost advantage sets us apart within the industry, providing unmatched value and efficiency, enhancing customer satisfaction.

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. |