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
Step into a world of innovation with our top-tier technology, masterfully engineered for the desalination of both surface and groundwater. This expertise ensures precise management of salt concentrations from 2000 to 8000 ppm, making it an exceptional choice for a diverse array of industries. From Pharmaceutical to Chemical, Food and Beverage to Electronics Manufacturing, and Power Plants to innovative applications in Greenhouses and Agriculture, this solution shines. Our technology is also ideal for Boiler Feed Water preparation and Aquariums, ensuring extraordinary outcomes across these sectors.
Pure Water Preparation and Related Industries: Meticulously engineered for treating Brackish Water, the BW RO Membrane guarantees consistent, superior quality outcomes every time, achieving unparalleled performance reliability.
Main Features:
1. High-Quality Water Purification: The Industrial Membrane BW 4040 is expertly designed to provide pristine, safe drinking water with impeccable precision, seamlessly catering to household, commercial, and hotel needs.
2. Advanced Filtration Technology: Boasting a cutting-edge 5-stage filtration system, this product achieves an astounding 99% salt rejection rate with an average permeation flow of 1500gpd, making it the ultimate choice for those seeking dependable and efficient water purification.
3. Durable and Long-Lasting: With an exceptional self-cleaning function and a robust 6-month lifespan for the RO filter, this product minimizes maintenance needs, drastically reducing the frequency of replacements and conserving both time and resources.
4. Certified and Compliant: Meeting CE certification standards, this product guarantees alignment with international safety and quality regulations, offering users confidence and assurance of its exemplary performance and reliability.
5. Easy Installation and Operation: With a design focused on effortless installation and operation, featuring an English language interface and user-friendly controls, it is accessible to a wide range of users, including those with limited technical expertise, ensuring smooth and convenient use.




SAND.K is at the forefront of water environmental technology, leveraging a comprehensive global supply chain to drive revolutionary advancements within the industry, setting unparalleled standards for innovation. We deliver all-encompassing solutions for essential components, meticulously designed for small to medium-sized equipment manufacturers. Our dedication extends globally through e-commerce, offering pioneering solutions to customers in developing regions and ensuring access to transformative innovations that redefine industry benchmarks.
Our sophisticated research and manufacturing capabilities position us as forward-thinking leaders, driving cutting-edge developments and innovations in the field. By employing extensive data analysis, we offer custom solutions for regions challenged by high salinity water, elevating water treatment technology standards to unprecedented heights.
Our visionary solutions cover seawater desalination, waste leachate treatment, drinking water purification, and innovative treated wastewater reuse, delivering remarkable advancements in technology. Furthermore, our strategic cost advantage sets us apart in the industry, providing unmatched value and efficiency, ensuring maximum 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. |