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 versatility with our cutting-edge BRACKISH WATER Reverse Osmosis Membrane technology. Engineered to effortlessly desalinate both surface and groundwater, it skillfully manages salt concentrations from 2000 to 8000 ppm. This precision makes it the ideal choice for a myriad of industries, ranging from Pharmaceutical, Chemical, and Food & Beverage, to Electronics Manufacturing and Power Plants. This exceptional product also enhances efficiency in Greenhouses, Agriculture, Boiler Feed Water preparation, Aquariums, and beyond, consistently delivering remarkable results across these diverse sectors.
Pure Water Preparation and Related Industries: The BW RO Membrane is expertly engineered to treat Brackish Water with precision, ensuring consistently superior quality outcomes every time, and offering unmatched reliability in its performance.
Main Features:
1. High-Quality Water Purification: The Industrial Membrane BW 4040 is masterfully designed to produce pure and safe drinking water, effortlessly catering to the needs of households, commercial spaces, and hotels with impeccable precision.
2. Advanced Filtration Technology: Incorporating a state-of-the-art 5-stage filtration system, this membrane achieves an impressive 99% salt rejection rate while delivering an average permeated flow of 1500gpd. It stands as the epitome of efficiency and reliability for users in need of superior water purification solutions.
3. Durable and Long-Lasting: Featuring a robust self-cleaning function and a durable 6-month RO filter lifespan, this product requires minimal maintenance, significantly reducing the frequency of replacements, thereby conserving time and resources for users effectively.
4. Certified and Compliant: With CE certification, this product meets international safety and quality standards, providing users with assurance and confidence in its exceptional performance and reliability.
5. Easy Installation and Operation: With a design focused on effortless installation and operation, and equipped with an English language interface, this product is highly accessible to a broad spectrum of users, including those with limited technical expertise, ensuring unparalleled ease and convenience.




SAND.K is at the forefront of water environmental technology, driving revolutionary advancements with a robust global supply chain system. Our commitment to innovation sets new benchmarks, transforming industry standards. We provide comprehensive, all-in-one solutions meticulously designed for small and medium-sized equipment manufacturers. Our dedication extends beyond borders through e-commerce, offering pioneering solutions to global customers in developing regions, assuring access to transformative innovations that redefine excellence.
Our independent research and advanced manufacturing capabilities firmly establish us as visionary leaders and innovators, spearheading cutting-edge developments. With extensive data analysis, we deliver tailored solutions for regions facing high salinity water challenges, elevating water treatment technology standards to unprecedented heights.
Our progressive solutions encompass seawater desalination, waste leachate treatment, drinking water purification, and pioneering treated wastewater reuse, offering remarkable innovation. Additionally, our strategic cost advantage sets us apart within the industry, delivering unparalleled 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. |