VERSATILE APPLICATIONS
Our HJC 4040 Industrial RO Membrane is meticulously engineered to excel in a broad spectrum of water desalination requirements. Skillfully designed, it efficiently processes surface and groundwater with salt concentrations ranging from 2000 to 8000 ppm. Its remarkable versatility makes it a treasured asset across diverse industries, including Pharmaceutical, Chemical, Food and Beverage, Electronics Manufacturing, and Power Plants. Beyond these, its capabilities extend to supporting Greenhouses and Agriculture, Boiler Feed Water, Aquariums, and many other sectors.
The BW RO Membrane is a cornerstone for pure water preparation, delivering outstanding brackish water treatment solutions, benefiting related industries significantly.
Main Features:
★ Crafted with HJC high rejection quality sheets, it delivers unmatched performance;
★ Designed for longevity, it substantially cuts down operational costs, ensuring extended use;
★ Provides consistently high stabilized rejection rates, maintaining excellent nominal flux performance;
★ Composed of sanitary-certified elements, guaranteeing utmost safety and reliability;
★ Every unit undergoes stringent in-house inspection and testing, assuring superior quality standards.













Sandmonk Technology Co., Ltd., proudly bearing the SAND.K brand, leads the charge in water environmental technology innovation. By leveraging a global supply chain, we set new industry benchmarks with our trailblazing solutions. Through seamless cross-border e-commerce, we extend our comprehensive services to small and medium-sized equipment manufacturers worldwide, with a sharp focus on empowering developing regions.
With strong independent research and development paired with powerful manufacturing capabilities, we position ourselves as leaders in the field, creating future-oriented solutions. Our vast data analysis capabilities allow us to craft tailored solutions for regions contending with high salinity water challenges, ensuring transformative outcomes.
Our rapid and efficient solutions cover seawater desalination, leachate treatment, potable water purification, and the sustainable reuse of treated wastewater, driving impactful change. We proudly stand out in the competitive landscape by offering an exceptional cost advantage that sets us apart.

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. |