VERSATILE APPLICATIONS
Our cutting-edge HJC 4040 Industrial RO Membrane is meticulously engineered to tackle an extensive range of water desalination challenges, making it an exceptional choice for treating surface and groundwater with salt concentrations between 2000 to 8000 ppm. Its impressive versatility renders it indispensable across numerous industries, including Pharmaceutical, Chemical, Food and Beverage, Electronics Manufacturing, and Power Plants. Additionally, it serves Greenhouses and Agriculture, Boiler Feed Water, Aquariums, and a plethora of other sectors with remarkable efficiency.
The BW RO Membrane is a boon for pure water preparation and associated industries, offering exceptional proficiency in Brackish Water treatment.
Main Features:
★ Crafted with HJC high rejection quality sheets, delivering unmatched performance;
★ Designed to maximize service life, thereby significantly cutting down operational expenses;
★ Delivers consistently high stabilized rejection rates with nominal flux performance;
★ Constructed with sanitary qualified elements, ensuring utmost safety and reliability;
★ Undergoes stringent in-house inspection and testing to guarantee superior quality assurance.













Sandmonk Technology Co., Ltd., proudly operating under the esteemed brand SAND.K, stands as a beacon of innovation in water environmental technology. By leveraging a global supply chain, we are revolutionizing industry standards with groundbreaking solutions. Our expansive services cater comprehensively to small and medium-sized equipment manufacturers worldwide, facilitated via seamless cross-border e-commerce, with a keen focus on emerging regions.
With robust independent research and development and exceptional manufacturing prowess, we lead the industry, crafting solutions that are ahead of their time. Our extensive data analysis empowers us to tailor solutions that effectively address high salinity water challenges in various regions, delivering impactful and sustainable results.
Our swift and effective solutions encompass seawater desalination, leachate treatment, potable water purification, and the sustainable reuse of treated wastewater, ensuring a comprehensive approach to water challenges. We proudly offer an unparalleled cost advantage, setting us apart in the competitive marketplace.

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. |