VERSATILE APPLICATIONS
Introducing our HJC 4040 Industrial RO Membrane, a masterfully engineered solution designed to revolutionize water desalination processes. Its superior performance shines when treating both surface and groundwater with salt concentrations ranging from 2000 to 8000 ppm, making it a versatile powerhouse for numerous industries. Whether you are in Pharmaceuticals, Chemicals, Food and Beverage, Electronics Manufacturing, or Power Plants, this membrane is your go-to solution. It also extends its remarkable capabilities to Greenhouses, Agricultural sectors, Boiler Feed Water applications, Aquariums, and countless other industries.
Specialized in crafting pure water, the BW RO Membrane stands out for its exceptional proficiency in Brackish Water treatment, delivering outstanding results for related industries.
Main Features:
★ Precision-engineered using HJC high rejection quality sheets, ensuring unmatched performance;
★ Innovatively designed for prolonged service life, leading to substantial operational cost savings;
★ Delivers consistently high stabilized rejection rates, coupled with outstanding nominal flux performance;
★ Constructed with sanitary qualified elements, guaranteeing safety and unparalleled reliability;
★ Rigorously tested and inspected in-house, assuring supreme quality and excellence.













At Sandmonk Technology Co., Ltd., operating under the renowned brand SAND.K, we lead the charge in water environmental technology innovation. Utilizing a global supply chain, we are redefining industry standards with our groundbreaking solutions, setting new benchmarks for excellence. Our extensive range of comprehensive services is tailored to meet the needs of small and medium-sized equipment manufacturers worldwide. With seamless cross-border e-commerce, we primarily focus on supporting developing regions.
Our commitment to independent research and development, along with our robust manufacturing capabilities, cements our position as industry leaders, always crafting solutions that are ahead of their time. Backed by extensive data analysis, we create bespoke solutions for regions grappling with high salinity water challenges, ensuring effective and impactful outcomes.
Our rapid and efficient solutions encompass cutting-edge seawater desalination, innovative leachate treatment, potable water purification, and the sustainable reuse of treated wastewater. We take pride in offering a unique cost advantage, setting us apart in the fiercely competitive market landscape.

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. |