Versatile Applications
Discover the limitless potential of our state-of-the-art BW4021 Industrial Membrane, designed with precision to masterfully desalinate both surface and groundwater. With the ability to effectively manage salt concentrations ranging from 2000 to 8000 ppm, our technology is indispensable across a multitude of industries. From Pharmaceuticals, Chemicals, and Food & Beverage to Electronics Manufacturing and Power Plants, our solution stands unrivaled. It also excels in Greenhouses and Agriculture, Boiler Feed Water preparation, and Aquariums, ensuring exceptional results wherever applied.
Pure Water Preparation and Related Industries: Our BW RO Membrane demonstrates remarkable prowess in treating Brackish Water, consistently delivering superior quality results with every use.
Main Features:
★ Built with HJC high rejection quality sheets, the BW4021 ensures purification standards that are nothing short of premium;
★ Its extended service life not only cuts costs but also maximizes value for every investment made, offering unparalleled economic efficiency;
★ Offers superior stabilized rejection, combined with optimized nominal flux, ensuring unmatched efficiency in all applications;
★ Incorporates hygienic elements that are certified for top-tier safety and sanitation, giving you peace of mind;
★ Our rigorous in-house inspection and testing processes stand as a testament to the pinnacle of quality we uphold.
Customization:
RO Membrane Wrapping Tape - Available √
RO Membrane Center Tube - Available √
RO Membrane Fabric Tricot - Available √
RO Membrane Spacer - Available √
RO Membrane Gasket - Available √
RO Membrane Stickers Design - Available √
RO Membrane Packing Bags - Available √
RO Membrane Packing Cans - Available √
RO Membrane Packing Cartons Design - Available √





SAND.K, a beacon of innovation, is fervently committed to leading the charge in water environmental technology. By harnessing a global supply chain, we deliver groundbreaking advancements that reshape the industry. We specialize in providing comprehensive, one-stop solutions for crucial components, specifically tailored for small to medium-sized equipment manufacturers. Our dedication extends to cross-border e-commerce, reaching global customers in emerging regions, and granting access to transformative solutions.
Our pioneering research and advanced manufacturing capabilities firmly cement our position as trailblazers and leaders within the industry. Armed with comprehensive data analysis, we craft custom solutions for areas facing high salinity water challenges, propelling advancements in water treatment technology.
Our visionary solutions span seawater desalination, waste leachate treatment, drinking water purification, and groundbreaking treated wastewater reuse initiatives. Furthermore, our strategic cost advantage distinguishes us within the industry, offering unmatched value and efficiency that is unparalleled.

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. |