Versatile Applications
Unlock the future of water purification with our state-of-the-art BW4021 Industrial Membrane! Expertly engineered for the desalination of both surface and groundwater, our advanced technology meticulously handles salt concentrations from 2000 to 8000 ppm. Seamlessly tailored for a multitude of industries—ranging from Pharmaceuticals and Chemicals to Food & Beverage, Electronics Manufacturing, and Power Plants—our solutions excel across Greenhouses, Agriculture, Boiler Feed Water preparation, Aquariums, and more, guaranteeing standout performance across diverse sectors worldwide.
Pure Water Preparation and Related Industries: The BW RO Membrane is a powerhouse in treating Brackish Water, consistently delivering exceptional quality results every time.
Main Features:
★ Featuring the HJC high rejection quality sheet, our membrane assures impeccable purification standards;
★ Designed for longevity, it offers an extended service life that drastically cuts costs, presenting unrivaled value for your investment;
★ Exhibiting superior stabilized rejection alongside an optimized nominal flux, it ensures remarkable efficiency;
★ Certified hygienic elements safeguard top-tier safety and sanitation, meeting the highest standards;
★ Our stringent in-house inspection & testing processes stand as a testament to our commitment to deliver the pinnacle of quality.
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 is a trailblazer in water environmental technology, harnessing a global supply chain to drive pioneering innovation throughout the industry. We specialize in providing all-inclusive, one-stop solutions for key components, expertly tailored for small and medium-sized equipment manufacturers. Our commitment extends to cross-border e-commerce, broadening our reach to global clients in developing regions, ensuring they benefit from our transformative solutions.
Our cutting-edge research and advanced manufacturing capability position us as true innovators and leaders in the field. Through in-depth data analysis, we craft custom solutions for regions facing high salinity water challenges, advancing top-tier water treatment technology.
Our innovative solutions encompass seawater desalination, waste leachate treatment, drinking water purification, and pioneering treated wastewater reuse. Additionally, our strategic cost advantage makes us stand out in the industry, delivering unparalleled value and efficiency.

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. |