Carbon nanotube bundled multi-walled materials are widely utilized in various advanced applications due to their exceptional mechanical, electrical, and thermal properties. In electronics, they are used to create conductive films, flexible displays, and high-performance transistors, enhancing device efficiency and durability. In energy storage, they serve as key components in supercapacitors and lithium-ion batteries, improving energy density and charge-discharge rates.

In composite materials, these nanotubes are incorporated into polymers, metals, and ceramics to produce lightweight yet strong materials for aerospace, automotive, and construction industries. Their high thermal conductivity makes them ideal for thermal management solutions in electronics and heat exchangers.

Additionally, they are employed in sensors for detecting gases, biomolecules, and environmental pollutants due to their high surface area and sensitivity. In biomedical applications, they are explored for drug delivery systems, tissue engineering, and imaging technologies, leveraging their unique structural and functional properties.