Reinforced/toughened materials, thermal insulation materials, polishing materials, wave absorbing materials, catalysts, etc. nano Al2O3 particle for Electronic Ceramic Parts, Aluminum Oxide Nanoparticles , Transparent Electrode , Copper Nanoparticles ,Length 1-2um -Cooh Functionalized Multi Walled Carbon Nanotubes . Quality comes first, service and customer experience are also value. - HONGWU NANO. The product will supply to all over the world, such as Europe, America, Australia,San Francisco, Mexico,Norwegian, Puerto Rico.Carbon Nanotubes (SWCNT,DWCNT,MWCNT and functioned nanotubes) ;