... purity 2,high quality nano-al2o3 aluminum oxide nanopowder/nanoparticles used for insulation Basic Information: Molecular formula: Al2O3 MW: 101 ... performance,high resistivity and average particle size,can be widely used in the field of plastic, rubber,ceramics,coating, polyimide ... and comprehensive insulation property.2. The product can be used on insulated and heat-conduct material such as resin, ...