1. Particle size 10-20nm, 20-30nm 2. Purity 99.8%+ 3. High dispersible Types of Silicon Dioxide Nanopowder148-1NP. It ... grease, resin, adhesive, elastomer, senior printing ink, encapsulant, simonize, leather, heavy-duty coating, etc.148-3NP. Mainly used in lubricating grease, coating ...