Silicon dioxide: High efficient dispersion, good anti-settling Excellent matting ... hole secondary particle, hydrophile,adsorption, silutedness. Etc. Silicon rubber, coatings, paper making, pesticide. be used ... rubber,plastics,panit,toothpast abradant,agricultur, cementing agent, coating, anticaking agent(fertilizer), papermaking, decolorant, dyestuff.SiO2 content ... Packing (suttle) Kg 25 Silicon Dioxide