1. High purity 2. Excellent dispersion 3. Enormous surface area 4. Surface chemistry 1. high quality fumed silica2.SiO2 no less than 99.83.widely using as cating auxiliary agents,electronics chemicals,leather auxiliary agents,paper chemicals,petroleum additives,plastic auxiliary agents,rubber auxiliary agents,surfactants,textile auxiliary agents,water treatment chemical and many other fields. positive effects;Optimum adjustment of rheology during processing,Reinforcement of silicone elastomersThickening of non-polar liquidsFree-flow of foodstuffs and industrial powders,High chemical purityExcellent insulation properties,even at high temperaturesConversion of liquids to powders,e G. Pharmaceuticals,cosmeticsGelification of battery acidsRheology control of greases and lubricants  

white carbon black B200