Silicon Dioxide(sio2, white carbon)

General characteristic:high quality, very fine, many hole secondary particle, hydrophile, adsorption, silutedness. Etc.Application: Silicon rubber, coatings, paper making, pesticide. Technique Index: Item Index Appearance fine powder Loss on drying 105C 2h % 8.0 max Ignition loss 1000C % 7.0 max PH 6.7-7.1 BET specific surface area m2/g 170-200 DBP absorbed value cm3/g 2.20-2.50 SiO2 % 93 min Na2SiO4% 0.80 max Average particle um 7.0-11.0 Granularity distributing Silicon Dioxide(sio2, silicawhite carbon)