HJSIL Fumed Silica 300

Hydrophilic Fumed Silica 300 Description:HJSIL 300 is a kind of hydrophilic fumed silica with the specific surface area(BET) of 300 m2/g. It has many advantanges like Anti-settling and Thickening, Rheology control additive. It is a best choice as Free-flow and Anti-caking Additive.Applications:Coatings, paints, printing inksFilms, Unsaturated Polyester Resin (UPR)Heat Vulcanized (HTV) Silicone RubberPersonal care and cosmeticInsulation materials coresProduct features:Reinforcing filler for elastomersRheology Control and Thixotropy Additives Anti-settling, Anti-sag, ThickeningImproves free flow and anti-caking of powders Excellent transparency in HTV, UPR   Physical and chemical data: Properties and test methods Unit Typical Value Standardization Specific surface area (BET) m2/g 300 ± 25 GB/T 20020 pH value (in 4% dispersion)   3.6 ~ 4.5 GB/T 20020 Loss on drying (2 hours at 105 °C) Wt% ≤ 1.5 GB/T 20020 Loss on ignition (2 hours at 1000 °C,bas…