fumed silica is a Chemicals product. Key specs — Origin: China (Mainland).
Product Description
Characteristics HJ-200 is a hydrophilic fumed silica with a specific surface area of 200 m2/g. It's a kind of high purity white colloidal powder.
Applications HTV and RTV Silicone rubber Adhesives and Sealants Paints and Coatings Printing inks Cable compounds Unsaturated polyester resins, Laminated resins and Gel coates
Properties Reinforcement filler in elastomers Rheology and thixotropy control of liquid systems, binders, polymers, etc. Used as anti-settling, thickening, anti-sagging agent Improvement of free flow and anti-caking characteristics of powders  High transparency