... high purity 3)Factory price 4)Port nearby advantage MICRO SILICA POWDERTECHNICAL DATA FEATURES Through chemical blanching and the superfine ... processing from the super purified and high quality natural silica ore.High pure white color, good gloss, anti- ... castings, polishes and cleansers, ceramic frits, adhesive, sealants, silica gels and epoxy resins and and more. TECHNICAL SPECIFICATION Chemical ...