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Cab-O-Sil Filler

CAB-O-SIL untreated fumed silica is a synthetic, amorphous, colloidal silicon dioxide that is generally regarded as unique in industry because of its unusual particle characteristics. CAB-O-SIL fumed silica’s has extremely small particle size with a high purity. It is commonly used for filler. An excellent thixotropic agent which is used to control viscosity of mixed epoxy systems. Can be used alone for a very smooth, non-sagging, high strength mixture or combined with fillers or fibers to make them non-sagging