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Silica fume, also known as microsilica, (CAS number 69012-64-2, EINECS number 273-761-1) is an amorphous (non-crystalline) polymorph of silicon dioxide, silica. The main field of application is as pozzolanic material for high performance concrete. Silica Fume applications: Concrete, Cementitous Repair Products, Concrete Tile & Panels, FCB, Concrete Roofing & Wallboards,…