Superfine Barium Sulfate (800 Mesh) is widely used in paint, ... 9690-94fineness: 325-mesh, 400-mesh, 600-mesh, 800-mesh, 1250-mesh, 2000-mesh, 3000-mesh, 6000-mesh 8000-mesh, 12500-mesh, 15000-mesh (Fineness can ... be custom-made upon client's request) Superfine Barium Sulfate (800 Mesh ...