Hydrophobic fumed silica powderBET Surface area: 15 - 40 m2/gCarbon content: 4 - 7 %Key effects: negative electrostatic charge, free-flow, reduced moisture pick-up, enhance toner durabilityTypical applications: toner Tags #reinforcement filler #fumed silica #mixed oxide #fumed oxide #rheology control #pyrogenic silica Typical Applications Toner Markets & Applications Pulp, Paper & Packaging Paper