... of the best filling materials for paint, printing ink, carbon, fiber, GRP, leatheroid, rubber plastic ... one of the best filling materials for paint, printing ink, carbon, fiber, GRP, leatheroid, rubber, plastic ... cm3)0.02-0.1Oil Absorption g(oil)/g0.68-0.69Thermal Conductivity(W/mK ... expensive fillers.Main Usage of cenosphere1. Paints and ink: ink, bond, vehicle putty, insulating, antiseptic, fireproof ...