... Surface Area(m cm3)0.02-0.1Oil Absorption g(oil)/g0.68-0.69Thermal Conductivity(W/mK)0.054-0 ... Usage of cenosphere1. Paints and ink: ink, bond, vehicle putty, insulating, antiseptic, fireproof paints.2. Plastics: the products of POM ,PA ... , glass fiber products.3. Rubber: floors,boards ,wires and lines ,insulating devices, sole, conveyer belt, vehicle parts and bodies, fender-guard ...