828/DEA/Silica: Bulk Modulus and Density

filler density = 2.45 g/cc

30vol% filler

bulk modulus at 23C

from ultrasound = 7.95 GPa

density at 23C = 1.57 g/cc

45vol% filler

bulk modulus at 23C

from ultrasound = 9.61GPa

density at 23C = 1.76 g/cc