Translucency and biaxial flexural strength of four ceramic core materials Chen YM et al. - For relative translucency: IPS Empress 2, VITA In-Ceram Alumina , VITA In-Ceram Zirconia, Cercon Base Zirconia, P < 0.0001. For biaxial flexural strength: IPS Empress 2, VITA In-Ceram Alumina, VITA In-Ceram Zirconia, Cercon Base Zirconia , P < 0.0001. [more...]