Dense and Cellular Zirconia Produced by Gel Casting with Agar: Preparation and High Temperature Characterization

Table 2

Results of four-point bending tests performed at room temperature on dense and porous samples (average values ± standard deviation).

Sample	Density; (%)	Modulus of rupture; (MPa)	Elastic modulus; (GPa)
Dense samples	93 ± 1	413 ± 110	170 ± 6
Porous samples	61 ± 2	33 ± 11	44 ± 9