The Effect of Translucency and Surface Treatment on the Flexural Strength of Aged Monolithic Zirconia

Figure 1

The specimens of three types of monolithic zirconia: (a) hightranslucent zirconia without APA, (b) high-translucent zirconia with APA, (c) low-translucent zirconia without APA, (d) low-translucent zirconia with APA, (e) multilayered zirconia system without APA, and (f) multilayered zirconia system with APA.