The Effect of Restoration Thickness on the Fracture Resistance of 5 mol% Yttria-Containing Zirconia Crowns.
Po-Hsu ChenEsra ElaminAkram Sayed AhmedDaniel A GivanChin-Chuan FuNathaniel C LawsonPublished in: Materials (Basel, Switzerland) (2024)
In order to achieve a similar fracture resistance to 0.5 mm 3Y-Z crowns cemented with RMGIC, 5Y-Z crowns may be as thin as 0.8 mm. To achieve a similar fracture resistance to 1.0 mm 3Y-Z crowns cemented with RMGIC, 5Y-Z crowns must be 1.2 mm and bonded with resin cement.