Abstract
The aim of this study is to evaluate the bond strength afforded by different surface treatments on IPS e.max Press ceramic united to Variolink II (both Ivoclar-Vivadent, Liechtenstein), when subjected to tensile test. 165 ceramic bases are divided into 11 groups in accordance with the surface treatment to be performed: G1- control group G2-aluminum oxide sandblast, G3- aluminum oxide sand…