From: HF etching of CAD/CAM materials: influence of HF concentration and etching time on shear bond strength
Diametral tensile strength (MPa)
PV5
46.4 ± 3.6A
VAF
41.9 ± 2.5B
RUN
42.2 ± 4.8B
VAS
17.6 ± 1.7C