Table 1.
Means and standard deviations of shear bond strength (MPa) between resin luting material (Panavia F 2.0) and dental restorative materials.
Table 2.
Means and standard deviations of shear bond strength (MPa) of sandblasted surfaces of zirconia ceramic and cobalt-chromium (Co-Cr) alloy with and without ultrasonic cleaning.
Fig 1.
SEM images of the bonding surfaces of zirconia ceramic and cobalt-chromium (Co-Cr) alloy subjected to different surface treatments before shear test.
(A) Polish with abrasive paper; (B) Sandblasting; (C) Ultrasonic cleaning after sandblasting.
Fig 2.
Energy-dispersive X-ray spectroscopy (EDS) spectra of bonding surfaces subjected to different surface treatments.
Fig 3.
SEM images (top) and EDS maps showing the element distributions of Al and Zr on zirconia ceramic surfaces: (A) Polish with abrasive paper; (B) Sandblasting; (C) Ultrasonic cleaning after sandblasting. SEM images and EDS maps showing the element distributions of Al, Mo, Cr, and Co on Co-Cr alloy surfaces: (A) Polish with abrasive paper; (B) Sandblasting; (C) Ultrasonic cleaning after sandblasting.