Scanning / 2017 / Article / Fig 5

Research Article

The Effect of Various Types of Mechanical and Chemical Preconditioning on the Shear Bond Strength of Orthodontic Brackets on Zirconia Restorations

Figure 5

Scanning electron microscopy images of zirconia surface (magnification 1000x). (a) Zirconia surface before sintering; (b) zirconia surface after sintering; (c) Al2O3 sandblasting after sintering; and (d) CoJet (SiO2-coated Al2O3) sandblasting after sintering. (e) Magnification 3000x, Al2O3 sandblasting after sintering; (f) magnification 3000x, CoJet (SiO2-coated Al2O3) sandblasting after sintering.

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