Why are multiple abrasive grits used progressively from coarse to fine during finishing and polishing?
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Correct answer: To gradually remove irregularities for a smoother surface
Using abrasives from coarse to fine progressively removes deeper scratches and refines the surface, leading to minimal final roughness and better polish.
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More Finishing and Polishing Restorations questions
- Which of the following is NOT an objective of finishing and polishing dental restorations?
- For posterior composite restorations, which instrument or tool is often used to finish and polish occlusal surfaces effectively?
- When should finishing and polishing ideally be done after composite polymerization?
- What is the likely consequence of inadequate finishing and polishing of a restoration?
- Which polishing medium is commonly used as a final step to achieve high luster on composite restorations?
- For interproximal surfaces of a restoration, what finishing/polishing aid is typically used?