Question 157 (part 2) · LDEK · Prosthodontic materials
“Cover the surface with electro-galvanized thin layer of tin, rinse thoroughly and dry, apply metal primer (for 30 sec) dry, apply cement”. Such protocol is implemented for cementing restorations made of:
- A. feldspathic ceramics.
- B. precious metals.
- C. base metals.
- D. lithium disilicate.
- E. composite.
Hint
Ask which restorative material lacks a surface oxide layer to which adhesive monomers could bond.
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