Question 1 (part 2) · LDEK · Prosthodontic materials
In order to create conditions for adhesion and mechanical blocking of ceramics on the surface of restoration built with metal alloy, one may use:
- A. abrasive blasting with aluminium oxide.
- B. sand-blasting with aluminium dioxide.
- C. hydrofluoric acid etching.
- D. metal coping is subject to sintering.
- E. coping surface is layered with Sur A Link.
Hint
Think of the standard laboratory surface treatment of a metal framework before the opaque porcelain is applied, and which abrasive is used.
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