Question 310 (part 2) · LDEK · Veneers and inlays
Indicate correct order of the preparation scheme of composite core surface for cementation:
1) check the precision of adjustment, but not in occlusion;
2) silanize;
3) sandblasting with aluminum oxide of 50 µm under the pressure of 2-3.5 bar
4) rinse and dry the surface;
5) degrease the surface with alcohol;
6) dry;
7) apply varnish.
Correct answer is:
2) silanize;
3) sandblasting with aluminum oxide of 50 µm under the pressure of 2-3.5 bar
4) rinse and dry the surface;
5) degrease the surface with alcohol;
6) dry;
7) apply varnish.
Correct answer is:
- A. 1,2,3,5,4,7,6.
- B. 1,3,4,2,5,6,7.
- C. 2,3,4,2,5,6,7.
- D. 3,4,5,2,6,7.
- E. 1,5,3,4,2,6,7.
Hint
Fit is checked first; cleaning and roughening precede chemical coupling, and the bonding resin comes last.
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