L2 Flashcards
(2 cards)
1
Q
Porcelain metal interface Metal oxide metal interface Porcelain metal oxide interface Cohesive failure porcelain Cohesive failure in metal oxide Cohesive failure in metal
A
- Porcelain metal: No oxide
- Metal oxide metal interface: Contaminated metal
- Porcelain metal oxide interface: Contaminated metal oxide
- Cohesive failure porcelain: max strength
- Cohesive failure in metal oxide: excessive oxidation
- Cohesive failure in metal: doesnt happen
2
Q
5 design factors
A
Even porcelain Rounded internal line angles 90 degree metal porcelain Porcelain wrap around Metal at least .3mm
