From: Influence of margin design and restorative material on the stress distribution of endocrowns: a 3D finite element analysis
Model
Description
Elements
Nodes
A
A flat butt joint margin
226,159
344,603
B
A 20° bevel margin
227,229
347,542
C
An axial reduction and 1 mm shoulder margin
228,973
351,462
D
A 2-mm anatomic occlusal preparation margin
229,480
352,005