A P P L I C A T I O N
Detailed minimum wall thicknesses and connector cross-sections
E N
Indication
Primary
compo-
nents/dou-
ble crowns
Single
crown
Front-tooth
bridge
Posterior
bridge
Cantilever
bridge
O Abutment crown
X Bridge unit
28
Total
Pat-
number
tern
of units
–
1
–
1
OXO
3
OXXO
4
OXXXO
5
OXO
3
OXXO
4
OOX
3
OOOX
4
OXOX
4
Wall thickness
Number of
connected
incisal/
bridge units
occlusal circular
–
0.7
–
0.5
1
0.5
2
0.7
3
1
0.7
2
1.0
Free-end
1.0
pontic
1 + free-end
1.0
pontic
Connec-
in mm
tion cross-
section
in mm
–
0.5
–
0.5
0.5
> 7
0.5
> 9
0.5
> 9
0.7
> 12
0.7
> 12
0.7
> 12
2