E N
A P P L I C A T I O N
26
Material-specific frame parameters
The following material-specific frame parameters must be complied
with when fabricating Ceramill ZI zirconium oxide frames in high-den-
sity sintered condition:
Detailed minimum wall thicknesses and connector cross-sections
O
Abutment crown
X
Bridge unit
Minimum frame
thickness
in mm
Connector cross-
section in mm
2
Maximum number of
connected bridge units
Anterior Posterior
Anterior
Posterior
Ceramill ZI
0.5
≥
7
≥
9
3
2
Indication Pattern
Total
number
of units
Number of
connected
bridge units
Wall thickness
in mm
Connec-
tor cross-
section
in mm
2
incisal/
occlusal Circular
Primary
compo-
nents/
Double
crowns
–
1
–
0.7
0.5
–
Single crown
–
1
–
0.5
0.5
–
Front-tooth
bridge
OXO
3
1
0.5
0.5
> 7
OXXO
OXXXO
4
5
2
3
0.7
0.5
> 9
Posterior
bridge
OXO
3
1
0.7
0.5
> 9
OXXO
4
2
1.0
0.7
> 12
Cantilever
bridge
OOX
OOOX
3
4
Free-end
pontic
1.0
0.7
> 12
OXOX
4
1 +
Free-end
pontic
1.0
0.7
> 12
