Amann Girrbach ceramill zi Instructions D'utilisation page 26

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