Ivoclar Vivadent SR Phonares II - Manual (Page 26)

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Minimum layer thickness
It may be necessary to reduce denture tooth material to accommodate different model settings or
to adjust SR Phonares for telescopic/combination work. The structural integrity and shade effect of
the tooth must be preserved.
It is suggested that a minimum thickness be maintained.
Posterior teeth:
• in the central fossa: minimum 2.0 mm
• in the cusp:
minimum 2.5 mm
• in the cervical area: minimum 1.5 mm
Anterior teeth:
• grinding of tooth material for retentions or for
placing structural elements: minimum of 1.5 mm
Facial incisal Nano-Hybrid Composite
Dentin core Nano-Hybrid Composite
Neck PMMA
Back incisal PMMA
ComPletion
2.0 mm
2.5 mm
1.5 mm
1.5 mm