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RPD Materials
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What are the two types of framework materials?
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Metalic framework
Acrylic denture base
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What are the two types of framework materials?
Metalic framework
Acrylic denture base
Most frequently used RPD alloys
1. Co-Cr (Vitallium)
2. Ni-Cr / Ni-Cr-Be (Ticonium)
87% of cast partial frameworks are made from _______.
Co-Cr
or
Ni-Cr (Ticonium)
What is the advantage of RPD Alloys?
Corrosive resistant
Thermal conductivity
High strength
Increased fatigue resistance & biocompatibility
High Elastic modulus
Good density (decreased wt & bulk)
Low $$$
Improved hygiene
Accuracy & dimensional stability
What are the ways to classify an RPD?
By components :
- Frameworks
- Clasps
- Rests
- Solders