What are the three noble metals used in dentistry?
The three noble metals used in dentistry are gold, platinum, and palladium.
The pure metals are never used in dentistry, because their alloys have superior properties.
There are three basic categories of dental alloys.
High noble alloys
These must contain over 60 % noble metal (
A typical alloy contains 77%
These must have at least 25 % noble metal content.
A common alloy contains 40 %
These alloys have a noble metal content less than 25 % (it may even be 0 %).
They often contain large percentages of
A typical alloy contains 61 %