FDA Cleared, last investigation 02-08-2024

ALLOYS

Gold Crown and Bridge High Noble

SM55 - 55% Au High Noble Crown and Bridge Alloy, Type IV

SM55 is a clinically proven reduced gold crown and bridge alloy demonstrating outstanding properties.
Advantages
Indications
Composition
Au 55.0
Pd 5.2
Ag 30.0
Cu 9.0
In < 1.0, Ir < 1.0
Technical data
Type

4

Color
Yellow
Density (g/cm2)
13.6
Melting range (°C)
905 – 975
Casting temperature (°C)
1030 – 1090
Modulus of Elasticity (MPa)
83.000
Elongation (%)
19.0
Vickers hardness
185
0.2% proof stress (MPa)
425

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