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Leo

Leo is a clinically proven reduced gold ceramic alloy demonstrating outstanding properties.

Advantages

  • Clinically proven
  • Extra hard
  • Wide range of indications
  • Excellent resistance to oral conditions
  • Certified biocompatibility

Indications

  • Onlays
  • Inlays
  • Partial crowns
  • Single crowns
  • Telescope and conus crowns
  • Root canal posts
  • Short- and long-span bridges
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Composition

Au 45.0
Pd 41.0
Ag 6.0
In 3.4
Sn 2.2
Ga 1.8
Ru < 1.0
Re < 1.0
Li < 1.0

Technical data

Type                                             4
Colour                                         white
Density (g/cm³)                          13.3
Melting range (°C)                     1225 - 1315
Casting temperature (°C)        1370 - 1430
Modulus of Elasticity (MPa)     114.000
CTE 25 – 500 °C                       13.9
CTE 20 – 600 °C                       14.2
Elongation (%)                           21.0
Vickers hardness                      190
0.2% proof stress (MPa)          400