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4all

4all is a nickel-chromium ceramic alloy. Its mechanical and physical properties have been coordinated with conventional feldspar ceramics.

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Advantages

  • Good melting and flow properties
  • Easy to divest
  • Reduced hardness
  • Works with conventional feldspar ceramics
  • Certified biocompatibility

Indications

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

Ni 61.4
Cr 25.7
Mo 11.0
Si 1.5
Mn < 1.0
Al < 1.0
C < 1.0

Technical data

Type                                               4
Colour                                           white
Density (g/cm³)                            8.4
Melting range (°C)                      1260 - 1350
Casting temperature (°C)         1405 - 1465
Modulus of Elasticity (MPa)      200.000
CTE 25 – 500 °C                        13.8
CTE 20 – 600 °C                        14.1
Elongation (%)                            12.0
Vickers hardness                       235
0.2% proof stress (MPa)           375