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Minigold

Au (40.0%)-based dental casting alloy, Type 4
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Minigold is a gold-reduced casting alloy. Its composition makes it suitable for a wide range of indications and its golden yellow colour allows natural shade effects in the restoration veneered with laboratory composite SR Nexco.

Indications*

  • Onlays, ¾ crowns, crowns
  • Telescope crowns, conus crowns
  • Bridges
  • Wide-span bridges
  • Cast posts / cores, bars, attachments

Technical Data

Composition (%):  Au 40.0 | Pd 4.0 | Ag 47.0 | Cu 7.5 | Zn 1.0 | In <1.0, Ir <1.0
ISO  22674:2016
ADA Type Noble
Type / Colour 4 / Yellow
Density (g/cm³) 12.4
Melting Range (Solidus/Liquidus): 865 - 945 °C
Elastic Modulus (GPa): 88
  As Cast              Softened        Hardened 
Vickers Hardness: 190                      125                  215
Tensile Strength (MPa): 600                      400                  680
0.2% Proof Stress (MPa):  430                      280                  540
Elongation (%): 15                        30                    12

Advantages

  • Golden yellow colour
  • Wide range of indications
  • Veneering with laboratory composites (e.g. SR Nexco)
  • Excellent resistance to oral conditions
  • Tested biocompatibility

Processing Data

Investment Material:  Phosphate-bonded / Gypsum-bonded
Preheating / Burn- out Temperature: 650 - 760 °C
Crucible  Carbon crucible / Ceramic crucible
Casting Temperature: 1000 - 1050 °C
Recommended Lab Composite: SR Nexco
Laser Welding Wire: Laser C&B Yellow

*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES

Instructions For Use (eIFU)
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