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Spartan

Pd (78.7%)-based dental metal-ceramic alloy, Type 5
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Spartan is a silver-free, palladium-based ceramic alloy. Its mechanical properties and high heat resistance allow a wide range of indications.

Indications*

  • Inlays
  • Onlays, ¾ crowns, crowns
  • Telescope crowns, conus crowns
  • Bridges
  • Wide-span bridges
  • Cast posts / cores, bars, attachments
  • Implant-supported superstructures
  • Partial dentures

Technical Data

Composition (%):  Pd 78.7 | Cu 10.0 | Au 2.0 | Ga 9.0 | B <1.0, Ir <1.0
ISO  22674:2016
ADA Class: Noble
Type / Color: 5 / White
Density (g/cm³) 10.9
Melting Range (Solidus/Liquidus): 1050 - 1190 °C
Elastic Modulus (GPa): 155
  Porcelain Fired        Hardened                  
Vickers Hardness: 310                           430
Tensile Strength (MPa): 1165                         1245
0.2% Proof Stress (MPa):  945                           1050
Elongation (%): 18                               16

Advantages

  • Ag-free
  • High heat resistance
  • Wide range of indications
  • Compatible with conventional metal-ceramics (e.g. IPS Style)
  • Tested biocompatibility

Processing Data

Investment Material:  Phosphate-bonded
Preheating / Burn- out Temperature: 750 - 820 °C
Crucible  Ceramic crucible
Casting Temperature: 1250 - 1290 °C
Oxidation  °C/min/Vacuum: 1010 / 5 / Yes
CTE: (25 – 500 °C): 14.2 x 10-6 /K
Recommended Metal Ceramic: IPS Style, IPS InLine One,  IPS InLine, IPS Classic
Laser Welding Wire: Laser Ceramic Yellow

*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES

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