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d.SIGN 30 钴铬烤瓷合金

钴铬烤瓷合金

d.SIGN 30 is a cobalt-chromium ceramic alloy.

Indications*

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

Technical Data

Composition (%):  Co 60.2 | Cr 30.1 | Ga 3.9 | Nb 3.2 | Mo <1.0, Si <1.0, B <1.0, Fe <1.0, Al <1.0, Li <1.0
ISO  22674:2016
ADA Class Base Metal
Type / Color 5 / White
Density (g/cm³) 7.8
Melting Range (Solidus/Liquidus): 1145 - 1180 °C
Elastic Modulus (GPa): 234
  Porcelain Fired     
Vickers Hardness: 385
Tensile Strength (MPa): 660
0.2% Proof Stress (MPa):  510
Elongation (%): 5

Advantages

  • Light oxide
  • Tested biocompatibility

Processing Data

Investment Material:  Phosphate-bonded
Preheating / Burn- out Temperature: 800 - 850 °C
Crucible  Ceramic crucible
Casting Temperature: 1240 - 1300 °C
Oxidation  °C/min/Vacuum: 925 / 5 / Yes
CTE: (25 – 500 °C): 14.5 x 10-6 /K
Laser Welding Wire: Laser Ceramic White

*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES

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