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Nicrallium N4

Barre métallique usinage prothèse dentaire

NICRALLIUM® N4 bars are made of a non-precious, nickel- and beryllium-free, cobalt-based dental alloy, free of nickel and beryllium.. Lire plus

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NICRALLIUM® N4 bars are made of a non-precious, nickel- and beryllium-free, cobalt-based dental alloy, free of nickel and beryllium.

NICRALLIUM® is a registered trademark of BCS.

Chemical composition

C
  • 0.02%
Si
  • 1.6%
Mo
  • 6.5%
Cr
  • 24.8%
Co
  • 62%
W
  • 4.5%
Mn
  • 0.2%
Other
  • 0.3

Mechanical properties

DENSITY
8.4
HARDNESS
275 HV
MODULUS OF ELASTICITY
205 GPa
YIELD STRENGTH UNDER TENSION 0.2%
360 MPa
ULTIMATE TENSILE STRESS
630 MPa
ELONGATION AT BREAK
10%
MELTING RANGE SOLIDUS
1280 C°
MELTING RANGE LIQUIDUS
1350 C°
COEFFICIENT OF THERMAL EXPANSION FROM 20 TO 500°C
13.9 x 10-6

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