NICRALLIUM® N4 ingots are made of a non-precious cobalt-based, nickel- and beryllium-free dental alloy.
NICRALLIUM® is a registered trademark of B.C.S Dental Alloys.
Nicrallium N4
CASTING CERAMO METALLIC NICRALLIUM CoCr INGOTS
NICRALLIUM® N4 ingots are made of a non-precious cobalt-based, nickel- and beryllium-free dental alloy.
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
