NIADUR - nickeliferous
Bonding alloy type 3 for crownand bridgework
Characteristics:
Density: 8,3 g/cm3
Melting range: 1313-1350 °C
Casting temperature: 1500 °C
Pre heating temperature
ofthe mould: 900-950 °C
Coefficient of expansion
(20-600°C) CTE: 14,5 µm/mK
Vickers hardness: 194 HV10
Elongation atrupture: 16 %
Tensile strength: 546 N/mm2
Yield strength: 309 N/mm2
E-modulus: 172.000 N/mm2
Chemical compound:
Ni 62,00 %
Cr 24,50 %
Mo 10,30 %
Si 1,70 %
Fe 1,50 %
Traces: Co, C