SHERA

Cobalt-based dental alloy, Type 4

• For removable partial and combination dentures
• Suitable for laser welding
• Medical device class IIa

• Vickers hardness (HV 1): 350
• Density: 8.3
• Tensile strength: 669 MPa
• Yield strength 0.2: 379 MPa
• Elongation limit A5: 12 %
• Modulus of elasticity: 222 GPa
• Solidus point: 1.338 °C
• Liquidus point: 1.406 °C
• Casting temperature: 1,560 °C
• Chrome 28.0% - Cobalt 64.0% - Molybdenum 6.0%
• Further elements below 1%: C, Fe, Mn, Nb, Si