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NPM-Alloys for Partial Dentures
Starbond Co
CoCr partial denture alloy (bondable) for sophisticated combined restorations and gracile clasp design. Free of nickel, beryllium, lead and cadmium. Type 5 pursuant to DIN EN ISO 22674.
Excellent degree of purity
- Biocompatible and extremly corrosion resistant
- High wearing comfort due to low thermal conductivity
- Spring hard
Advantages for Dental Technicians:
- Universally applicable for clasp-retained prostheses, combined techniques and ceramic restorations
- Excellent for casting of 3D printed plastic parts
- System-free working due to very good alloy properties
- Pleasant polishing properties and easy finishing
- Optimal conditions for laser welding
- Application flexibility and easy melting, no sparking
Composition:
| Co | 62% |
| Cr | 30% |
| Mo | 5.5% |
| Si | 1% |
| C,Fe Mn | <1% |
Technical properties:
| Proof stress (Rp 0.2) | 500MPa |
| Ultimate tensile strength | 760MPa |
| Elongation | 6% |
| Elastiic modulus | 250GPa |
| Vickers hardness | 380 HV 10 |
| Density | 8.1g/cm³ |
| Melting range | 1200 - 1385°C |
| Preheating temperature | 850 - 950°C |
| Casting temperature | 1485 - 1540°C |
| CTE (20-600°C) | 14.9 x 10⁻⁶K⁻¹ |
| Laser weldable | Yes |
| Type (DIN EN ISO 22674) | 5 |
Trade unit:
| 1000g | Ref. 132000 |