Bio PontoStar
High-gold-content, extra-hard alloy for metal-ceramic restorations, yellow, does not contain palladium or copper; includes biocertificate.
- yellow – improved aesthetics
- does not contain palladium or copper – also suitable for sensitive patients
- high corrosion resistance
- biocertificate – provides added assurance for dentist and patient
- light-coloured oxide – reliable ceramic shade reproduction
| 86,7 - 10,7 - 1,5 - x - x - x - Ta x | |
| BEGO colour code | 5 |
| CTE 20-600 °C | 14,4 |
| CTE 25-500 °C | 14,1 |
| Casting temperature [°C] | 1270 |
| Density [g/cm³] | 18,3 |
| Elongation [A5] after casting/firing | 8 |
| Elongation [A5] soft | 11 |
| Elongation [A5] tempered | 6 |
| Indications | 1, 2, 3, 4, 5, 6 |
| Medium grit size | 20 |
| Melting interval [°C] | 1035-1140 |
| Modulus of elasticity [GPa] | 99 |
| Pre-heating temperature [°C] | 850 |
| Proof stress [RP 0,2] after casting/firing | 425 |
| Proof stress [RP 0,2] soft | 380 |
| Proof stress [RP 0,2] tempered | 560 |
| Type of alloy | extrahart |
| Vickers Hardness [HV5] after casting / firing | 225 |
| Vickers Hardness [HV5] tempered | 235 |
| Vickers Hardness[HV5] soft | 160 |
*All images are subject to BEGO Bremer Goldschlägerei Wilhelm Herbst GmbH & Co. KG
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