Description
>>> GebrAnw-Dental-Base-Alloy-Adornova-Eco.pdf <<<
Type: | Gold-reduced precious metal alloy on the gold basis intended for metal-ceramic dentures or for dental casting alloy, type 4 (extra hard)
acc. DIN EN ISO 22674 |
Colour: | light yellow |
Applicable scope: | Inlays, Onlays | ● |
Crowns | ● | |
Small bridges | ● | |
Bridges of any physiological span | ● | |
Milling, cone and attachment works | ● | |
Modeling casting | ● | |
Applicable for LCF | ● |
Composition: | Au | 38,00 |
(mass fraction in %) | Pd | 17,00 |
Ag | 36,00 | |
Ir | 0,10 | |
In | 8,90 |
Technical specifications: | Density in g/cm³ | 12,8 | |||
Vickers hardness HV 5/30 | as modeling alloy | (s) 210 | (a-s) - | ||
as bonding alloy | (s) 210 | (n) 220 | (a-n) 240 | ||
Yield strength Rp0,2 in MPa | as modeling alloy | (s) 500 | (a-s) - | ||
as bonding alloy | (s) 500 | (n) 550 | (a-n) 560 | ||
Elongation at break in % | as modeling alloy | (s) 3 | (a-s) | ||
as bonding alloy | (s) 3 | (n) 3 | (a-n) 3 | ||
Average linear CTE 25 – 500 °C in 10-6 K-1 | 16,9 | ||||
Average linear CTE 25 – 600 °C in 10-6 K-1 | 17,3 | ||||
Elastic modulus in GPa | 90 | ||||
Melting interval in °C | 1020 – 1075 |
Processing: | Preheating temp. of the casting moulds in °C | 800 | |
Casting temperature in °C | 1230 | ||
Crucibles | Graphite | ||
Curing | (a-s) | Not curable | |
(a-n) | 500°C/ 15 min |
Suitable solders: | Joints after ceramic firing | AL 700 PF |
Joints as modeling alloy | AL 750 |
1) Brief description:
s – self-curing, n – after ceramic firing, a-s – curing from s condition
a-n – curing from n condition
2) All information about cured condition is given according to the alloy:
– Oxide firing 10min/ 960°C + 4x4min/ 960°C for yellow conventional bonding alloys
– Oxide firing 10min/ 980°C + 4x4min/ 980°C for white conventional bonding alloys
– Oxide firing 10min/ 800°C + 4x4min/ 800°C for LFC-systems
Corresponding data are true under these conditions only.
3) The ceramic firing should be carried out according to the manufacturer's instructions.
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