Dental alloys are used for a casting a range of restorations, copings, frames and more. These alloys can be composed of a range of noble, high noble and base metals, and each mixture offers different properties that can make one alloy ideal for a specific restorative situation and another alloy completely unsuited to the same task. Full contour crowns and bridges are most often case from noble and high noble metals such as gold and platinum, but these softer metals might not be suited for posterior crowns on a bruxing patient. A wider range of alloys can be used for casting copings and substructures for porcelain-fused-to-metal (PFM) restorations. It is important to coordinate the alloy and the ceramic systems being used for a PFM restoration. Casting dental alloys requires specific techniques with different alloys melting at different temperatures, so be sure to follow the protocols that deliver the best results for your lab.
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| Company | Ivoclar Vivadent Inc. | Ivoclar Vivadent Inc. | Ivoclar Vivadent Inc. | Ivoclar Vivadent Inc. | Ivoclar Vivadent Inc. |
| Item | Solarcast 20 Crown and Bridge Alloy | Callisto Implant 78 Alloy | IS 64 Dental Implant Alloy | MiniGold Crown and Bridge Alloy | WLW Crown and Bridge Alloy |
| Price | Inquire | Inquire | Inquire | Inquire | Inquire |
| Description | Clinically proven palladium-based alloy demonstrating outstanding properties. | Callisto Implant 78 is a high-gold ceramic alloy. It is especially suitable for implant superstructures. | IS 64 is a palladium-silver ceramic alloy. Its physical properties have been coordinated with superstructures used in implantology. Moreover, IS 64 | Clinically proven reduced gold crown and bridge alloy demonstrating outstanding properties. | Clinically proven palladium-based alloy demonstrating outstanding properties. |
| Composition | Gold: 20 %
Palladium: 15 %
Silver: 40 %
Indium: 11 %
Copper: 10 %
Tin: 2 %
Zinc: 2 % | Gold: 78.6 %
Platinum: 9.7 %
Palladium: 7.9 %
Indium: 3.4 %
Iron: Less Than 1 %
Rhenium: Less Than 1 %
Ruthenium: Less Than 1 %
Rhodium: Less Than 1 % | Palladium: 59.9 %
Silver: 26 %
Tin: 7 %
Gold: 2.8 %
Indium: 1.5 %
Gallium: 1.8 %
Platinum: 1 %
Ruthenium: Less Than 1 %
Rhenium: Less Than 1 % | Gold: 40 %
Silver: 47 %
Copper: 7.5 %
Palladium: 4 %
Zinc: 1 %
Indium: Less Than 1 %
Iridium: Less Than 1% | Palladium: 25 %
Silver: 71 %
Indium: 4 %
Lithium: Less Than 1 % |
| Hardness | 195 HV | 240 HV | 230 HV | 125 HV | 150 HV |
| Tensile Strength | Not Available | 600 N/mm2 | 560 N/mm2 | 410 N/mm2 | 320 N/mm2 |
| Indications for Use | Onlays
Partial Crowns
Single Crowns
Telescope And Conus Crowns
Root Canal Posts
Short And Long Span Bridges | Onlays
Partial Crowns
Single Crowns
Telescope/Conus Crowns
Root Canal Posts
Short And Long Span Bridges
Implant Superstructures
Model Casts | Onlays
Inlays
Partial Crowns
Single Crowns
Telescope And Conus Crowns
Root Canal Posts
Short And Long Span Bridges
Implant Superstructures
Model Casts | Onlays
Inlays
Partial Crowns
Single Crowns
Telescope And Conus Crowns
Root Canal Posts
Short And Long Span Bridges | Onlays
Partial Crowns
Single Crowns
Telescope And Conus Crowns
Root Canal Posts
Short And Long Span Bridges |
| Color | Yellow | White | White | Yellow | White |
| Compatible Porcelains | Not Available | Not Available | Inquire | Not Available | Not Available |
| Melting Interval | 815° C - 875° C | 1,135° C - 1,250° C | 1,050° C - 1,280° C | 865° C - 945° C | 1,045° C - 1,130° C |
| Casting Temperature | 930° C - 990° C | 1,305° C - 1,365° C | 1,335° C - 1,395° C | 980° C - 1,040° C | 1,180° C - 1,240° C |
| Expansion | 8 % | 5 % | 31 % | 28 % | 5 % |
| Get Info | Inquire | Inquire | Inquire | Inquire | Inquire |