Metal dental material BegoStar®

alloygold-palladium alloyfor dental restorations

Product overview

• Gold-based metal-to-ceramic dental alloy for conventional ceramic restorations
• Extra-hard alloy with reduced gold content for controlled mechanical properties
• Copper-free composition suitable for patients with copper sensitivity
• Silver-alloyed for improved castability and consistent margins
• Suitable for a wide range of dental indications

Technical details
Item name: BegoStar®
Product description: Gold-based metal-to-ceramic alloy
Content/amount: 1 g
Composition: Au 54.0 · Pd 26.4 · Ag 15.5 · Sn 2.5 · In 1.5 · Ru · Re
Base metal: Gold
Color code: 8
Preheat temp. from: 850 °C
Preheat temp. to: 850 °C
Casting temperature: 1420 °C
Solidus temperature: 1245 °C
Liquidus temperature: 1270 °C
Vickers hardness: 180 HV10
Yield strength: 400 MPa
Elongation at break: 12 %
Density: 13.8 g/cm³
Elastic modulus: 116 GPa
ISO type: ISO22674 - 4
CTE: 14.3 · 10ˉ⁶ Kˉ¹

Specifications

• Item name: BegoStar®
• Type: Gold-based metal-to-ceramic alloy
• Content/amount: 1 g
• Composition: Au 54.0 · Pd 26.4 · Ag 15.5 · Sn 2.5 · In 1.5 · Ru · Re
• Base metal: Gold
• Color code: 8
• Preheat temperature: 850 °C
• Casting temperature: 1420 °C
• Solidus temperature: 1245 °C
• Liquidus temperature: 1270 °C
• Vickers hardness: 180 HV10
• Yield strength: 400 MPa
• Elongation at break: 12 %
• Density: 13.8 g/cm³
• Elastic modulus: 116 GPa
• ISO type: ISO22674 - 4
• CTE: 14.3 · 10ˉ⁶ Kˉ¹