Wirobond® 280

REF: 50135

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Description

• Wirobond® 280 is setting standards in the non-precious metal-to-ceramic alloy segment because of a Vickers hardness of 280 HV10, it can be finished to a particularly high standard

• Extremely corrosion resistant thanks to the optimal interaction of the indispensable elements chrome and molybdenum

• Very good melting and casting properties

• No prolonged cooling necessary*, even with large spans

• Secure bonding with ceramics

• High strength irrespective of the span size, and therefore a wide range of indications

• Reliable processing in accordance with the proven BEGO system

• Biocompatible and corrosion-resistant

Technical Details

Item name

Wirobond® 280

Product description
Cobalt-Chromium alloy for crowns & bridges
Content/amount
250 g pack
Composition
Co 60,2 · Cr 25,0 · W 6,2 · Mo 4,8 · Ga 2,9 · Mn · Si
Base metall
Cobalt
Color code
8
Preheat temp. from
900 °C
Preheat temp. to
1000 °C
Casting temperature
1500 °C
Solidustemp
1355 °C
Liquidustemp.
1430 °C
Vickershardness
280 HV10
Yield strength
515 MPa
Elongation at break
14 %
Density g/cm³
8,6 g/cm³
Elastic modul
215 GPa
Tensile strength
680 MPa
Iso type ISO22674
4
CTE
14,3 10ˉ⁶ Kˉ¹

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