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BEGO WIROBOND C 250gr Cobalt-Chromium alloy for crowns & bridges Ceramics #50116
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Description
BEGO Wirobond CC 250gr
Nickel and beryllium-free / Cobalt-Chromium alloy for crowns & bridges #50116
Wirobond® C
Cobalt-Chrome metal-to-Ceramic alloy.
Advantages
Nickel- and beryllium-free
Simple processing thanks to reliable casting time recognition
Carbon-free composition – particularly well suited for laser welding
The element cerium ensures high bond strength with the Ceramic, minimising the risk of subsequent flaking or chipping
Low thermal conductivity – protects the pulp and ensures high wearing comfort for the patient
Biocompatible and corrosion-resistant thanks to a firmly-adhering passive layer
Wirobond® C Specifications
COMPOSITION IN % BY MASS
Co 63.3 · Cr 24.8 · W 5.3 · Mo 5.1 · Si 1.0 · Ce
ALLOY CHARACTERISTICS STANDARD VALUES
Type (ISO 22674) 4
Density 8.5 g/cm3
Preheating temperature 900–1000 °C
Solidus, liquidus temperature 1360, 1420 °C
Casting temperature approx. 1500 °C
Young’s modulus 180 GPa
Proof strength (Rp0.2) 440 MPa
Elongation after fracture (A5) 16 %
Vickers hardness 315 HV10
Coefficient of thermal expansion (CTE) 25–500 °C, 10-6 K-1 14.3
AVAILABILITY CONTENTS REF
Wirobond® C 250 g 50116
ACCESSORIES CONTENTS REF
Wiroweld CoCr laser wire, carbon-free, Ø 0.35 mm 2 m – 1.5 g 50003
Wiroweld CoCr laser wire, carbon-free, Ø 0.5 mm 1.5 m – 2 g 50005
Wirobond® solder 4g 52622