Zirconia dental material BEGO Zirkon LT

zirconium dioxideceramicZrO2

Product overview

• High level of shade fidelity thanks to the BEGO shade concept consisting of a total of five shades
• Consistent shade accuracy and reproducibility thanks to precolored blanks
• All-ceramic zirconium dioxide frame material suitable for ceramic veneering

Indications

• Frameworks for partially and fully veneered restorations up to 16 units and up to two pontics
• Two-piece abutments

Extras

• Telescopic primary crowns

Shade overview BEGO Zirkon LT01–LT05
Shade allocation BEGO Zirkon LT01–LT05 in accordance to the VITA classical color system (header = VITA shades)
A1 | A2 | A3 | A3,5 | A4 | B1 | B2 | B3 | B4 | C1 | C2 | C3 | C4 | D2 | D3 | D4
LT01 | LT02 | LT04 | LT03 | LT03 | LT01 | LT02 | LT04 | LT03 | LT01 | LT05 | LT05 | LT03 | LT05 | LT05 | LT02

Technical specifications

• Chemical composition: ZrO2 + HfO2 + Y2O3
• Purity: ≥ 99.5 % by weight
• Yttrium oxide (Y2O3): 5.2 % by weight
• Aluminium oxide (Al2O3): 0.25 % by weight
• Other oxides: ≤ 0.5 % by weight
• Density: 6.08 g/cm³
• Biaxial strength: > 1,100 MPa
• Vickers hardness (HV 1): 1,250 MPa
• Translucency: 35%
• Coefficient of thermal expansion (RT – 600°C): 11.2 × 10⁻⁶ K⁻¹