wieland cadcam zirconia

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wieland cadcam zirconia
Posting date : Jan 03, 2014
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84-
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1.Products information Compatible CAD/CAM system: Wieland Zeno, Wieland Mini, Roland, Origin, Yena, Imes-icore, Shera and VHF etc. Size:W OD98*10/12/14/16/18/20/22/25mm Transparency: *Super trnslucent or prettau compatible zirconia are for full contour crown and bridges; light transmittance higher than 40%. * High translucent for common coping and bridge; light transmittance higher than 30%. 2. Chemical compositions ZrO2+HfO2+Y2O3+ Al2O3 : 99.6 ZrO2: 91.6 Y2O3 : 5.15+/-0.20wt% HfO2: 3.0 Al2O3: 0.25+/-0.10wt% Other oxide: <0.15 3. Physical properties 3-point bending strength: 1200+/-50 MPA Sintering density: 6.07-6.09g/cm3 Young’s modulus: 210Gpa Crystallite size: 32mm Particle size: 0.43um Granule size: 52um Fracture toughness: 9 Mpa.m1/2 Thermal conductivity: 3.0 W/mk Coefficient of thermal expansion(100-500℃): 10.5*10-6/k Chemical solubility: 2.5ug/cm2 Radioactivity: 0.015 Bq/g 4. Package and delivery Each in a box, and delivery by DHL,Fedex,UPS,TNT etc.

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