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Product |
Zirconia |
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Material |
ZrO2,
Y2O3 stabilized |
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Typical Composition |
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ZrO2% |
Y2O3% |
Al2O3% |
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>94.4 |
5.0-5.3 |
0.2-0.3 |
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Typical Properties
of Sintered Parts |
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Mechanical properties |
|
Young’s modulus |
200 GPa |
|
Sintered density |
≥ 6.06 g/cm3 |
|
Bend Strength |
600-800 MPa (as-fired)
800-1000 MPa (polished)
1200-1400 MPa (HIPped, polished) |
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Fracture Toughness |
6-9 MPa. √m |
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Hardness |
1350 HV |
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Thermal properties |
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Expansion coefficient |
10-10-6 K-1 |
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Conductivity |
2 W/mK |
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Thermal shock resistance |
350° C |
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Electrical properties |
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Resistance |
106 Ω m |
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Dielectric constant |
22 |
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Applications |
Parts with excellent surface quality; reproduction of finest details.
Combines good wear resistance with high strength. Biomedical
applications, micro-engineering, fiber optics, nozzles for extrusion and
spraying. Maximum temperature of use 100° C: In dry environments up to
400° C. Not suitable for multiple steam sterilizations. |
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