ZrO2
ceramic· ZrO2
Zirconia (ZrO₂) is a high-performance ceramic material prized for its exceptional hardness, thermal stability, and resistance to thermal shock and chemical corrosion. It is widely used in demanding applications requiring materials that maintain structural integrity at elevated temperatures and in harsh chemical environments, making it a preferred choice where traditional metals or silicate ceramics fall short.
dental implants and crownsthermal barrier coatingsrefractory kiln linersoxygen sensors and electrochemical cellscutting tool insertswear-resistant mechanical seals
Compliance & Regulations
?ISO 10993?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 183.1 | GPa | — | ||
| ↳ | 168.6 | GPa | — | ||
| ↳ | 178.8 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.4511 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2997 | - | — | ||
| ↳ | 0.4000 | - | — | ||
Shear Modulus(G)3 entries | 84.64 | GPa | — | ||
| ↳ | 48.02 | GPa | — | ||
| ↳ | 46.68 | GPa | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity(k) | 1.800 | W/(m·K) | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.679 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 4.990 | eV | — | ||
| ↳ | 3.914 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 21.28 | - | — | ||
| ↳ | 23.37 range 5.814–40.92median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 1.235 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -301 | µV/K | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.06130 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -3.791 | eV/atom | — | ||
| ↳ | -3.642 | eV/atom | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Safety & Biocompatibility
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.