Zirconium silicate (ZrSiO₄) is a ceramic compound combining zirconium oxide and silica, forming a hard, refractory material valued for its thermal stability and chemical inertness. It is widely used in industrial applications requiring resistance to high temperatures, corrosion, and thermal shock, particularly in foundry operations, kiln linings, and specialized refractories. Engineers select ZrSiO₄ over alternative refractories where superior thermal conductivity combined with mechanical rigidity is needed without the risk of silica polymorphic inversion, making it especially relevant for precision casting molds and high-performance kiln applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 203.5 | GPa | — | ||
| ↳ | 229.5 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 1.018 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2967 | - | — | ||
| ↳ | 0.2800 | - | — | ||
Shear Modulus(G)2 entries | 95.73 | GPa | — | ||
| ↳ | 122.3 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity(k) | 8.000 | W/(m·K) | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.161 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.083 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 8.393 range 4.159–12.63median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -283.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1639 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -3.496 | eV/atom | — | ||
| ↳ | -3.183 | eV/atom | — |