Ca₄Al₆O₁₃ is a calcium aluminate ceramic compound, a phase that naturally occurs in Portland cement and refractory materials. It is primarily encountered as a constituent in cement-based systems and high-temperature refractory products rather than as a standalone engineering material, where it contributes to early strength development and thermal stability. This material is notable in the cement and refractory industries because its hydration behavior and phase stability directly influence concrete durability, especially in chemically aggressive or high-temperature environments where conventional Portland cement phases may degrade.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.859 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.101 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 15.30 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.2575 | C/m² | — | ||
Seebeck Coefficient(S) | -131.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1737 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.158 | eV/atom | — |