Calcium chloride (CaCl₂) is an inorganic ionic ceramic compound with significant hygroscopic and deliquescent properties, making it fundamentally different from typical load-bearing ceramics like alumina or silicates. It is primarily used in industrial applications where its moisture-absorbing and thermal properties are advantageous rather than structural strength—including de-icing operations, dust control, food preservation, and as a drying agent in laboratories and manufacturing. Engineers select CaCl₂ when hygroscopic behavior is the design requirement, though its solubility in water and relatively low mechanical strength limit its use to non-structural roles where chemical function outweighs load-bearing capability.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 4,058.2 | ksi | — | ||
Poisson's Ratio(ν) | 0.2900 | - | — | ||
Shear Modulus(G) | 2,220.5 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.08046 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 5.421 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)3 entries | 7.160 | - | — | ||
| ↳ | 7.312 | - | — | ||
| ↳ | 5.004 range 2.881–7.128median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -244.2 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00210 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -2.748 | eV/atom | — | ||
| ↳ | -2.528 | eV/atom | — |