KBF₄ (potassium tetrafluoroborate) is an inorganic ceramic compound belonging to the fluoroborate family, characterized by strong ionic bonding and moderate stiffness. It is primarily used in metallurgical and electrochemical applications, including metal surface treatment, welding flux formulations, and as an electrolyte precursor in specialized electroplating processes. Engineers select KBF₄ over alternative fluoride salts when low-temperature processing, enhanced corrosion resistance, or specific surface activation is required, though its hygroscopic nature and corrosive potential in moist environments necessitate careful handling and storage considerations.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 3,234.3 | ksi | — | ||
Poisson's Ratio(ν) | 0.3600 | - | — | ||
Shear Modulus(G) | 1,604.1 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.08288 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 8.122 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.1930 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04240 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -3.260 | eV/atom | — | ||
| ↳ | -3.110 | eV/atom | — |