Sodium disilicate (Na2Si2O5) is an inorganic ceramic compound belonging to the silicate family, commonly encountered as a component in glass formulations and industrial glass-ceramics rather than as a standalone engineered material. It appears primarily in soda-lime silicate glasses, glass coatings, and vitreous enamels where it acts as a flux to lower melting temperatures and improve workability during manufacturing. Engineers select silicate-based ceramics like this for applications demanding chemical durability, thermal stability, and cost-effectiveness, though the material is typically valued as a constituent phase rather than a discrete phase in final applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.576 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.545 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -2.844 | eV/atom | — | ||
| ↳ | -2.666 | eV/atom | — |