FIELD: compositions for the manufacture of glass.
SUBSTANCE: invention relates to the technology of silicates, in particular to the production of glasses, which can be used in the production of decorative and artistic items. Glass contains, wt.%: SiO2 13.2–19.2; Al2O3 1.0–3.0; MgO 4.0–6.0; K2O 17.0–19.0; Na2O 0.5–1.5; As2O3 22.0–24.0; Fe2O3 2.5–3.0; B2O3 19.0–21.0; one component from the group CoO, NiO, MnO2 10.8–12.8.
EFFECT: lower glass melting temperature.
1 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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|
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|
RU2332369C1 |
