GLASS THREADS USEFUL FOR STRENGTHENING ORGANIC AND/OR INORGANIC MATERIALS
FIELD: glass articles. ^ SUBSTANCE: invention relates to glass strengthening threads as components of composition that comprises the following components taken in limits determined below and expressed in weight %: SiO2, 58-62%; Al2O3, 10-16%; CaO, above 18%; MgO, above 1.5%; CaO + MgO, less 28%; Na2...
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