FIELD: chemistry.
SUBSTANCE: claimed invention relates to biosoluble ceramic fibre. A composition for manufacturing the biosoluble ceramic fibre for a heat-insulating material contains, wt %: SiO2 - 75-80, CaO - 10-13, MgO - 4-9, ZrO2 - 0.1-2, Al2O3 - 0.5-1.5, B2O3 - 0.1-1.5.
EFFECT: increase of biodegradability, improvement of the ability to fibre formation.
6 cl, 3 tbl, 1 dwg
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