FIELD: chemistry.
SUBSTANCE: invention concerns the composition of plaster, which is used for stoves, thermal generating units, devices working in elevated temperature conditions. The plaster contains, mass %: liquid glass 23.0-25.0; asbestos powder 3.0-4.0; emery powder 33.0-35.0; talc 5.0-7.0; powder of magnesite 8.0-12.0; sodium silicofluoride 3.0-4.0; chamotte 8.0-12.0; chromite 8.0-10.0.
EFFECT: increase in the heat resistance of plaster.
1 tbl
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