FIELD: manufacture of sealants, sealing components, gasket for steam conduits, for pumps intended for operation at temperature of 200 C. SUBSTANCE: mixture comprises standard vulcanizing bisphenol system, vulcanization acceptor. Filler includes natural carbon-containing mineral (shungite rock) filler and further comprises iron-oxide pigment. EFFECT: improved physical and mechanical properties of rubber. 5 ex, 3 tbl
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