FIELD: chemistry.
SUBSTANCE: mixture contains, wt %: red brick grit ground before passing through sieve No. 2.5 - 33.0-37.0; brick clay 38.0-40.0; expanded clay gravel fraction10-20 mm 31.0-33.0; asbestos cement waste ground before passing through sieve No. 0.63 - 2.0-6.0.
EFFECT: increasing the heat resistance of materials produced from the raw mixture.
1 tbl
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