FIELD: chemistry.
SUBSTANCE: invention relates to the industry of construction materials and specifically to preparing expanded clay. The raw mixture preparing expanded clay contains the following in wt %: clay raw material 71.3-75.5; fibrous wastes from wool primary processing 0.5-0.7; water 18.0-24.0; ground scrap glass 4.0-6.0.
EFFECT: higher strength of expanded clay.
1 cl, 1 tbl
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