FIELD: building materials.
SUBSTANCE: invention can be used in the production of cellular concrete, as well as a masking foam coating. Foaming agent for heat-insulating concrete, including components in the following ratio, wt.%: horn-hoofed raw materials 10.56-10.67, technical caustic soda 1.05-1.07, ammonium chloride 5.63-5.69, iron hydroxide sol (III) 7.04-7.12, Portland cement CEM I 42.5 N 28.17-28.46, liquid glass 0.35-1.41, water 46.14-46.64.
EFFECT: increased expansion and stability of the foam.
1 cl, 1 tbl
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