FIELD: construction industry.
SUBSTANCE: mixture consists of the following, wt %: portland cement 25-34, lime milk with the density of ρ=1.4 g/cm3 2-4, aluminium powder 0.02-0.1, water 22-36, quartzo-feldspathic sand with fraction size of 0.315-0.14 mm and 0.14 mm and less - 22-28, microsilica 2-3, asbestos fibres with preferable fibre sizes of 0.05-2.0 mm and single fibres of up to 5 mm - 7-10, hemihydrate plaster 1.5-1.8, plastifier C-3 0.4-1.18.
EFFECT: strength increase, cement consumption decrease, and raw material base enlargement.
1 ex, 3 tbl
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