FIELD: building materials industry.
SUBSTANCE: invention relates to the building materials industry, in particular to the production of concrete. The raw mix for the manufacture of concrete includes Portland cement, crushed stone, sand, molybdenum-containing waste, and a liquid component. Moreover, it contains Portland cement M500, crushed stone with a particle size of 5-20 mm, and sand with a particle size of 2-3 mm, and as a liquid component - water at the following ratio, wt.%: Portland cement M500 - 14-16; crushed stone - 44-47; sand - 25-29; water - 7-10; molybdenum-containing waste - 3-5.
EFFECT: concrete production method improvement.
1 cl, 2 tbl
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Authors
Dates
2022-03-15—Published
2021-06-28—Filed