FIELD: construction.
SUBSTANCE: wood concrete mixture contains cement, wood filler, water and suspension of cellulose fibres in the form of paper waste in water, which is treated in a vibration cavitation homogeniser with a rotating working element - rotor with a perforated surface and a fixed working element - stator; at circumferential rotation speed of the rotor of at least 20 m/s. Treatment in the vibration cavitation homogeniser is performed during 5-15 minutes till homogenous mass is obtained at the following component ratio, wt %: cement 15-45, suspension of paper waste 3-11, saw dust 1-10, and water is the rest.
EFFECT: improving flowability and laying ability of wood concrete mixture due to plasticising action of cellulose fibres used as one of the ingredients; simplifying a manufacturing method of finished products.
2 cl, 1 tbl
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Authors
Dates
2015-07-27—Published
2014-07-15—Filed