FILLER MIXTURE

摘要

FIELD: construction. ^ SUBSTANCE: invention can be used for filling cavities and surface levelling, particularly for concrete products. The filler mixture consists of the following mass percentages: 88.0-90.5% gypsum; 1.0-1.5% acrylamide polymer; 0.2-0.3% polyethylene glycol, 0.2-0.3 industrial lognosulphonate; 8.0-10% dust from cement production furnaces. ^ EFFECT: increased cohesion strength of the filler with concrete. ^ 1 tbl