COMPOSITION FOR POROUS AGGREGATE PRODUCTION Russian patent published in 2017 - IPC C04B14/24 C04B20/06 C04B38/00 

FIELD: construction.

SUBSTANCE: composition for the porous aggregate production includes, wt %: liquid sodium glass with the density of 1.41 g/cm³ 50-75, sodium chloride ground to the size less than 0.3 mm, 1-3, burnt rocks ground before passing through the 0.14 mm sieve, 12-34, microsilica from the ferrosilicon and ferroalloys production with the average particle size of not more than 0.25 microns and containing oxides, wt %: SiO₂ 97.8; CaO 1.3; MgO 0.4; R₂O 0.5, 10-15.

EFFECT: increasing the compressive strength and the softening coefficient of the porous aggregate, industrial waste recycling.

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