CHARGE FOR MANUFACTURE OF ALUMINIUM-FERROUS SPINEL AND REFRACTORY USING ALUMINIUM-FERROUS SPINEL Russian patent published in 2015 - IPC C04B35/43 

FIELD: metallurgy.

SUBSTANCE: charge for manufacture of aluminium-ferrous spinel, which contains an aluminium-containing component and an iron-containing component, also contains at least one alloying additive chosen from the following group: zirconium dioxide, titanium dioxide, at the following component ratio, wt %: aluminium-containing component - 56-65, iron-containing component - 35-44, alloying additive (over 100%) - 1-7.

EFFECT: creation of a heat-resistant refractory with a high flexible structure providing its integrity at high thermal and mechanical loads and having increased tendency to formation of a protective layer of lagging.

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