| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to metallurgy, particularly to compositions of mixtures for cutting refractory articles, and can be used in hot repair of coke fired furnaces in coke-chemical production. The powdered mixture for cutting refractory contains aluminium, silicon, cast iron, mill cinder and welding flux, with the following ratio of components in wt %: aluminium 1-20; silicon 15-60; mill cinder 40-70; welding flux 4-8; cast iron with grain size of not more than 1.0 mm (over 100%) 40-100. ^ EFFECT: high thermicity and fluidity of the powdered mixture. ^ 3 cl, 1 tbl |
