A mullite-corundum ramming compound with a carbon-containing component

Conclusions For lining the bottom, hearth, and compression siphon of cupolas a mullite-corundum ramming compound with a carbon-containing component and phosphate binder was developed. In the 25–30 tons/h of iron cupola of the Stankolit Moscow Plant a cupola bottom and hearth lining life of the compound developed of 20 days was obtained and the siphon lining lasted for 2500 tons.