A kind of blast furnace clay
A technology for taphole clay and blast furnace, which is applied in the field of blast furnace taphole clay and preparation, can solve problems such as affecting the stable tapping of the taphole, difficulty in production planning, and unstable tapping, and achieves the effect of saving costs and improving the instability of tapping water.
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Embodiment 1
[0011] Embodiment 1: a kind of clay for 1080m3 blast furnace is characterized in that described blast furnace clay is made up of the following components by weight: 3-1mm bauxite: 20 parts; 1-0mm corundum: 8 parts; 1-0mm Sillimanite: 15 parts; 0.5-0mm magnesia iron oxide: 15 parts; metaclay powder: 9 parts; cobalt aluminum oxide powder: 3 parts, cutting powder: 5 parts; graphite powder: 14 parts, composite carbon powder: 10 parts, medium temperature Asphalt powder: 1 part; the preparation method of gun mud: put the above raw materials into the mixer and mill, and pre-mix for 15 minutes; prepare 13 parts of modified tar, first add 85% of the total amount of modified tar, and wet mill for 35 minutes; Add the remaining 15% modified tar, and then wet mill for 15 minutes; cut into slices with a mud slicer, and then squeeze the mud into sections, and cool to room temperature after cutting into sections. The mud extrusion temperature in this step is set at 55°C; The second step is to...
Embodiment 2
[0012] Embodiment 2: a kind of blast furnace clay for 2500m3 is characterized in that said blast furnace clay is composed of the following components by weight: 3-1mm bauxite: 19 parts; 1-0mm corundum: 7 parts; 1-0mm Sillimanite: 14 parts; 0.5-0mm magnesia iron oxide: 15 parts; partial clay powder: 10 parts; cobalt aluminum oxide powder: 5 parts, cutting powder: 5 parts; graphite powder: 18 parts, composite carbon powder: 6 parts, medium temperature Asphalt powder: 1 part. The preparation method of gun mud: Put all the raw materials into the mixer and pre-mix for 15 minutes; prepare 14 parts of modified tar, first add 85% of the total amount of modified tar, wet mill for 35 minutes; add the remaining 15% Modified tar, then wet milled for 15 minutes; sliced by a mud slicer, and then passed through a mud extruder, extruded to form, cut into sections and cooled to room temperature, and the extruded temperature in this step was set at 55°C; the second The first step is to prepa...
Embodiment 3
[0013] Embodiment 3: a kind of clay for 3000m3 blast furnace is characterized in that described blast furnace clay is made up of the following components by weight: 3-1mm bauxite: 20 parts; 1-0mm corundum: 6 parts; 1-0mm Sillimanite: 14 parts; 0.5-0mm magnesia iron oxide: 13 parts; partial clay powder: 10 parts; cobalt aluminum oxide powder: 5 parts, cutting powder: 5 parts; graphite powder: 20 parts, composite carbon powder: 6 parts, medium temperature Asphalt powder: 1 part. The preparation method of gun mud: put all the raw materials into the mixer and pre-mix for 15 minutes; prepare 15 parts of modified tar, first add 85% of the total amount of modified tar, and wet mill for 35 minutes; add the remaining 15% to modify tar, and then wet milled for 15 minutes; sliced by a gun mud slicer, and then passed through a mud extruder, extruded into shape, cut into sections and cooled to room temperature, and the extruded temperature in this step was set at 55°C; the second step P...
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