Anhydrous stemming for blast furnace tapping hole
A technology of waterless taphole mud and blast furnace iron tapping, which is applied in the field of refractory materials for blast furnaces, can solve the problems of high production cost, poor performance of taphole mud, and pollute the environment, and achieve good opening performance, not easy to agglomerate, and thermal stability Good results
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Embodiment 1
[0050] An anhydrous taphole clay for a blast furnace taphole in this embodiment is composed of refractory aggregate and a binder, wherein the mass ratio of the refractory aggregate to the binder is 100:14. In this example, the components of refractory aggregate are composed according to the following mass parts: 13 parts of titanium dioxide, 4 parts of titanium carbide, 23 parts of corundum, 16 parts of silicon carbide, 35 parts of mullite, 6 parts of calcium-free chromium slag, blast furnace gas Ash 7 parts, coke 10 parts. In this embodiment, the components of the binder are composed in parts by mass as follows: 43 parts of asphalt, 5 parts of hydrogenated terphenyl, 11 parts of silicone resin, 9 parts of furan resin, and 14 parts of melamine formaldehyde resin.
[0051] A kind of anhydrous taphole mud of the present embodiment is used for blast furnace taphole, and its specific preparation method is as follows:
[0052] (1) Preparation of refractory aggregate:
[0053] Wei...
Embodiment 2
[0060] An anhydrous taphole clay for a blast furnace taphole in this embodiment is composed of refractory aggregate and a binder, wherein the mass ratio of the refractory aggregate to the binder is 100:13. In this example, the components of refractory aggregate are composed according to the following mass parts: 12 parts of titanium dioxide, 5 parts of titanium carbide, 20 parts of corundum, 18 parts of silicon carbide, 30 parts of mullite, 7 parts of calcium-free chromium slag, blast furnace gas Ash 6 parts, coke 11 parts. In this embodiment, the components of the binder are composed in parts by mass as follows: 40 parts of asphalt, 6 parts of hydrogenated terphenyl, 10 parts of silicone resin, 11 parts of furan resin, and 11 parts of melamine formaldehyde resin.
[0061] A kind of anhydrous taphole mud of the present embodiment is used for blast furnace taphole, and its specific preparation method is as follows:
[0062] (1) Preparation of refractory aggregate:
[0063] We...
Embodiment 3
[0070] An anhydrous taphole clay for a blast furnace taphole in this embodiment is composed of refractory aggregate and a binder, wherein the mass ratio of the refractory aggregate to the binder is 100:15. In this example, the components of refractory aggregate are composed according to the following mass parts: 14 parts of titanium dioxide, 3 parts of titanium carbide, 25 parts of corundum, 15 parts of silicon carbide, 38 parts of mullite, 5 parts of calcium-free chromium slag, blast furnace gas 8 parts of ash, 9 parts of coke. In this embodiment, the components of the binder are composed in parts by mass as follows: 50 parts of asphalt, 4 parts of hydrogenated terphenyl, 12 parts of silicone resin, 8 parts of furan resin, and 15 parts of melamine formaldehyde resin.
[0071] A kind of anhydrous taphole mud of the present embodiment is used for blast furnace taphole, and its specific preparation method is as follows:
[0072] (1) Preparation of refractory aggregate:
[0073...
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Abstract
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