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The invention discloses blast furnace tap-hole clay. The blast furnace tap-hole clay is characterized by consisting of the following components in parts by weight: 15-20 parts of 3-0mm chromohercynite, 5-8 parts of 1-0mm corundum, 10-15 parts of 1-0mm sillimanite, 8-15 parts of 0.5-0mm iron magnesium oxide, 8-13 parts of clay-like powder, 3-7 parts of aluminum cobalt oxide powder, 5-10 parts of cutting powder, 7-25 parts of graphite powder, 5-10 parts of composite carbon powder and 1-2 parts of medium-temperature asphalt powder. Through adoption of the tap-hole clay, tap-hole diameter can be stabilized, and stable tapping is realized. Moreover, the use performance and operation performance of the tap-hole clay do not degrade in a long-time storage process.
The invention discloses blast furnace tap-hole clay. The blast furnace tap-hole clay is characterized by consisting of the following components in parts by weight: 15-20 parts of 3-0mm chromohercynite, 5-8 parts of 1-0mm corundum, 10-15 parts of 1-0mm sillimanite, 8-15 parts of 0.5-0mm iron magnesium oxide, 8-13 parts of clay-like powder, 3-7 parts of aluminum cobalt oxide powder, 5-10 parts of cutting powder, 7-25 parts of graphite powder, 5-10 parts of composite carbon powder and 1-2 parts of medium-temperature asphalt powder. Through adoption of the tap-hole clay, tap-hole diameter can be stabilized, and stable tapping is realized. Moreover, the use performance and operation performance of the tap-hole clay do not degrade in a long-time storage process.
Large-sized blast furnace tap-hole clay
ZHANG TING (Autor:in)
27.01.2016
Patent
Elektronische Ressource
Englisch
IPC:
C04B
Kalk
,
LIME
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