Coating for steel ladle magnesia carbon brick and application method thereof
A technology of ladle magnesia-carbon brick and ladle magnesium, which is applied in the field of coating for ladle magnesia-carbon brick, can solve the problems of shortening the service life of the ladle, reducing the quality of steel, and achieving the effect of reducing the possibility of oxidation
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Embodiment 1
[0012] A coating for ladle magnesia-carbon bricks, the weight percent of raw materials is: 20-25% of clay clinker powder; 10-12% of clay raw meal powder; 8-12% of boron glass powder; 5% of silicon micropowder, silicon carbide fine powder 5%; solid water glass 5%, Guangxi white clay 15-20%; albite powder 25-27%, yellow dextrin 2%, and the weight percentage sum of all the above raw materials is 100%.
Embodiment 2
[0014] A coating for ladle magnesia-carbon bricks, the weight percent of raw materials is: clay clinker powder 25-30%; clay raw meal powder 12-15%; boron glass powder 12-15%; silicon micropowder 5%, silicon carbide fine powder 5%; solid water glass 5%, Guangxi white clay 20-25%; albite powder 27-30%, yellow dextrin 2%, and the weight percentage sum of all the above raw materials is 100%.
Embodiment 3
[0016] A method for using a coating for ladle magnesia carbon bricks, comprising the following steps:
[0017] (1) Put the paint for ladle magnesia-carbon brick into the mixer, and add water to stir for 5-15 minutes to obtain the mixture of paint for ladle magnesia-carbon brick;
[0018] (2) After stirring, sprinkle the coating mixture for ladle magnesia carbon bricks directly on the surface of the ladle magnesia carbon bricks that have been built.
[0019] Preferably, in step (1), the weight of added water is 10-20% of the coating for ladle magnesia carbon brick.
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