Method for prolonging service life of furnace hearth and furnace bottom of blast furnace
A blast furnace and furnace bottom technology, applied in the directions of internal form, tuyere, cooling device, etc., can solve the problems of hearth burn-through, failure to take, hearth burn-through accident, etc., so as to reduce installation gap and alleviate corrosion damage. Process, the effect of considerable economic benefits
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[0013] The specific embodiment of the present invention will be further described below in conjunction with accompanying drawing:
[0014] The present invention is a method for prolonging the service life of blast furnace hearth and furnace bottom, which is to alleviate the erosion process of furnace lining carbon bricks by adopting targeted means, specifically including the improvement of the structure and installation form of hearth staves, Set up the water retaining device and the cladding of the channel bricks in the iron mouth area.
[0015] See figure 1 , is a schematic diagram of the improved structure of the hearth stave of the present invention. In the installation of the hearth stave, the bosses of the current stave water pipe 1 and the fixing bolt 2 are cancelled, so that the stave 4 is in close contact with the furnace shell 3, and in the Between the stave 4 and the furnace shell 3, a high-temperature resistant resin sealant 5 is applied, the thickness of the seal...
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