Properties and usage of gunning material for converter lining

Release Time:

2022-07-15

Converter refractory gunning materials are divided into magnesia, magnesia dolomite, magnesia chrome and magnesia calcium, and the binders are generally sodium silicate, phosphate, tar pitch and resin. At the same time, admixtures such as borax, bentonite and active SiO are added, and the dosage is generally 1%-3%. This kind of material can be sprayed by semi-dry method or dry method, and can also be supplemented manually, which is an important measure to improve the furnace life of the converter.

The blast furnace lining needs to be repaired, and the knowledge of these gunning materials needs to be mastered!

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