Check for defects in electric furnace refractories, and you can do it like this!
When the electric furnace gas discharges to form an arc, the energy is very concentrated, and the arc zone temperature is above 3000 ℃. For electric arc steelmaking furnaces, the bottom and walls of the furnace are built with alkaline or acidic refractory materials. During the steelmaking process, the working layer of the inner lining…