What aspects should be prevented from explosive splashing during the blowing process
A. Control the bath temperature.
B. Do not drop the gun easily once the splashing process occurs.
C. When the furnace temperature is high, the white ash thickening slag can be appropriately added while the gun is being lifted.
What is the cause of damage to the lining?
A. Impact of scrap steel and hot metal on the lining and mechanical wear.
B. Stirring of molten steel and slag and gas flushing.
C. Chemical attack of the slag on the lining.
D. Cracking and flaking of lining temperature chilling, stimulating heat change and tissue change.
E. Mechanical spalling at the beginning of the furnace.
F. Oxidation of carbon inside the lining brick.