Solved A blast furnace makes hot metal containing 3 6 wt.
A blast furnace makes hot metal containing 3,6 wt. % C, 1,4 wt. % Si, the remainder being Fe. The ore contains 85 % Fe2O3, the remainder being 15 % gangue of SiO2 and Al2O3. The coke contains 85 % fixed carbon and 15 % ash. Coke consumption is 800 kg per ton of hot metal. The blast furnace top gas contains a ratio of co/CO2=28/12.More details