| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique capable of improving the productivity of granular metallic iron.SOLUTION: A production method of granular metallic iron is characterized by the fact that the relation of the mass ratio, mass%, of volatile components contained in the carbonaceous reductant and the average gas flow rate (m/s) of the atmosphere gas in a heating furnace meet expression (1): mass ratio of volatile components≤-4.62×average gas flow rate+46.7. |
