| 摘要 |
Disclosed are a molten steel treatment apparatus and a molten steel treatment method capable of quickly measuring an inclusion adhesion state inside a nozzle during an operation, the molten steel treatment apparatus including a container, a nozzle equipped in a molten steel tap hole of the container, a liner which is disposed on a portion of an inner circumferential surface of the nozzle and is formed of an ion-conductive material, a power supply for applying electric power to the molten steel and the liner, and a measuring unit for measuring a voltage value or a current value between the molten steel and the liner, and the molten steel treatment method including measuring a voltage value or current value between the molten steel and the liner; and determining a thickness of an inclusion adhering to an interface between the molten steel and the liner by using the voltage value or the current value. |
