| 摘要 |
PURPOSE: A sub-raw material feeder for a ladle is provided to smoothly supply sub-materials to the ladle even in tilting of an electric furnace by maintaining the original installation state of a hopper. CONSTITUTION: A sub-raw material feeder for a ladle comprises a hopper(40) for supplying and discharging sub-materials, a first door(41) which opens and closes the bottom of the hopper, and a second door(43) which opens and closes the middle portion of the hopper. The first door includes a horizontal plate blocking a bottom outlet of the hopper and side plates formed on both ends of the horizontal plate and allowed to rotate around a hinge pin. |
