| 摘要 |
A teeming ladle comprises a metal body with pins, a lining of sidewalls and a bottom consisting of insulating, reinforcing and working layers, a tap hole in the bottom of ladle, blowing elements, wherein a portion of bottom around the tap hole and blowing elements is formed with a protrusion of height of 0.01-0.02 of the height of working cavity of the ladle. |
