| 摘要 |
An upper sealing device of a slab extracting door in a heating furnace is provided to improve quality of a product by preventing an inflow of external air. An upper sealing device of a slab extracting door in a heating furnace includes the followings. A plurality of a fixed bracket(130) are installed with regular intervals on the top of an extracting door. A guide groove(140) is inclined to a lower direction and manufactured on one side. And a sealing block of a weight unit(110) closing up full-width of the extracting door tightly and having a fixed shaft(120) inserted to the guide groove. |
