| 摘要 |
PURPOSE: Provided is a charging hole door with excellent insulation property, which raises the insulation property of the charging hole door to open or close a charging hole so that it minimizes heat release through a coke oven. CONSTITUTION: The charging hole door(1) with excellent insulation property comprises the parts of: a bottom plate(4) which is made from ceramic materials with a metal net(6) and an iron lead(5) built in for reinforcing; a top plate(2) which is fixed at the top of the bottom plate by a fixed bolt(3); and an air chamber(8) which is placed between the bottom plate and the top plate and filled with insulating materials(7). |
