A raw material ageing ring trough concentric with kilnbottom is arranged on site at inner side of annular kilnbottom and blank making machine is arranged in the center of the site.
在环状窑底内侧的场地设置一个与窑底同心的环形原料陈化仓槽，制坯机设置在场地的中心部。
2
Head cover of cement kiln, cooler, decomposing furnace, heating furnace of steel rolling, furnace bottom. Wrapping of water pipe, wall and roof of furnace, ect. It can be used for repairing quickly.
水泥窑窑头罩、冷却机、分解炉、轧钢加热炉，炉底、水管包扎、炉墙、炉顶等部位，可进行快速抢修。
3
Temperature difference from top to bottom in preheating zone of tunnel kiln is the biggest obstacle for rapid firing, energy saving.