This paper introduces the rebuilding experience of the domestic kraft liner paper machine; the re-design and calculation of the main parts of the headbox are introduced in detail.

• 为了挖掘现有旧设备的生产能力,提高设备的生产效率,对国产挂面箱纸板纸机流浆箱进行了改造,并对其主要部分重新进行了结构设计与计算。