我公司漂白系统真空洗浆机工艺过程中有部分氯和水反应生成盐酸，对设备腐蚀性很大。生产厂家在制造过程中为防腐蚀，对洗浆槽和洗鼓外面能与浆接触的部位都作了包胶处理，４２．６ｍ的洗鼓和两个φ６００ｍｍ的轴头用法兰式螺杆连接。在长时间使用过程中，部分螺杆松落而操作 I bleach system vacuum pulp washing machine process some chlorine and water react to generate hydrochloric acid, a great corrosion on the equipment. Manufacturers in the manufacturing process for the anti-corrosion, the washing tank and drum outside the drum can contact with the parts were made plastic bag, 42.6m drum and two φ600mm shaft with flange screw connection. In the long-term use of the process, part of the screw loose and operate