针对GB-50型脱蜡转鼓真空过滤机真空度小、反吹压力低诸问题,严重影响过滤机正常运转而进行故障原因分析并提出相应的解决方案及对策。 Aiming at the problems of low degree of vacuum and low back-blowing pressure of GB-50 dewaxing drum vacuum filter, the normal operation of the filter is seriously affected, and the cause of failure is analyzed and corresponding solutions and countermeasures are proposed.