目前各厂铸工车间的情况,主要的是废品多,质量低,因而影响了机器的质量及生产任务,增高了成本。自从去年全国翻砂会议与部办翻砂研究班後,以及在苏联专家下厂直接的指导帮助,各厂在改进铸件质量方面是作了一些措施,也进行了不少工作,但在质量方面总的来看,改进还是不大的。如我 At present, the situation of the cast shop of each factory is mainly due to the large amount of waste products and low quality, which affects the quality and production tasks of the machine and increases the cost. Since last year’s National Sand Recycling Conference and the ministry’s sand-returning research class, as well as direct guidance and assistance from Soviet experts and factories, the factories have made some measures to improve the quality of castings, and have also done a lot of work, but in terms of quality From the perspective of improvement, it is still not great. as me