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我厂在球墨铸铁薄壁铸件生产中,长期以来存在皮下气孔、黑渣、球化不稳定等铸造缺陷,为了在我厂各种产品中进一步推广应用球铁,广大工人群众遵照毛主席“下定决心,不怕牺牲,排除万难,去争取胜利”的教导,发扬了敢想敢干的革命精神和实事求是的科学态度,经过十五炉的试验,比较彻底地解决了这个老大难问题。下面介绍我们试验生产中的几点体会。
I plant in the production of ductile iron thin-walled castings, there have been hypodermic pores, black slag, ball instability casting defects, in order to further promote the use of ductile iron products in our plant, the broad masses of workers in accordance with Chairman Mao “set Determination, fear of sacrifice, elimination of all odds and strive for victory, ”carried forward the revolutionary spirit of daring to dare and a scientific attitude of seeking truth from facts. After a trial of fifteen stoves, the crux of the problem has been solved more thoroughly. Here are some of our experience in experimental production.