在夺取无产阶极文化大革命全面胜利的阵阵凯歌声中,我厂三车间工人同志成功地制成了一台碎铁机。铸铁在熔化前必须把铸锭敲碎,这样就能熔化得快,提高铁水温度和铁焦比。过去敲铸锭是用大铁锤一锤锤打的。每天要敲十几吨生铁,体力消耗极大,而且一个铸 In the vociferous triumph of the all-out victory in the proletarian cultural revolution, the workers of the third workshop in our factory succeeded in making a crushing machine. Cast iron must be melted before the ingot cracked, so you can melt faster, improve the hot metal temperature and iron coke ratio. In the past, ingots were hammer-struck with a large hammer. To knock a dozen tons of pig iron daily, physical exertion is great, and a cast