许多工厂都自行浇铸白口铸铁丸,供在抛丸清理滚筒上使用。白口铸铁丸很脆,而且硬度过高,抛丸时极易撞碎,消耗量很大,金属粉尘多,而且机器磨损严重。我厂在Q3110抛丸清理滚筒上试验用制钉厂的下脚料——圆钉末代替白口铸铁丸,效果很好,克服了白口铸铁丸存在的上述缺点,而且可以大大降低生产成本。但由于圆钉末呈大小不一的长棱形,使用前应过筛分选,首次使用时不能大量加入,以免搁牢在筛网上漏不下去。只能在铸铁丸中逐次少 Many factories are casting their own white cast iron pellets for use on the shot blasting cylinder. White cast iron pellets are very brittle, and the hardness is too high, when shot blasting is very easy to smash, consume a lot of metal dust, and the machine worn seriously. I Qiliao factory in Q3110 shot blasting roller nail test on the test - the end of the nail instead of white cast iron pellets, the effect is very good, to overcome the shortcomings of the white cast iron pills, but also can greatly reduce production costs. However, due to the size of the round nails at the end of a long prism, the screening should be used prior to use, the first use can not be a large number of joined, so as not to put in prison on the screen can not slip through. Only cast iron pills one after another less