【摘要】 在生产试验的基础上,就稀土对石墨形态的影响进行了初步探讨。并对几种稀土类蠕化剂作了对比性试验,提出了稀土镁钙蠕化剂的合理配比,以及应用稀土类蠕化剂在冲天炉条件下稳定生产蠕墨铸铁时,在处理工艺上应着重注意的事项。更多还原

【Abstract】 In this paper,on the basis of the productive experiment, the effects of RE on the shape of graphite are approached.Several kinds of RE type compacted agents are comparatively tested.The authors have pat forward a. reasonable ingredients of RE-Mg-Ca Compacted agents and emphasized some points for attention of its application in the steady p-roduction of compacted graphite cast iron in cupola.更多还原