文章根据新阳矿选煤厂的实际生产情况,从原煤性质、分选工艺流程、磁铁矿粉质量、脱介筛运行效果、磁选机运行效果以及日常生产管理等方面进行分析,探索各个因素对介耗的影响。最后,根据分析结果发现,通过降低介耗、降低生产成本,就能取得较好的经济效益。 According to the actual production of Xinyang Coal Preparation Plant, this paper analyzes the nature of raw coal, the separation process, the quality of magnetite powder, the effect of descumming sieve, the operation effect of magnetic separator and daily production management, The impact of factors on the consumption. Finally, according to the results of the analysis, it is found that the economic benefits can be obtained by reducing the consumption and reducing the production cost.