关键词: 超贫铁矿, 资源化利用, 辊压超细碎, 粗粒湿式磁选

Abstract: This article mainly introduces the status quo and development trend of utilization technology for extremely poor magnetite resources, and presents the research trends and suggestion on the comprehensive utilization technology for extremely poor iron ore resources in view of the features of this kind of ores and some problems existed.

Key words: Extremely poor iron ore, Utilization of resources, Ultra-fine crushing by roller press, Wet magnetic separator for coarse particles