酒钢集团废石山综合利用工艺技术研究  

The Research on Comprehensive Utilization Technology of JISCO Waste Rock Mountain

作　　者：边立国 郭忆[1] 展仁礼[1] BIAN Li-guo;GUO Yi;ZHAN Ren-li(Iron and Steel Research Institute of Jiuquan Iron and Steel(Group)Co.Ltd.,Jiayuguan 735100,China)

机构地区：[1]酒泉钢铁(集团)有限责任公司钢铁研究院,甘肃嘉峪关735100

出　　处：《甘肃冶金》2020年第3期4-7,共4页Gansu Metallurgy

摘　　要：就酒钢集团废石山废石多元素分析、粒度分析、主要矿物组成及相互嵌布关系、铁矿物赋存状态及解离度测定、废石中烧生矿特性等方面进行研究,提出酒钢废石干式预选、二次磁化焙烧、弱磁干选、湿式磁选工艺技术,可实现对废石中铁资源的有效回收利用,对今后酒钢集团废石山的综合开发利用提供技术支撑和借鉴。In the paper,aiming at JISCO waste rock mountain,the multi-element analysis,particle size analysis,main mineral composition and inter-embed relationship,iron mineral occurrence and dissociation degree,and the characteristics of burnt ore in waste rock are studied,the technology of the waste rock pre-selection,secondary magnetization roasting,weak magnetic dry selection and wet magnetic separation is proposed which can effectively recycle iron resources in waste rock,provide technical support and reference for the comprehensive development and utilization of JISCO waste rock mountain in the future.

关 键 词：废石 烧生矿 千枚岩 磁化焙烧 资源利用 

分 类 号：TD926.4[矿业工程—选矿]