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    咸洋, 闵红, 朱志秀, 周海明, 张琳琳. 多技术联用鉴别含铜物料固体废物属性[J]. 机械工程材料, 2018, 42(12): 18-20,26. DOI: 10.11973/jxgccl201812004
    引用本文: 咸洋, 闵红, 朱志秀, 周海明, 张琳琳. 多技术联用鉴别含铜物料固体废物属性[J]. 机械工程材料, 2018, 42(12): 18-20,26. DOI: 10.11973/jxgccl201812004
    XIAN Yang, MIN Hong, ZHU Zhixiu, ZHOU Haiming, ZHANG Linlin. Solid Waste Characteristic Identification of Copper-Containing Materials with a Variety of Techniques[J]. Materials and Mechanical Engineering, 2018, 42(12): 18-20,26. DOI: 10.11973/jxgccl201812004
    Citation: XIAN Yang, MIN Hong, ZHU Zhixiu, ZHOU Haiming, ZHANG Linlin. Solid Waste Characteristic Identification of Copper-Containing Materials with a Variety of Techniques[J]. Materials and Mechanical Engineering, 2018, 42(12): 18-20,26. DOI: 10.11973/jxgccl201812004

    多技术联用鉴别含铜物料固体废物属性

    Solid Waste Characteristic Identification of Copper-Containing Materials with a Variety of Techniques

    • 摘要: 根据进口铜精矿货物物理性状的不同分别进行取制样,采用X射线荧光光谱、X射线能量散射谱、X射线衍射等技术对试样进行化学成分和物相组成分析,并与铜精矿及多种含铜废物的特征参数进行比对,从而得到含铜物料固体废物的属性。结果表明:该批货物中黑色货物的物理性状及化学成分较为均匀,主要物相为黄铜矿、黄铁矿和石英,与铜精矿的相符;灰绿色货物的物理性状不均匀,不同部位的化学成分差异大,物相组成复杂,推断为铜矿渣等含铜废料在湿法冶炼过程中产生的固体废物。

       

      Abstract: The samples of imported copper concentrates were prepared separately according to the different physical properties. The X-ray fluorescence spectrum, X-ray energy dispersive spectroscopy and X-ray diffraction were applied to analyze the chemical composition and phase composition of the samples. The results were compared with the characteristic parameters of copper concentrate and a variety of copper-containing solid waste. The solid waste characteristic of copper-containing materials was identified. The results show that the physical properties and chemical composition of the black cargo were relatively uniform, and the phases were mainly composed of chalcopyrite, pyrite and quartz, which were consistent with those of the copper concentrate. The physical properties of the gray-green cargo were not uniform, the chemical composition at different locations was quite different, and the phase composition was complex; therefore the gray-green cargo was composed of solid wastes generated during hydrometallurgy of copper bearing wastes, such as copper slags.

       

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