Purification of specularite by centrifugation instead of flotation to produce iron oxide red pigment

• 作 者: Xi Zhang Shun-wei Zhu Yu-jiang
• 机 构: NationalEngineeringLaboratoryofHydrometallurgicalCleanerProductionTechnology,SchoolofEnvironmentalSc
• 出 处: 矿物冶金与材料学报:英文版
• 发表日期: 2021年1期
• 关键词: SPECULARITE reconcentration centrifugal concentrator iron oxide red pigment
• 基金项目: jointly funded by the National Natural Science Foundation of China (No.51304181),the Key Research Program of Frontier Sciences of Chinese Academy of Sciences (No.QYZDJ-SSW-JSC021),the Key Research Pro

This study used specularite, a high-gradient magnetic separation concentrate, as a raw material in reverse flotation.An iron concentrate with a grade of 65.1 wt% and a recovery rate of 75.31% were obtained.A centrifugal concentrator served as the deep pur