新型高效浮选捕收剂在伟晶岩锂矿浮选中的应用  

Application of New High⁃Efficient Collector in Flotation of Pegmatite Lithium Ore

作　　者：崔振坤 汪泰 李汉文 杨凯志 邹坚坚 姚艳清 CUI Zhenkun;WANG Tai;LI Hanwen;YANG Kaizhi;ZOU Jianjian;YAO Yanqing(School of Minerals Processing and Bioengineering,Central South University,Changsha 410083,Hunan,China;Institute of Resources Utilization and Rare Earth Development,Guangdong Academy of Sciences,Guangzhou 510650,Guangdong,China;State Key Laboratory of Rare Metals Separation and Comprehensive Utilization,Guangzhou 510650,Guangdong,China;Guangdong Provincial Key Laboratory of Development and Comprehensive Utilization of Mineral Resources,Guangzhou 510650,Guangdong,China;Kunming University of Science and Technology,Kunming 650093,Yunnan,China)

机构地区：[1]中南大学资源加工与生物工程学院,湖南长沙410083 [2]广东省科学院资源利用与稀土开发研究所,广东广州510650 [3]稀有金属分离与综合利用国家重点实验室,广东广州510650 [4]广东省矿产资源开发与综合利用重点实验室,广东广州510650 [5]昆明理工大学,云南昆明650093

出　　处：《矿冶工程》2024年第2期47-51,共5页Mining and Metallurgical Engineering

基　　金：新疆维吾尔自治区重大专项(2023A03003);国家自然科学基金重大研究计划(91962215);新疆维吾尔自治区重点研发专项(2019B00011-3);广东省科学院建设国内一流研究机构行动专项资金项目(2019GDASYL-0105050);广东省科学院专项资金项目(2022GDASZH-2022010104,2023GDASZH-2023010104)。

摘　　要：为高效利用伟晶岩型锂多金属矿中锂、铍等有价金属元素,在研究矿石性质的基础上进行了浮选试验研究。采用锂铍混合浮选工艺,研究了调整剂、活化剂和捕收剂用量及调整剂搅拌时间对锂多金属矿浮选效果的影响,确定了氯化钙和新型高效捕收剂GYLZ、GYM3的优化用量,浮选闭路试验获得了Li_(2)O品位6.10%、回收率94.01%,BeO品位0.12%、回收率88.53%的锂精矿,实现了锂多金属矿中锂、铍资源的高效回收利用。To utilize efficiently valuable metal resources containing lithium and beryllium,flotation experiments were conducted based on the study of ore properties.A lithium⁃beryllium bulk flotation process was used and the influences of dosages of regulator,activator and collector,and the stirring time of regulator on the flotation performance of lithium polymetallic ore were investigated.Based on the determined optimal dosages of calcium chloride and collectors of GYLZ and GYM3,a closed⁃circuit test produced a lithium concentrate with Li_(2)O grade and recovery of 6.10%and 94.01%respective,and BeO grade and recovery of 0.12%and 88.53%,respectively,achieving efficient recovery and utilization of lithium and beryllium resources in lithium polymetallic ores.

关 键 词：锂辉石 浮选 组合捕收剂 锂 铍 活化剂 调整剂 

分 类 号：TD923[矿业工程—选矿]