铅系统高含杂烟灰高值化利用技术研究

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关键词：高含杂烟灰；高值化利用；铅系统；液固比；反应时间；反应温度中图分类号：X799.3 文献标识码：A 文章编号：1008-9500（2026）02-0011-04DOI：10.3969/j.issn.1008-9500.2026.02.003

Research on High-Value Utilization Technology of High Impurity Ash in Lead System

WU Peng

（Anhui Jiuhua New Materials Co.，Ltd.，Chizhou247100， China）

Abstract：Startingfromleaching，displacementandsulfurization，recovery experiments wereconductedonhighimpurityash inlead system tostudythereactionbehaviorunderdiferentacidity，liqud-solidratio，reactiontemperatureandreaction timeconditions，andcomprehensivelyrecoverleadandcadmium fromash.Theexperimentalresultsshowed thatunder the optimal process conditions，the reaction temperature during the leaching stage was 80°C ，the reaction time was 4h ，and the liquid-solid ratio was 3; the reaction temperature during the displacement stage was 40～50∘C ，and the reaction time was （20 1h ; the reaction temperature during the vulcanization stage was at room temperature，and the reaction time was 1h .At this point，the yield of lead exceeded 99 % ，and the yield of cadmiumexceeded 94% ：

Keywords：highimpurityash;high-valueutilization;leadsystem;liquid-solidratio;reactiontime;reactiontemperature

火法炼铅工艺作为有色冶金行业的关键构成单元，是支撑冶炼市场稳健发展的重要基础。（剩余4134字）