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铅锌矿尾矿制备陶粒处理选矿废水

Keywords: 铅锌矿尾矿,陶粒,选矿废水,以废治废

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Abstract:

以铅锌矿浮选尾矿为原料,水玻璃和木质素作为添加剂,通过高温焙烧,制备水处理陶粒,并用其对选矿废水进行了吸附处理实验研究。实验结果表明,在不添加任何添加剂的条件下,800℃左右烧制的陶粒对选矿废水的COD吸附效果较好,COD去除率达到87.1%;当木质素+水玻璃作为粘结剂烧制陶粒时,不仅陶粒散落减少,COD的去除率和吸附容量都有所增加,COD去除率达到了88.21%,从而达到了"以废治废"的目的。

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