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深井矿山低成本尾矿充填胶凝材料开发实验

Modern Mining(2020)

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Abstract
为了增加矿山井下供矿量,降低充填采矿成本,围绕河北东部某矿山全尾砂、钢厂高炉矿渣和添加激发剂展开新型充填胶结材料配比实验,先后开展探索性实验、净浆实验和胶砂配比实验.结果表明:新开发的充填胶凝材料1:7胶砂比胶结强度是同配比42.5R水泥的3倍,其价格比普通硅酸盐水泥降低了60% ~70%,完全满足矿山充填工艺的要求,能够达到提高矿山经济效益、节约生产成本的目的,同时对改善环境治理起到良好的促进作用.
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