煤矸石充填骨料级配优化实验研究
Industrial Minerals & Processing(2021)
Abstract
为实现煤矸石的综合利用,降低企业生产成本,开展了煤矸石充填骨料级配优化研究,结果表明:充填材料为煤矸石、细砂A、水泥,其配合比为3∶1∶6时,密度差达到最大;充填材料为煤矸石、细砂B、细砂A、水泥,其配合比为1.5 ∶1.5 ∶ 2 ∶ 5时,煤矸石对提高骨料密实度的效果最佳.
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