研究了有机、无机的5种助磨剂对低品质粉煤灰的比表面积、颗粒分布及其物理性能的影响,探讨了其作用机理,运用现代测试分析方法对结果进行了分析.结果表明,单一助磨剂提高了粉煤灰的比表面积,优化了粉煤灰的颗粒分布,提高了水泥的3d、28d的力学强度,促进了水泥水化,粉煤灰掺量为30％时其活性指数可达到0.82,可实现粉煤灰的最大利用.
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