改性灌浆水泥是一种由普通硅酸盐水泥掺入特殊的灌浆剂细磨而成的灌浆新材料。
The modified grouting cement introduced in this paper is one kind of new grouting material, being made by finely grinding Portland cement and mixed special grouting agent.
采用分别粉磨再混合的方式，利用正交试验方法，研究了熟料、矿渣及粉煤灰的不同细度组合对复合硅酸盐水泥物理性能的影响。
The properties of the composite cement were studied by orthogonal test, which was prepared by the clinker, slag and fly ash with different fineness and mixed after separately grinding.
研究结果表明：多元醇类助磨剂和多元醇胺类助磨剂，都能显著提高水泥粉体的细度；
The results indicate that both kinds of grinding aids increase the powder fineness and the Blain's values considerably.
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