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磨细矿渣复合浆体流变参数与流动度的相关性

DOI: 10.7521/j.issn.0454-5648.2014.05.15

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Abstract:

通过减水剂用量控制复合浆体流动度，采用非线性的改进的Bingham模型，对不同净浆流动度的高掺量磨细矿渣复合浆体的屈服应力、塑性黏度、触变面积、最大剪切应力等流变参数进行了研究及回归分析。结果表明矿渣复合浆体的屈服应力、塑性黏度与净浆流动度呈负指数函数关系，触变面积、最大剪切应力与净浆流动度呈线性关系；与同流动度的普通水泥浆体相比，矿渣复合浆体的屈服应力较小，塑性黏度、触变面积、最大剪切应力较大。

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