The cement setting time at different temperatures has been measured through choosing citric acid, sugar and sodium gluconate as the retarders of iron Portland cement.
通过选用柠檬酸、白糖、葡萄糖酸钠为矿渣硅酸盐水泥的缓凝剂，测定了不同温度下水泥的凝结时间，分析了温度对混凝土缓凝剂最优掺量的影响规律。
XRD, SEM and EDS testing results on the samples show that the cementing material fired with iron ore tailings have a similar mineral composition to the clinker aggregate of Portland cement.
对试样的XRD,SEM和能谱分析研究结果表明，利用铁尾矿烧制的胶凝材料具有与普通硅酸盐水泥熟料相似的矿物组成。
The influences of iron modulus on the formation kinetics of portland cement clinker have been investigatated.
本文研究了铝率对硅酸盐水泥熟料形成动力学的影响。
The experiment studies of Portland cement with iron-tailings as raw materials are carried out by means of XRD, SEM and chemical analyses.
应用XRD、SEM和化学分析等方法对利用铁尾矿作原料煅烧普通硅酸盐水泥进行实验研究。
The experiment studies of Portland cement with iron-tailings as raw materials are carried out by means of XRD, SEM and chemical analyses.
应用XRD、SEM和化学分析等方法对利用铁尾矿作原料煅烧普通硅酸盐水泥进行实验研究。
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