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- The results indicated that the addition of silica fume increased cracking of HPC at early age,and the addition of finely ground fly ash with high quality decrea. 结果表明:掺硅灰加剧了混凝土的早期开裂;优质磨细粉煤灰的加入对混凝土早期开裂有一定的抑制作用。
- Effect of Ground Fly Ash Particle Grading on Cement Strength 细磨粉煤灰颗粒级配对水泥强度的影响
- The Effect of Particulate Matching of Fine Ground Fly Ash on the Strength of Cement 磨细粉煤灰颗粒级配对水泥强度的影响
- The Grinding Fly Ash Exert an Influence on Quality of Concrete for Construction 磨细粉煤灰对结构混凝土质量的影响
- ground fly ash 磨细粉煤灰
- Reuse of Bottom and Fly Ash and. 火力发电厂灰渣废水二次处理再利用。
- Durability Properties of High Volume Fly Ash Con-cretes. 结构混凝土中粉煤灰掺入量是30%25-70%25,但没有路用性能的分析。
- Fly ash can be take as high quality admixture of concrete. 处理后的粉煤灰可作为优质的混凝土掺合料。
- Fly ash effeCts"of fly ash added calcium is analyzed qualitatively. 本文从定性、定量两方面分析了增钙灰的“粉煤灰效应”。
- Avoiding the shortage of bleeding and viscosity,and improving pumpability can be actualized by using double-mixture with ground slag and fly ash. 本文介绍了磨细矿渣在商品混凝土中的试验和应用情况,采用磨细矿渣、粉煤灰双掺技术可克服混凝土泌水和粘稠性缺点,提高可泵性。
- In this paper, crack resistance of high strength concrete (HSC) was improved by adding mineral admixtures including ground slag (GSL), silica fume (SF) and fly ash (FA). 采用外掺矿物掺合料磨细矿渣、硅粉和粉煤灰的方法来研究它们对提高高强混凝土抗裂性能的作用,并分析了相应的作用机理。
- Fly ash, lees and sludge are three representational castoffs from industry. 粉煤灰、糟、泥是是工业三废中具代表性的三种废弃物。
- CSH gel with low water content forms in the pozzolanic reaction of fly ash. 粉煤灰的火山灰反应生成的也是含水率较低的CSH凝胶。
- High hydration temperature advances the pozzolanic reaction of fly ash. 高温水化条件下粉煤灰的火山灰反应提前发生。
- Fly ash , lees and sludge are three representational castoffs from industry. 粉煤灰、糟、泥是是工业三废中具代表性的三种废弃物。
- Fly ash was a sort of industrial solid castoff which could be utilized again. 粉煤灰是一种可再资源化的工业固体废弃物。
- The effect of albite on activating fly ash is better than microcline’s. 钠长石对粉煤灰蒸压制品的激发效果优于钾长石。
- Corundum may be the typical secondary minerals in the high-alumina fly ash. 刚玉可能是高铝粉煤灰中典型的次生矿物。
- The effect of cement specific surface area and the amount of ground granulated blast furnace slag, fly ash, lime stone powder, exit kiln dust mixed in cement on the cement colorimeter was tested. 试验研究了水泥比表面积以及水泥中矿渣粉、粉煤灰、石灰石粉和窑灰掺入量对水泥色度的影响。
- The influences of the fly ash and ground slag on performances of the strength,contraction,frost-resistance,impervious of Cl-and elasticity modulus of the LC45 light-weight concrete was researched. 研究了LC45高强轻集料混凝土掺加磨细矿渣和粉煤灰后,在强度、收缩、抗冻、抗氯离子渗透性能以及弹性模量方面的影响。