For concrete containing silica fume or ground slag, the reduction of auto-shrinkage is more effective by composite aggregate.
尤其对于含硅灰或矿粉的混凝土,复合骨料降低混凝土的自收缩效果更好。
In this paper, the effects of fly ash, ground slag and composite admixture of them on the strength of concrete were investigated.
研究了单掺粉煤灰、磨细矿渣及它们复合后的复合掺合料对混凝土强度的影响。
The distribution of powder clusters of finely ground slag was measured by means of laser granulometer and was modeled through RRSB linear regression.
以激光粒度分析方法对矿渣微粉试样进行了颗粒群分布测试,并以RRS B线性回归进行拟合。
The accuracy of the curve is tested and verified by the practical engineering, and the curve can be used as the curve for early-age ground slag concrete strength by rebound method in Zhengzhou.
经工程实践验证了该曲线的测试精度,建议可作为郑州市早龄期磨细矿渣混凝土回弹法的专用测强曲线。
Fracture energy of concrete was measured for studying the fracture brittleness of the high performance concrete mixed ground granulated blastfurnace slag (GGBFS) and silica fume.
采用混凝土断裂能试验研究了使用磨细矿渣和硅灰配制的高强度高性能混凝土的断裂脆性。
Effects of the activity of ground-strontium slag as cement admixture were analyzed from three aspects: mortar strength value, compressive strength ratio of mortar and specific strength indicators.
分别从胶砂强度值、胶砂抗压强度比和比强度指标三方面分析磨细锶渣作为水泥掺合料的活性效应。
The other contents studied of this paper is the cementitious properties experiments and discuss the mechanochemical effects of the steel slag ground influence the capability of the steel slag.
本文研究的另外一个内容是通过胶凝性能实验,探讨钢渣粉磨的机械力化学效应对钢渣性能的影响。
When ground electric furnace slag with ground fly ash or blast furnace slag are added into concrete together, the performance of concrete can be improved further due to the synergistic effect.
将磨细钢渣与磨细粉煤灰或矿渣混掺可以发挥复合效应,提高掺合料的活性,改善混凝土的性能。
This paper introduces the evaluation methods of workability, and studied the properties of the self-compacting concrete with the addition of ground granulated blast-furnace slag (GGBS).
探讨了自密实混凝土工作性能的评定方法,并对掺加磨细矿渣的自密实混凝土进行了研究。
The influence of granulated ground blast furnace slag (GGBS) on properties of fresh micro-fine cement (MC) paste was experimentally investigated.
探讨了磨细矿渣对新拌超细水泥浆体若干性能的影响,测定了改性灌浆材料的早期水化热。
The effect of mineral blenders includes ground steel slag and fly ash on the electrical conductivity of cement mortar was studied.
试验研究了掺加磨细钢渣、粉煤灰等掺合料后水泥浆体导电性能的变化。
The mechanical activation effect was taken place when granulated blast furnace slag and fly ash were ground.
应用粉体机械力化学效应原理,对矿渣、粉煤灰等工业废渣进行机械活化。
The mechanical activation effect was taken place when granulated blast furnace slag and fly ash were ground.
应用粉体机械力化学效应原理,对矿渣、粉煤灰等工业废渣进行机械活化。
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