It points out the mechanism of silica fume in concrete and essentials of applied technique of silica fume concrete.
指出了硅粉在混凝土中的作用机理以及硅粉混凝土的应用技术要点。
This paper adopts ultra-fine fly ash and silica fume concrete materials to prepare high performance composite technology(HPC).
本文采用超细粉煤灰与硅灰的复合技术配制高性能混凝土材料(HPC)。
In addition, the admixture of glue and water content than the size of silica fume concrete strength of the impact is very obvious.
此外,外加剂的掺量和水胶比的大小对硅灰混凝土强度的影响也很明显。
For raising the anti friction property of road concrete, the use of silica fume instead of partial cement was tried. A systematic study on the properties of silica fume concrete was conducted.
为了提高道路路面混凝土的抗磨能力,采用硅灰代替部分水泥的方法,对硅灰混凝土的性能进行了较系统的试验研究。
In recent years, there are more research on metakaolin made abroad showed that the metakaolin concrete admixture can produce an alternative to traditional high-performance silica fume concrete.
近年来,国外对偏高岭土作了较多的研究表明,用偏高岭土作混凝土掺合料替代传统的硅灰可生产高性能混凝土。
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。
Silica fume is considered as an ideal modelling material for reactive pozzolans used in concrete.
硅灰是用以研究混凝土用的活性火山灰质材料的理想模型材料。
The curing condition, the maximum size of coarse aggregate and silica fume have certain effects on the strength, fracture properties and brittleness of concrete.
养护条件,粗骨料最大粒径和硅灰对混凝土的强度,断裂性能和材料脆性都有一定影响。
By the experiments, the effects of several mineral admixtures, such as silica fume, superfine slag and siliceous shale on the High Strength Concrete (HSC) is researched.
通过实验,研究了硅灰、超细矿渣、硅质页岩几种矿物质掺合料对高强混凝土强度的影响;
Based on this, the influence of water to cement ratio, fly ash and silica fume on porosity of concrete are studied.
本文采用该方法研究了水灰比、粉煤灰、硅灰等对混凝土孔隙率的影响。
Densitied silica fume is a kind of excellent multi-function replenishment, especially for concrete. It is easy to transport, and convenient to use.
增密硅灰是一种便于运输、便于使用能更好地应用于混凝土的高效多功能添加剂。
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。
With high dispersity and high activity, silica fume is a specific additive for cement and concrete, capable of distinctly improving the performance of concrete and upgrading the strength of concrete.
作为高分散度和高活性材料,硅粉是一种特效的水泥、混凝土掺合料,它能明显地改善混凝土的性能,提高混凝土的强度。
The activity test indicates that the pozzolanic activity of L-RHA surpasses that of palletized silica fume, and L-RHA has strong strength effect on ordinary concrete and high strength concrete.
活性试验显示,低温稻壳灰火山灰活性超过造粒硅灰,对普通混凝土和高强混凝土都具有强烈的增强作用。
Concrete mingled with fly ash, slag and silica fume and other admixtures are thought to effectively improve the anti-sulfate durability of concrete.
在混凝土中掺入粉煤灰、矿渣和硅灰等掺合料被认为能有效提高混凝土抗硫酸盐耐久性。
And concrete prepared with Metakoalin will be just as good as concrete prepared with silica fume in terms of resistance to sulphate attack.
偏高岭石混凝土的抗硫酸盐侵蚀能力不低于掺硅灰的混凝土。
Condensed silica fume is to be added to reduce the permeability of the concrete.
应掺加冷凝硅灰减小混凝土的渗透性。
This paper studys the influence of the mineral admixtures such as ultra-fine fly ash, ultra-fine slag and silica fume on compressive strength of lytag concrete.
利用磨细粉煤灰、磨细矿渣和硅灰作为矿物掺合料,研究了各种矿物掺合料对粉煤灰陶粒混凝土抗压强度的影响。
It is indicated that the pozzolanic activity of the rice husk ash is higher than that of pelletized silica fume, resulting to increase of strength for ordinary concrete and high strength concrete.
活性试验表明,低温稻壳灰火山灰活性超过造粒硅灰,对普通混凝土和高强混凝土都具有强烈的增强作用。
The result of the experiments shows that the effects of compound pozzolanic and micro-aggregate have been produced when silica fume and slag were added into concrete together.
试验结果表明:在混凝土中同时掺入硅灰和矿渣可以产生复合火山灰效应和微集料填充效应;
The results showed that adding slag powder, fly ash, silica fume to Portland cement can improve the comprehensive performance of marine concrete.
研究结果表明,在硅酸盐水泥中掺加矿粉、粉煤灰、硅灰等混合材料可以改善海工混凝土的综合性能。
The alkali saturation test show that the alkali saturated conductivity of the controlled specimen is the greatest and the conductivity of the 10% silica fume-bearing concrete is the smallest.
结果表明:基准试件的饱碱电导最大,掺10%硅灰的混凝土饱碱电导最小。
It was studied that the effect of the quantity of steel slag and silica fume on concrete strength and fluidity as well as the rule of the strength of concrete with steel slag and silica fume.
研究了钢渣、硅粉掺量对混凝土强度与流动性的影响以及钢渣、硅粉混凝土强度规律。
On the basis of survey of many Marine concrete constructions, the effects of adding slag powder, fly ash, silica fume to Portland cement on the performances of Marine concrete were researched.
在调查分析海工混凝土工程实例的基础上,试验研究了硅酸盐水泥中掺入矿粉、粉煤灰、硅灰等混合材料对海工混凝土性能的影响。
On the basis of survey of many Marine concrete constructions, the effects of adding slag powder, fly ash, silica fume to Portland cement on the performances of Marine concrete were researched.
在调查分析海工混凝土工程实例的基础上,试验研究了硅酸盐水泥中掺入矿粉、粉煤灰、硅灰等混合材料对海工混凝土性能的影响。
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