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。
In addition, the admixture of glue and water content than the size of silica fume concrete strength of the impact is very obvious.
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。
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.
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。
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.
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。
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.
结果表明，由于硅灰的加入，使混凝土各方面性能明显得到改善。
The result indicated that siliceous lime's adding improved the concrete performance of many aspects markedly.
本文简要介绍了硅灰的特性，着重研究了掺加硅灰后混凝土的物理力学性能以及耐久性。
The paper introduced the characteristics of siliceous lime briefly, and mainly made a study of physical, mechanical and enduring performance of concrete blended with siliceous lime.
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。
The curing condition, the maximum size of coarse aggregate and silica fume have certain effects on the strength, fracture properties and brittleness of concrete.
本文研究了硅灰、超细矿渣对高强混凝土坍落度和强度的影响。
The effect of silica ash and superfine slag on the slump and strength of high strength concrete are studied.
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。
Densitied silica fume is a kind of excellent multi-function replenishment, especially for concrete. It is easy to transport, and convenient to use.
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；
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.
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。
For concrete containing silica fume or ground slag, the reduction of auto-shrinkage is more effective by composite aggregate.
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。
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.
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。
Silica fume is considered as an ideal modelling material for reactive pozzolans used in concrete.
对微硅粉的填充效应和火山灰效应做了探讨，分析了微硅粉对混凝土性能的影响和在混凝土工程中的应用。
This paper probes into filling and pozzuolana effects of fine silicon powder, analyzes its influence on concrete properties and application in concrete engineering.
为降低成本而又不大幅度损害活性粉末混凝土的强度，超细粉煤灰等矿物掺合料替代硅灰的量不宜超过加20%。
In order to reduce the cost and increase the RPC strength, the substitution of mixed minerals such as ultra-pulverized fly ash for silica fume quantity can be lower than 20%.
掺入硅灰将增大高性能混凝土的自收缩。
The incorporation of silica fume increases the self shrinkage of HPC.
应掺加冷凝硅灰减小混凝土的渗透性。
Condensed silica fume is to be added to reduce the permeability of the concrete.
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。
Based on this, the influence of water to cement ratio, fly ash and silica fume on porosity of concrete are studied.
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。
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.
结果表明：掺入硅灰会略微增加混凝土早期自生收缩，而对早期干燥收缩影响不大；
Results shown that the addition of silica fume could increase the autogenous shrinkage a little and almost had no effect on the drying shrinkage.
在此期间，硅灰从一种处于研究阶段的材料演变成一种在混凝土中被广泛规定使用的组分。
S. for about 25 years. During that time it has gone from a research material to a widely specified concrete component.
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。
And concrete prepared with Metakoalin will be just as good as concrete prepared with silica fume in terms of resistance to sulphate attack.
含粉煤灰-硅灰或矿渣-硅灰的不同组合的混凝土的劈拉强度与抗压强度的比值为0．063～0．066。
The ratio of split tensile strength to compressive strength of concretes containing different combinations of FA and SF or GBS and SF were 0.063 to 0066.
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。
Concrete mingled with fly ash, slag and silica fume and other admixtures are thought to effectively improve the anti-sulfate durability of concrete.
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）。
This paper adopts ultra-fine fly ash and silica fume concrete materials to prepare high performance composite technology(HPC).
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。
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.
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。
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.
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 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.
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 results showed that adding slag powder, fly ash, silica fume to Portland cement can improve the comprehensive performance of marine concrete.
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.
应用推荐