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- Keywords Silica fume cement;FDN addition;water-solid ratio; 硅灰水泥;FDN外加剂;水灰比;
- Keywords silica fume;ferrosilicon furnace;recovery;encryption; 硅微粉;矿热电炉;回收;加密;
- Keywords Silica fume;Silicon nitride;Silicon oxynitride; 硅灰;氮化硅;氧氮化硅;
- A Study of Pore Specific Surface Area and Its Correlation with the Strength of Silica Fume Cement Paste 硅粉水泥石中的孔比表面积及其与强度的相关性
- Keywords silica fume carborundum sagger kinetics of oxidation mineralizer; 硅微粉;碳化硅窑具;氧化动力学;矿化剂;
- Study of Micropore Size Distribution and Its Effect on the Strength of Silica Fume Cement Paste 硅粉水泥石中微孔孔径分布及其对强度的影响
- RPC200 having outstanding performance can be got when silica fume quantity is approximately 25%~35% of cement quantity. 当硅灰掺量约为水泥掺量的25%25~35%25时，可获得性能较好的RPC200。
- The formulation of CMC and silica fume used respectively in the amount of 0.8% and 15% by weight of cement and silica fume is proposed. 当CMC掺量为0.;8%25;硅灰掺量为15%25时;CMC和硅灰的共同作用使变动系数最小;此时碳纤维在水泥基体中分散性最好;为最佳的分散剂配比。
- The flowability of cement paste is reduced and the setting time of cement is increased but the soundness is acceptable by adding silica fume to cement. 掺入硅灰会降低水泥净桨的流动性，增加水泥的凝结时间，但水泥的安定性均为合格。
- This paper concentrates on the influence of mineral admixture(such as fly ash,blast furnace slag and silica fume) on fluidity and one day early strength of cement mortar. 本文在试验的基础上研究了矿物掺合料单掺和复掺时对水泥胶砂流动性及1d早期强度的影响。
- Mehta, P.K., and Gjorv, O.E., Properties of Cement Concrete Containing Fly Ash and Condensed Silica Fume, Cement and Concrete Research, Vol.12, 1982, pp.587-596. 詹颖雯、刘玉雯，水中构造物炉石混凝土耐磨特性与设计参数之研究，财团法人中兴工程顾问社，2004。
- As greeen material,silica fume concrete can economize cement and improve the environment,thus bringing about a healthy advance in concrete and architectural engineering. 硅灰混凝土为绿色混凝土,它不仅节约了水泥熟料,而且改善了环境,大大促进了混凝土和建筑工程的健康发展。
- H.Toutanji, S.McNeil, and Z.Bayasi. Chloride Permeability and Impact Resistance of Polypropylene - fiber - reinforced Silica Fume Concrete. Cement and Concrete Research, 1998,28(7) :961 - 968. 王依民;倪建华;潘湘庆.;混凝土防裂用改性聚丙烯纤维工艺研究
- Conductive calorimetry, TGA, DSC, DTA, SEM-EDXA, helium comparasion pycnomerry and mercury intrusion porosimetry were used to study the micro-structural changes of hardened cement pastes when cement was blended with silica fume. 本文采用了导热量热法、TGA、DSC、DTA、SEM-EDXA、氦比重法以及压汞测孔法研究了掺硅灰之后,水泥石微结构的变化。
- Keywords cement paste;sulfate attack;silica fume;ettringite; 水泥净浆;硫酸盐侵蚀;硅灰;钙矾石;
- 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%. 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%25。
- The effect of densified silica fume on low workability concretes under different water to binder ratio was studied. 在不同的水胶比条件下,考察了凝聚态硅灰对低工作性混凝土强度发展历程的影响。
- Comparisons between pastes with silica fume, and control pastes (without RHA or silica fume) are presented. 比较浆体与硅粉和控制膏（无壳灰或硅粉）提出。
- Metakaolin produces concrete with strength and durability similar to concrete made with silica fume. 另一方面，鼓励广大学生考研，引导培育良好学风，为实现高质量就业打牢基础。
- Admixtures such as water-reducing admixture, silica fume and polymer latex improve properties of PPC. 减水剂、硅灰及聚合物乳液等外加剂可改善多孔透水混凝土的性能；
