silica fume

Preparation of Abrasion Resistance Concrete with Silica Fume Slag Powder

复掺硅灰、矿渣微粉配制抗冲磨高性能混凝土

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In this study, cement sand paste and common concrete with or without slag, fly ash and silica fume were used to investigate some accelerated curing on the strength and permeability of concrete.

本研究系由一般或使用炉石、飞灰或矽灰之水泥砂浆与混凝土来探讨加速养生及其试验法。

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Current Study and Application of Silica Fume in Concrete

硅粉的研究及应用现状

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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.

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Research and application of the Super Early Strength or Early Strength Concrete Containing Silica Fume

超早强及早强硅粉混凝土在公路工程中的研究与应用

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Study and Application of Silica Fume Concrete to Highway Surface Course

硅灰混凝土的研究及其在公路道面的应用

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Taking brittleness coefficient and characteristic length as indexes for evaluation of crack resistance of HSC, the effect of mineral admixtures including fly ash, silica fume and ground slag on crack resistance of HSC is studied.

以脆性系数和特征长度为高强混凝土抗裂性评价指标，研究矿物掺合料（粉煤灰、硅粉和磨细矿渣）对高强混凝土抗裂性的影响。

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The characteristic length l_ ( ch) was used to evaluate the effects of coarse aggregate size and silica fume dosage on the brittleness of concrete.

）和临界裂缝尖端张开位移（CTOD c），同时利用特征长度l~（ch）研究粗骨料粒径和硅灰掺量对混凝土脆性的影响。文章也给出了相应的弹性模量、抗压强度以及抗拉强度。

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The feasibility of accelerated chloride permeability test and the effect of w/ c ratio, incorporation of silica fume, maximum aggregate size and aggregate type on the chloride permeability were studied.

对快速测定混凝土Cl-渗透性可行性及w/c、硅灰、粗集料最大粒径对Cl-渗透性的影响进行了研究。

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Therefore, cement asphalt paste with nano-silica fume can improve properties of Semi-Rigid Permeable Asphalt Concrete.

就整体而言, 含奈米矽灰之水泥沥青胶浆可改善透水性铺面之品质.

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Adopting orthogonal design, we made use of silica fume, Portland cement, water reducer, sand and bloating agent to produce a self-leveling material.

采用正交设计，利用硅灰、普通硅酸盐水泥、减水剂、砂和抗裂防水剂配制高流动度的地面自流平材料。

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This paper mainly presents the formation and the physical and chemical feature of silica fume and its store, package and transport;

本文主要介绍了硅粉的形成和物理化学性质，硅粉的贮存、包装和运输。

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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。

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Experimental results show that, hardened AASC paste with zeolite and silica fume possesses strong adsorption ability and anti-desorption ability for Cs+ and Sr2+.

结果表明，掺有沸石和硅灰的碱矿渣水泥硬化体具有较强的吸附Cs~+和Sr~（2+）能力以及抗Cs~+和Sr~（2+）脱附能力。

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Study on the Structure of Artificial Silica Fume and Activity of Volcanic Ash

人造硅灰结构及火山灰活性研究

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The test and analysis of silica fume concrete with ultra fine sand

特细砂硅粉砼的试配及分析

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It is found that the concrete containing 10% silica fume additive and with cement content more than 400kg/ m 3 has high strength and dense texture, and high resistance to chemical etching of sulphate and mechanical damage of chloride salt crystal.

通过浸烘循环快速试验发现：含10%微硅粉外加剂、水泥用量大于400kg/m3的高强度、高致密度混凝土，具有很高抗强硫酸盐化学侵蚀和氯盐结晶物理侵蚀的能力。

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