• In addition, it was able to confirm an effect to reduction of adiabatic temperature rise and improvement of fluidity of concrete.

    此外,粉煤灰和石灰石替代部分水泥减小混凝土绝热温升改善流动性

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  • It is shown that the limestone powder with appropriate particle distribution can improve the fluidity of concrete, reduce bleeding rate and shorten the setting time.

    试验结果表明:一定颗粒分布石灰石粉改善混凝土流动性能,减少泌水缩短凝结时间。

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  • By test analysis compared with strength degree 32.5 of cement, strength of steel slag concrete is slightly decreased, but its fluidity is improved.

    实验对比表明:强度等级为32 . 5水泥钢渣混凝土对比,掺入钢渣粉的砼强度略有降低能改善混凝土的和易性。

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  • Chesion and plasticity of steel slag concrete is increased, its fluidity is improved and expansibility is decreased owing to addition of fly ash.

    掺入粉煤灰将增大混凝土粘聚性可塑性改善混凝土的和易性,减小混凝土的膨胀性。

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  • The paper mainly introduced the application technology of the pumping high strength concrete (C60) which takes crushed gravel as coarse aggregate with big fluidity.

    本文着重介绍采用破碎卵石骨料配制流动性送c 60混凝土技术应用

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  • The key point in making underwater concrete of drill hole grouting pile is that it requires high fluidity.

    钻孔灌注桩水下混凝土配制关键要求流动性要好

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  • The effect of revibration for low fluidity concrete is not well, which reduces strength of concrete.

    塑性混凝土二次振动效果不是很好降低了混凝土的强度

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  • The concrete has the characteristics of large fluidity, low slump loss, and high early strength, and it is suitable for the highrise and long-span building structure.

    混凝土具有流动性落度损失小,早期强度特点适合高层、大跨度的现代建筑结构

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  • Besides, it effectively maintains fluidity of cement paste and decreases concrete slump loss which is attributed to absorption effect of zeolite to FDN.

    并且由于具有FDN缓释效果能有效延长水泥净浆流动度,减少混凝土坍落度的经时损失

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  • 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.

    研究了钢渣粉掺混凝土强度流动性影响以及钢渣、硅粉混凝土强度规律

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  • With the merits of higher fluidity effect and preventing concrete mix from slump-loss with time duration, poly-carboxylic acid series water-reducer agent (WRA) has been widely studying.

    羧酸水剂具有减水率抑制混凝土坍落度经损失优点研究开发新型的聚羧酸系减水剂受到国内外广泛关注

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  • Flocculated cement structure enclosing lots of water can be found in cement paste, which will influence fluidity and strength of concrete.

    新拌泥浆体中,水泥颗粒互相粘结形成包裹水结构,严重影响了混凝土的工作性强度

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  • Adoption of viscous agent is a key technique to ensure lightweight aggregate concrete with big fluidity to have good performances.

    采用保证流动性骨料混凝土具有优良性能的关键

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  • Structure of superplasticizer was characterized by IR and effects of the product on fluidity of cement paste and water reduction for concrete were investigated.

    利用IR表征了其结构考察产品水泥净浆流动混凝土率的影响。

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  • The correlativity of cement paste fluidity and concrete rheologic property was tested during the time of testing preparation of C100 self-leveling concrete.

    工程试配C100自流平混凝土同时,进行了水泥净浆流动度混凝土流变性相关性试验

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  • Chesion and plasticity of steel slag concrete is increased, its fluidity is improved and expansibility is decreased owing to AD...

    掺入粉煤灰将增大混凝土粘聚性可塑性改善混凝土的和易性,减小混凝土的膨胀性。

    youdao

  • Chesion and plasticity of steel slag concrete is increased, its fluidity is improved and expansibility is decreased owing to addition of fl...

    掺入粉煤灰将增大混凝土的粘聚性可塑性改善混凝土和易性,减小混凝土的膨胀性

    youdao

  • Chesion and plasticity of steel slag concrete is increased, its fluidity is improved and expansibility is decreased owing to addition of fl...

    掺入粉煤灰将增大混凝土的粘聚性可塑性改善混凝土和易性,减小混凝土的膨胀性

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