铝酸钙水泥

低水泥浇注料中纯铝酸钙水泥和SiO2微粉的老化试验

Aging experiment of pure calcium aluminate cement and silica fume in low cement castables

以特级焦宝石为骨料，将αAl2O3、SiO2及红柱石等超细粉添加于基质中，以纯铝酸钙水泥为结合剂，开发出40、45浇注料。

Castables of brands 40 # and 45 # were developed using special grade Jiao Bao Shi as aggregate , pure calcium aluminate cement as binder and adding ultrafine powders of α Al 2O 3 , SiO 2 and andalusite into the matrix .

纯铝酸钙水泥作为结合剂用于MgO质浇注料时，浇注料的抗渣渗透性能极差。

The properties of slag infiltration resistance of MgO based castable became very bad when calcium aluminate cement was used as binder .

以刚玉、尖晶石、纯铝酸钙水泥和氧化铝微粉为主原料，研究了氧化锆对刚玉-尖晶石浇注料热震稳定性的影响，并采用X射线衍射和扫描电镜分析了试样的相组成和显微结构。

The influence of zirconia on thermal shock stability of corundum-spinel castables was studied by using corundum , spinel , calcium aluminate cement and ultra-fine alumina powder as main starting materials , the phase compositions and microstructure were studied by using XRD and SEM .

从有关三元系相图讨论了MgO-CaO-ZrO2材料抗CaO-SiO2、Al2O3-CaO炉外精炼渣以及硅酸钙水泥与铝酸钙水泥的侵蚀。

On the basis of the relevant phase diagrams of ternary systems in MgO-CaO-ZrO 2-SiO 2 and MgO-CaO-ZrO 2-Al 2O 3 quarternary systems , the corrosion resistances of MgO-CaO-ZrO 2 refractories to secondary refining slag and cement were discussed .

拜尔法&铝酸钙水泥联合新工艺研究

A study on a new technological process-Bayer Process-Calcium Aluminate Cement

低温烧成纯铝酸钙水泥的机理研究

Study on the Burned Calcium Aluminate Cements at Low Temperature

水化放热曲线在研究铝酸钙水泥和浇注料中的应用

Application of exothermic profile for calcium aluminates cement and castables

纯铝酸钙水泥对镁铝钛系浇注料性能的影响

Influence of calcium aluminate cement on MgO-Al_2O_3-TiO_2 castable

提出了拜尔法-铝酸钙水泥新工艺。

In this paper , a new technological process Bayer Process-Calcium Aluminate cement is presented .

铝酸钙水泥的异常凝结行为与其水化严物的结构、成核及生长等因素有关。

The structure , nucleation and growth of the hydration products contribute to the behavior .

镁质浇注料中纯铝酸钙水泥加入量对钢液总氧含量的影响

Influence of calcium aluminate cement content in magnesia based castables on total oxygen content of molten steel

铝酸钙水泥对焦宝石基喷涂料性能的影响

Effect of Calcium Aluminate Cement Addition on Properties of Chinese Calcined Flint Clay Gunning Castable at Different Temperature

对硅酸盐水泥来说，当铝酸钙水泥掺加量小于一定值，对强度的不利影响可以控制在较小范围内，尚未发现有强度倒缩现象。

In minor amounts of calcium aluminate cement , unfavorable influence on strength is limited without losing strength over period of time .

铝酸钙水泥-硅微粉结合系统中硅微粉加入量固定为1%，铝酸钙水泥加入范围为0~15%；

For calcium aluminate-silica fume binding system , the silica fume is constant 1 % , calcium aluminate cement 0 ~ 15 % .

研究了二氧化硅微粉和纯铝酸钙水泥加入量对镁质浇注料性能的影响，研究发现：二氧化硅微粉加入量为3%时，浇注料的综合性能最佳。

The experimental results indicated that the MgO based castable had the best comprehensive properties when the additions of microsilica were 3 % .

以石灰石和工业氧化铝为原料研究了煅烧温度及配料组成对纯铝酸钙水泥性能的影响。

Using limestone and aluminum oxide as raw materials , the batch ingredient and burning temperature on pure calcium aluminate cement properties are discussed .

研究了纯铝酸钙水泥、二氧化硅和氧化铝混合超细粉及膨胀剂的加入量对浇注料物理性能与流动性的影响。

The work studied the effects of pure calcium aluminate , superfine powders and expansion agent on the physical properties and fluidity of the castable .

结果表明，随着铝酸钙水泥含量的增加，氧化镁系包埋料的初凝时间缩短，流动性变差；

The results show that , with the in-crease in CA cement content , the fluidity of MgO-based investment materials decreases and so does the initial setting time .

试验结果表明，硅酸盐水泥与铝酸钙水泥混合后，将对凝结时间产生显著的影响并导致力学及干缩性能的改变。

The test results reveal that blends of calcium aluminate cement and Portland cement exhibit different setting behavior , strength development and dry shrinkage characteristics with that of each of two binders .

而在18～30℃范围内，铝酸钙水泥的水化速率随温度升高而降低，这就是所谓的铝酸钙水泥的异常凝结行为。

However , the hydration rate of calcium aluminate cements goes down with the increasing of hydration temperature in the temperature range of 18 ~ 30 ℃, this being the so-called anomalous behavior .

化学合成纯铝酸钙水泥用于耐火浇注料中，浇注料表现出较高的烘干强度，且浇注料的烧后强度等性能指标也与用传统烧结水泥的大体相当。

The typical castables prepared with chemical synthesized calcium aluminate cement performed a higher strength after dry , other properties like strength after firing were rather comparative with that containing conventional sintered calcium aluminate cement .

研究结果表明：采用水合氧化铝为结合剂的浇注预制块比铝酸钙水泥作结合剂的浇注预制块具有优良的抗炉渣的侵蚀、渗透性能和较好的抗热震稳定性能。

The experimental results show that the castables bonded by hydratable alumina have more excellent slag corrosion and penetration resistance properties , and being well at thermal shock resistance than that of castables bonded by calcium aluminate cement .

通过优化基质中煅烧氧化铝或活性氧化铝、铝酸钙水泥、外加剂、板状刚玉细粉（或其他细粉）的组成，可明显改善浇注料的性能；

Fine and superfine matrix components such as calcined and reactive aluminas , calcium aluminate cements , dispersing additives and superfine tabular alumina can contribute significantly to the improvement of the performance of refractory castable in the aspect of low water demand , setting control and strength development .

利用X射线衍射、扫描电镜与能谱分析等测试手段分析了阿利特硫铝酸钡钙水泥熟料的组成和结构。

The mineral constituents and the structures of the clinker were analyzed by X-ray diffraction , scanning electron microscope and energy depressive spectrum .

贝利特-硫铝酸钡钙水泥的水化硬化过程

Hydrating and hardening process of Belite-barium calcium sulpho-aluminate cement

研究了石膏对贝利特-硫铝酸钡钙水泥强度和硬化浆体结构的影响。

The influence of gypsum on compressive strength and performance of hardened paste of belite-barium calcium sulphoaluminate cement was studied .

阐述了阿利特-硫铝酸盐水泥、贝利特-硫铝酸钙钡水泥的研究、进展及目前研究的热点。

This paper has the comprehensive research , developmental status and the present study hotspot of Alite-sulphoaluminate cement and Belite-Ba-bearing calcium sulphoaluminate cement .

研究不同掺量的矿渣、粉煤灰和沸石粉对阿利特-硫铝酸钡钙水泥砂浆强度的影响规律，并对其反应机理进行探讨。

The influence of different contents of slag , fly ash and zeolite powers on the strength of alite-calcium barium sulphoaluminate cement mortar is investigated , and the reaction mechanism is discussed .

采用Al2O3和CaO为原料，在实验室常压下水热合成水化铝酸钙，然后低温煅烧制备活化低钙铝酸钙水泥。

In laboratory , through the use of Al 2O 3 and CaO for raw materials , the hydrated calcium aluminate was synthesized by hydro thermal treatment at normal pressure ; then it was burned at low lime aluminate cement .