Aging experiment of pure calcium aluminate cement and silica fume in low cement castables 低水泥浇注料中纯铝酸钙水泥和SiO2微粉的老化试验
Molten Salt Synthesis of Rod-like Tungsten Bronze Niobate Particles PRACTICAL PROCESS OF THE PREMELTED CALCIUM ALUMINATE IN 80t-LF 熔盐法制备棒状复合碱土金属铌酸盐熔融铝酸钙渣在80吨LF炉的应用实践
Effect of Calcium Aluminate Cement Addition on Properties of Chinese Calcined Flint Clay Gunning Castable at Different Temperature 铝酸钙水泥对焦宝石基喷涂料性能的影响
Practical process of the premelted calcium aluminate in 80t-lf 熔融铝酸钙渣在80吨LF炉的应用实践
Using limestone and aluminum oxide as raw materials, the batch ingredient and burning temperature on pure calcium aluminate cement properties are discussed. 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。
Application of Microwave Heating Technology on Calcium Aluminate Slag Leaching 微波加热技术在铝酸钙炉渣浸出过程中的应用
Calcium aluminate fluxes can be produced from various mineralogical precursors such as lime or limestone and bauxite or aluminum dross, and in different physical forms such as sintered or fused. 铝酸钙熔剂可由各种矿物组成。例如:石灰(或石灰石)和铝土矿(或铝),并且有不同的形态(如:烧结态或熔态)。
Study on the Burned Calcium Aluminate Cements at Low Temperature 低温烧成纯铝酸钙水泥的机理研究
This article studies the effect of calcium in calcium aluminate ore powder on the product property of alumium-calcium salt coagulants. 本文对应用铝酸钙矿粉生产的铝钙盐混凝剂,进行了矿粉中的钙对产品性能影响的研究。
Influence of CaF_2 on Premelting Character and Desulfurization of Calcium Aluminate Premelted Refining Slag CaF2对铝酸钙预熔精炼渣系预熔特性和脱硫的影响
In this paper, new type of calcium aluminate cements containing MA spinel were prepared using mixtures of dolomite and alumina by a reaction-sintering process. The effects of synthesis condition on the phase composition, microstructure and mechanical properties were investigated. 本文通过反应烧结的方法制备了含镁铝尖晶石的新型铝酸盐水泥,研究了工艺因素对合成铝酸盐水泥的物相组成、显微结构和力学性能的影响。
Influences of calcium aluminate cement and hydrated alumina on alumina magnesia castables 水泥和水合氧化铝对铝镁浇注料性能的影响
The active compositions in flyash are SiO 2 and Al 2O 3 and the products of their hydration are hydrated calcium silicate and hydrated calcium aluminate. 粉煤灰中活性成分为SiO2和Al2O3,其水化产物为水化硅酸钙及水化铝酸钙。
The leaching behavior of calcium aluminate slag from blast furnace under microwave radiation heating was investigated. The influences of microwave radiation power, the concentration of leaching solution Na_2O_c and the ratio of liquid to solid on the slag leaching reaction are discussed and compared with traditional heating. 在微波辐射加热条件下考察了微波辐射功率、浸出用液的Na2Oc质量浓度、液固比等对高炉铝酸钙渣的浸出过程的影响,并与传统加热浸出进行了比较。
Scc-dv-x α studies on difference in hydration activity of calcium aluminate minerals in CaO-Al 2O 3 system CaO-Al2O3系统铝酸钙矿物水化活性差异的SCC-DV-Xα方法研究
Comparing it with CaCO_3, A1 ( OH)_3, Calcium aluminate hydrate has an excellent synthetical ability. 与CaCO3、Al(OH)3相比,铝酸钙有很好的综合性能,是一种很有发展前途的阻燃剂。
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. 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 main hydration products in the system are C-S-H gel and micro-crystal hydrated calcium aluminate. When epoxy resin is solidified, the organism is network. 体系中水泥水化的主要产物为C-S-H凝胶和水化铝酸钙,而且水化产物多为凝胶体和微细晶体,环氧树脂固化后,有机物呈网络胶状体。
Removal Conditions of Fluoride in Water by Calcium Aluminate Research on Desulfurization of Calcium Based Minerals in Coal 铝酸钙去除水中氟离子的条件研究煤中钙质矿物的自固硫作用
The work studied the effects of pure calcium aluminate, superfine powders and expansion agent on the physical properties and fluidity of the castable. 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。
Property study of hexagonal calcium aluminate hydrate 六方水合铝酸钙的性质研究
Influence of calcium aluminate cement content in magnesia based castables on total oxygen content of molten steel 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
Leaching Kinetics of Calcium Aluminate Slag 高炉铝酸钙炉渣浸出过程动力学
Study on Preparing Polymeric Aluminum Ferric Chloride by Using Calcium Aluminate 用铝酸钙粉制备聚合氯化铝铁絮凝剂的研究
By analyzing the composition of inclusions in Ca-treated steel samples of different calcium content, especially calcium aluminate or calcium aluminum silicate inclusions, the relationship between calcium content and solid ratio of inclusions was obtained by means of Al_2O_3-CaO-SiO_2 phase diagram. 分析不同钙含量的钙处理钢试样中的夹杂物成分并利用Al2O3-CaO-SiO2三元相图确定试样中钙铝和钙铝硅酸盐夹杂物在浇铸温度下的存在状态,由此得到钙含量和夹杂物固相率之间的关系。
Synthesis condition and method of hexagonal calcium aluminate hydrate are described. The synthetic hexagonal calcium aluminate hydrate is characterized through chemical, TG-DTA and XRD analysis. 叙述了六方水合铝酸钙的合成条件和方法,并通过化学分析、TG-DTA分析和XRD分析对所合成的六方水合铝酸钙进行了表征。
Hydrating capacity of calcium aluminate cements obtained through aluminothermic reduction of Bayer red mud was studied and compared with 68-secar cement via adding in corundum castable. 研究了铝热(铝灰)还原拜耳法赤泥合成的铝酸钙水泥的水化性能和加入到刚玉浇注料中与68-拉法基水泥进行对比。
Calcium aluminate compound phase inclusions combined with matrix were better. 有硫化物外壳包裹的铝酸钙复相夹杂物和没有外壳的铝酸钙夹杂物与基体很好的结合,与基体之间没有缝隙。
Four technological factors such as coke size, basicity, addition of coke and smelting time were discussed in the carbothermic reduction of red mud obtaining ferro-silicon alloy and calcium aluminate. 具体的研究内容包括:一、研究了碳热还原赤泥提取硅铁合金和合成铝酸钙的工艺因素,主要探讨焦炭粒度、原料二元碱度、焦炭配量和冶炼时间四个因素。
Three technological factors such as addition of aluminum ash, basicity and smelting time were discussed in the aluminothermic reduction ( using aluminum ash) of red mud obtaining ferro-silicon alloy and calcium aluminate. 研究了铝热(铝灰)还原赤泥提取硅铁合金和合成铝酸钙的工艺因素,主要探讨了铝灰配量、原料碱度和冶炼时间三个因素。