Relations Between the Light-Burned Magnesia Particle Fineness and the Strength of Magnesia Cement Material 轻烧镁颗粒细度与镁质胶凝材料强度的关系
Content Determination of Magnesia, Sulfur Anhydride and Alkali in Cement 水泥中有害成分氧化镁、三氧化硫及碱含量的检测控制要点
Studying on products of replacing magnesia chrome refractory is a problem that needs to be solved quickly because Cr~ ( 6+) ion is produced by magnesia chrome refractory in cement rotary kiln damage people and environment. 由于水泥回转窑用镁铬质耐火材料在使用中生成有害的六价铬盐对环境和人体有危害,所以替代镁铬质耐火材料的研究已成为迫在眉睫的问题。
The mineral compositions in magnesia slag and the reaction kinetics parameters and the physical properties of burning Portland cement clinker by using magnesia slag were studied in the paper. 研究了镁渣的矿物组成和镁渣配料煅烧硅酸盐水泥熟料的反应动力学参数和物理性能。
Properties and application of steel-fiber reinforced magnesia phosphate cement mortar 钢纤维增强磷酸镁水泥砂浆的性能与应用
Study on the Corrosion-resistant magnesia cement 抗腐蚀镁水泥的研究
Magnesia chrome bricks must be replaced by chrome free basic bricks because of chrome pollution and for utilization of substituting fuel in cement kiln. 为了消除铬公害以及替代燃料的使用,研制水泥窑用碱性砖的无铬化势在必行。
The main cause leading to the disqualification of cement soundness in hardened concrete is excessive f-CaO or magnesia in the cement mixture. 在已硬化砼中水泥安定性不合格的主要原因是水泥熟料矿物中含有过多游离氧化钙或游离氧化镁。
Study on the Improvement of Properties of Magnesia Cement by Pretreatment Process and Its Parameters 氯氧镁水泥的预处理改性及其工艺参数的研究
Influence of complex magnesia expansive agent on properties of slag cement 复合膨胀剂对掺矿渣油井水泥性能的影响
Research on the Water-resistance of Magnesia Cement 氯氧镁水泥耐水性能的研究
Preparation and application of high performance magnesia-chrome brick for cement kiln 水泥窑用高性能镁铬砖的研制及应用
The semi industrial experiments in which the tons of the dolomites was first calcined and crushed and finally ground into the magnesia cement of the caustic dolomite were carried out on the basis of the small scale experiments. 在小型试验的基础上,对用白云石为原料煅烧加工成苛性白云石镁质胶凝材料进行了半工业试验。
Chemical property and detoxifcation of hexavalent chromium contained in magnesia chrome brick used in cement kiln 水泥窑用镁铬砖中Cr~(6+)化合物的化学性质和解毒
If magnitude of expansive stress caused by adscititious magnesia is too large, or its distribution is not uniform, it trends to damage the structure of cement concrete, and then affect seriously dam durability. 如果氧化镁混凝土膨胀量过大或不均,都将破坏水泥混凝土结构,影响耐久性,甚至局部崩裂造成安全事故。
Research on thermal shock resistance of fired magnesia enriched dolomite brick used in cement kiln 水泥窑用烧成富镁白云石砖抗热震性的研究
Study on the Mechanism of Corrosion on Glass Fibre by Magnesia Cement 镁水泥对玻璃纤维侵蚀机理的研究
The comparative study of undercalcined magnesia and ettringite as expansive agents to compensate shrinkage of cement paste has been mainly made in the present work. 同时,主要研究了轻烧氧化镁膨胀剂与钙矾石型膨胀剂对水泥石收缩的补偿效果的区别。
The shortcomings of common magnesia chrome brick used in cement kiln have been analyzed. 分析了普通镁铬砖在水泥窑上使用存在的不足之处。
The more the magnesia replaces the cement, the greater expansion rate of the cement mortar is. At all of the different age, magnesia content is more than 7%, the expansion rate of cement mortar increase for a big value. 轻烧氧化镁掺量越大,水泥砂浆的膨胀率越大。轻烧氧化镁掺量大于7%时,单位轻烧氧化镁产生的膨胀量明显增加。
Electrical-smelted magnesia is a sort of fireproof material which is widely used in many fields such as metallurgy industry, glass industry, cement industry, electric-heater in household appliances and high-temperature chemical industry. 电熔镁砂是一种广泛地应用于冶金行业、玻璃工业、水泥工业、家电加热器和温化学工业等诸多领域的耐火材料。