Influence of compound mineral admixtures on alkalinity of cement-based material pore solution;
掺合料复掺对水泥基材料孔溶液碱度的影响
Experimental Study of Calcined Electrolysis Manganese Residue and Fly Ash Complex admixture;
煅烧电解锰渣-粉煤灰复合掺合料的试验研究
Influence of limestone powder admixture on working performance of concrete;
石灰石粉作掺合料对混凝土工作性能的影响
Influence of admixtures on the chloride ion anti-permeability of alite-calcium barium sulphoaluminate cement mortar;
掺合料对Alite-CBA水泥砂浆抗Cl~-渗透性能的影响
Contribution and function to durability of water-cement ratio and the blending material in HPC is discussed.
从混凝土的渗透性、碳化、抗氯离子侵蚀、抗冻性、碱—骨料反应等方面综述了高性能混凝土的耐久性,探讨了水灰比及常用掺合料对混凝土耐久性的贡献及作用机理,指出高性能混凝土应是混凝土材料发展的首选方向。
By using different blending materials,non-vibrated HPC with C80～C100 strength were achieved.
通过优选高性能减水剂,采用正交实验方法研究了浆体体积、水灰比、砂率对高强度混凝土工作性能及强度的影响,进而采用不同种类掺合料配置出C80~C100级免振高性能混凝土,经耐久性实验,表明该种混凝土可在实际工程中推广应用。
Test results indicate that adding 10 percent ultra-fine lime stone powder blending material can obviously improve the early compression strength of concrete,and that the bending strength of concrete will be improved along with increase of addition amount of lime stone powder when the addition amount is less than 30 percent.
结果表明,掺入10%的超磨细石灰石粉掺合料可显著提高混凝土的早期抗压强度,当石灰石粉掺量小于30%时,抗折强度随其掺量的增加而提高。
The Difference of Polypropylene Fiber, Expansive Agent, Water-reducing admixture, Water Proofing agent or additive on their application;
聚丙烯纤维、膨胀剂、减水剂、防水剂和掺合料在应用上的区别
Study on Properties and Utilization in Additive of Cement of Ashes from Fluidized Bed Combustion;
固硫灰渣特性及其作水泥掺合料研究
Study on Self-Compacting Concrete of Excessive Multiple Mineral Additives;
高掺量复合矿物掺合料自密实混凝土研究
This paper introduces the technological route to gain high strength concrete,illustrates the influences of high strength concrete s constructional materials as cement,aggregate,mixture and additive on the performance of concrete,and analyzes the selection of raw materials and the preparation of high strength concrete,in order to prepare high strength concrete with low cost and high strength.
介绍了获得高强混凝土的技术路线,阐述了水泥、骨料、掺合料、外加剂等高强混凝土组成材料对混凝土性能的影响,并对原材料的选择及高强混凝土的配制进行了分析,以配制出成本低、强度高的高强混凝土。
Afterwards the effects of different grade proportions of abrasives on the property of mixture of pulverized slag and coal ash were discussed.
本文通过矿粉、粉煤灰在不同研磨体级配情况下研磨产品的比重、比表面积、标准稠度需水量、水泥胶砂强度等性能参数的测定,得出了它们的变化规律,继而分析和探讨了不同研磨体级配对磨细矿渣和粉煤灰掺合料性能的影响。
It analyzes inclusion and performance index of high performance concrete,introduces requirement to quality of cement from cement mineral、cement mixture and cement fineness,and puts forward new method that grain distributing graduation attribute cement fineness.
分析了高性能混凝土的内涵和性能指标,从水泥矿物、水泥掺合料、水泥细度三方面介绍了高性能混凝土对水泥质量的要求,提出了颗粒分布级配表征水泥细度的新方法。
A Study on the Durability of Concrete with Compound Mineral Admixtures;
掺复合型掺合料混凝土的耐久性研究
Researches on Carbonation of Concrete with Multi-mineral Admixtures
复掺矿物掺合料混凝土碳化性能研究
Experimental research of carbonization of concrete with composite addition of mineral admixture
复掺矿物掺合料混凝土碳化试验研究
Research on the Physical and Mechanical Properties of Concrete with Compound Mineral Admixture;
掺复合型掺合料混凝土物理力学性能的研究
Study on Self-Compacting Concrete of Excessive Multiple Mineral Additives;
高掺量复合矿物掺合料自密实混凝土研究
Study of Using Mineral Mixture to Restrain the Alkali-aggregate Reaction
矿物掺合料抑制碱—骨料反应的研究
Study on Resistance to Sulfate Attack on Mortar Containing Mineral Admixture;
掺矿物掺合料砂浆的抗硫酸盐侵蚀性能研究
Study on the Inhibiting Effect of High Volume Mineral Admixtrues on the Alkali-Silica Reaction in Concrete;
大掺量矿物掺合料抑制混凝土碱—硅反应的研究
High Volume Mineral Admixtures in Mass Concrete
大掺量矿物掺合料在大体积混凝土中的应用
Effect of high volume mineral admixtures on the carbonation of ready mixed concrete
大掺量矿物掺合料对预拌混凝土碳化的影响
Shrinkage and the Mechanism of the Cement-Based Material at Low Water to Binder Ratio Incorporating High Volume Mineral Admixtures;
低水胶比大掺量矿物掺合料水泥基材料的收缩及机理研究
Study on Resistance to Sulfate Attack on Cement Based Composite Material Containing Mineral Additive;
掺矿物掺合料水泥基材料的抗硫酸盐侵蚀性研究
Study of Activity Impedance Spectrum of Concrete Mineral Admixture
混凝土矿物掺合料活性的阻抗谱研究
Study on technology of industrialized manufacture of superfine mineral admixture
超细矿物掺合料工业化生产技术研究
The Influence of Ground Granulated Glast Furnace Glag on Cement Concrete Performance;
矿渣微粉掺合料对混凝土性能的影响
Study on Properties and Utilization in Additive of Cement of Ashes from Fluidized Bed Combustion;
固硫灰渣特性及其作水泥掺合料研究
The Influence of Active Mineral Admixture to the Strength of Concrete;
活性矿物掺合料对混凝土强度的影响
Effect of Additive on Concrete Compressive Strength
矿物掺合料对混凝土抗压强度的影响