1) slag powder
矿渣微粉
1.
Influences of slag powder,fly ash and superplasticizer on cement paste flowability;
矿渣微粉-粉煤灰-高效减水剂与水泥净浆的流动度
2.
The cement of low hydration heat and expansion is developed which over 50% fly ash as mixing material has been mixed, as well as small amount of slag powder and other additives.
粉煤灰作为水泥混合材料已普遍使用,它不仅可以降低水泥的生产成本,而且改善水泥的使用和施工性能;本试验采用掺加50%以上的粉煤灰作为混合材料,掺加少量矿渣微粉和其他组分的外加剂,开发具有低水化热和微膨胀等特性的水泥,该水泥可用于公路基层,也可用于水利基本建设,改善工程施工性能和制品的使用寿命。
3.
Based on the mercury intrusion porosimetry,a study is made of the compressive strength,gas permeability and pore structure of high performance concrete(HPC) containing slag powder with water-binder ratios(w/b) ranging from 0.
35,矿渣微粉掺量为0~60%时高性能混凝土的抗压强度、气体渗透性以及孔结构,并探讨了抗压强度与气体渗透性之间的关系。
2) slag micropowder
矿渣微粉
1.
Experimental study on compound admixture of slag micropowder
矿渣微粉基复合掺合料的试验研究
2.
A research is made on the effect of slag micropowder used as admixture on the performance of cement by adding different proportion of slag micropowder to the P·Ⅰ52.
5水泥中掺入不同比例的矿渣微粉,研究了矿渣微粉作混合材对水泥性能的影响。
3.
Taking volume decrement of blast furnace slag (BFS) and fly ash pump concrete in plastic stage as quantification basis for evaluation of pump concrete plastic shrinkage proves that plastic shrinkage crack of pump concrete has certain internal relation with adding slag micropowder.
以掺矿粉粉煤灰泵送混凝土塑性阶段的体积减缩量作为评价泵送混凝土塑性收缩的量化依据,证实了掺用矿渣微粉与混凝土塑性收缩裂缝有一定的内在关系,尤其是夏季采用25%以上的大掺量用于现浇楼板等薄壁结构混凝土工程,极易引发混凝土塑性裂缝。
3) fine slag powder
矿渣微粉
1.
This article discusses the influences of fine slag powder to workability,compressive strength and durability of concrete in the test.
通过试验讨论了矿渣微粉对混凝土工作性能、抗压强度及耐久性的影响。
2.
As the ideal preparation of high performance concrete materials, fine slag powder has been gotten high recognition, development and good application in the developed countries.
矿渣微粉作为配制高性能混凝土的理想材料,在发达国家已经得到了重视、发展和很好的应用,文中首先着重分析了矿渣微粉对于混凝土工作性能、抗压强度及耐久性的有利影响,通过大量的工程实例,说明了矿渣微粉作为配制高性能混凝土的理想掺料起到了重要的作用,用矿渣微粉作为掺合料可等量取代20%￣50%的水泥。
3.
The influences of fine slag powder to workability,compressive strength and durability of high-performance concrete were discussed.
讨论了矿渣微粉对高性能混凝土工作性能、抗压强度及耐久性的影响。
4) ground granulated blast furnace slag
矿渣微粉
1.
In the paper,the effects of sulfate and magnesium salt erosion on ordinary cement mortar samples and high performance concrete cement mortar samples with ground granulated blast furnace slag soaked in 4 density sulfate and magnesium salt solutions are studied.
结合工程实际,以在4种不同浓度的SO2-4,Mg2+侵蚀溶液中浸泡的普通水泥胶砂试件和掺矿渣微粉高性能混凝土胶砂试件为对比试件进行研究,通过测定和观察试件在浸泡期为28d、2个月、4个月、6个月、8个月、10个月、12个月的强度损失和形态形貌变化,用抗折强度和抗蚀系数来评定其抗侵蚀性能。
2.
Cement concrete adhesiveness and water retention effectiveness have been improvement of different level after incorporating ground granulated blast furnace slag (GGBS).
掺入矿渣微粉后混凝土的粘聚性和保水性都有不同程度的改善；矿渣微粉具有一定的辅助减水作用，随着矿渣粉取代水泥量的增加，混凝土用水量不变时，坍落度呈增加趋势，这一趋势随水胶比的降低和掺量的增加更为显著。
5) slag
[英][slæɡ] [美][slæg]
矿渣微粉
1.
Chloride penetration resistance of concrete with multiplex-slag after 3 years of exposure in seawater environment;
复合矿渣微粉对混凝土抗氯离子侵蚀性能影响的野外试验研究
6) high fineness blust furnace slag powder
微细矿渣粉
1.
The influencing factors, such as the dosage of high fineness blust furnace slag powder (HBP), water cement ratio (w/c),are analyzed,and the mechanism of raising concrete strength by using HBP is discussed.
介绍了大流动性高强混凝土的配制研究情况 ,分析了微细矿渣粉 (HBP)掺量和水灰比等影响因素 ,讨论了 HBP提高混凝土强度的机理。
补充资料："球粒"硅微粉
“球粒”硅微粉在国内罕见。矿产资源研究所掌握全国范围内的矿产资源和先进的矿产品加工技术，选用高品质石英原矿，经独特工艺加工而成的一种高强度、高硬度、惰性的球型颗粒，其主要成-分sio2含量99.6%以上，密度为2.65，莫氏硬度为7，细度在325目至5000目之间，白度在70-94之间， 具有合理可控的粒度范围，外观为白色粉末状。
经电镜分析，硅微粉颗粒形态为近等轴状六角多面体形，被称为“球形”颗粒。
硅微粉主要由微晶质石英组成，sio2含量大于99.50%, 硅微粉中有害元素含量极低，均低于检出极限。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条