砂浆
- mortar
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[mortar] 砌砖石用的粘结物质,由沙子加水泥、石灰膏或粘土,再加水合成
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桥上板式无碴轨道CA砂浆施工技术
Construction technology of CA mortar for ballastless slab track over bridges
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CR胶乳防水砂浆的防水机理及其工程应用实例
The waterproofing mechanism of E-CR waterproofing mortar and Its Applications
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以废弃PET瓶和粉煤灰为原料制备聚合物改性水泥砂浆的研究
Preparation of Polymer Modified Cement Mortar with Recycled PET Bottle and Fly Ash
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利用pH值梯度研究建筑砂浆的酸蚀程度
Scrutiny of Acid Rain Corrosion Effect on Building Mortar on the Basis of pH Value Gradient
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板式无碴轨道用CA砂浆的关键技术
Key Technologies of CA Mortar for Slab Track
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结果表明B、C、D三个因素对聚合物改性水泥砂浆性能的影响显著。
The results indicated that there is a significant effect of B , C and D on the properties of polymer modified cement mortar .
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HK砂浆在莲花水电站1号引水隧洞补强加固工程中的应用
Application of HK mortar in reinforcing the water tunnel in Lotus hydropower station
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SAC外墙内保温砂浆施工技术及应用
Construction technology of SAC inner insulating sand pulp for external wall and its application
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从而得出在温度梯度作用下,轨道板、CA砂浆、混凝土底座及土质路基所受应力。
So we get the stress of the board , CA mortar , concrete base and soil subgrade in the temperature gradient .
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通过测定砂浆中钢筋处于不同腐蚀状态时的B值发现,在整个腐蚀进程中,B值逐渐变小,并趋于一定值。
The values of B under different corrosion conditions are measured , and the results show that the values of B reduce gradually and approach to a stable value .
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MC砂浆粉的开发
Study on MC Mortar Powder
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方法利用XRD和SEM等微观手段,对掺入超缓凝剂水泥砂浆的缓凝性能进行了测试和表征。
The retarding properties of cement paste with the super-retarding agent have been characterized and analyzed by means of XRD and SEM .
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AF砂浆保水剂的研制
Development of AF mortar water-retaining agent
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泡沫-EPS保温砂浆是以聚苯乙烯(EPS)颗粒和大量微气泡配制而成。
Foamed EPS thermal insulation mortar is made from polystyrene ( EPS ) grain and large amount of micro-bubbles .
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对马氏体球墨铸铁在不同pH值石英砂浆中的静载三体腐蚀磨损特性进行了试验研究,并与低铬白口铸铁进行了对比。
The three body corrosion wear behaviors of martensitic ductile iron and low chromium white cast iron under the test conditions of different pH value slurries have been studied .
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机具设备数量少,操作简单,无需长距离输送,减少了CA砂浆泌水与分离,简化了施工程序,并可灵活选择作业地点,施工周期短,机械化程度高,工人作业劳动强度低。
These equipments are of few number , easy to operate , no needing to be transported for long distance and reducing the separating of CA mortar mixture .
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粉煤灰(PFA)在砂浆中的减水效应探索
Discussions on water - reducing effect of PFA in mortar
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玻璃砂浆棒法评价掺合料抑制ASR效果的研究
Study on effectiveness of mineral admixtures for suppressing ASR expansion by using glass mortar bar test
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利用石墨等材料作为导电相,采用注浆工艺,制成了石墨砂浆渗浇钢纤维混凝土材料(graphiteslurryinfiltratedfiberconcrete,简称GSIFCON)。
Using manufacturing process of infiltration , GSIFCON ( Graphite Slurry Infiltrated Fiber Concrete ) is prepared with graphite and steel fibers as the electrical conductive media .
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应用模型进行了板式轨道的参数研究,主要是针对板式轨道的扣件刚度和CA砂浆厚度来进行;
A study of parameter work is processed using the vehicle and track model . The key parameter is the rigidity of the fastening system and the height of the CA layer .
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随着EPS颗粒粒径的增大,砂浆的分层度增大,保水性、和易性及抗折强度降低。
With increasing of modified EPS powders size , the segregation phenomenon of mortar became seriously , water retention , workability and bending strength decreased .
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LS保持砂浆流动性能力较好是由于它的缓凝作用以及吸附LS的水泥颗粒表面zeta电位较稳定导致的。
The better fluidity retention capacity of LS was attributed to the more stable zeta potential of the cement surface and the retarding effect of mortar setting .
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胶粉、胶粒的表面处理试验结果表明:浸泡NaOH能去除橡胶中的硬脂酸锌,改善橡胶和水泥砂浆的粘结状态,提高改性混凝土的微观和宏观性能。
The results of surface treatment test of powder rubber and crumb rubber indicate : The zinc stearate in rubber can be removed by soaking in NaOH .
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通过对CA砂浆集料性质的反演,研究集料的特性,进行混合料设计和性能分析,确定新材料的合理配方;
Testing the characteristics of CA mortar composition repeatedly , researching on the feature of the material and making a design and property analysis of the mixed material can determine a rational composition of new material .
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利用三点弯曲试验研究了不同湿热条件下外贴芳纶纤维增强塑料(AFRP)片材水泥砂浆试件抗弯性能的变化。
The change of bending property for AFRP-cement mortar in different moisture and heat conditions was studied .
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水泥乳化沥青砂浆(简称CA砂浆)是板式无砟轨道结构中的关键材料之一,由水泥、乳化沥青、砂、添加剂和水等组成,经搅拌、灌注形成砂浆充填层。
Cement and emulsified asphalt mortar ( CA mortar ), which consists of cement , emulsified asphalt , sand , water and other admixtures , is one of the key materials of the slab ballastless track structure .
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本试验研究了两种有机硅基粉料对砂浆体积密度、吸水率、3d强度的影响,为降低抹灰砂浆吸水率和提高墙体抗渗性能提供解决方法。
This paper presents the influence of two kinds of organic silicon powder on volume density , water absorption and 3d strength of mortar . Also offers some suggestion to reduce the water absorption of finishing mortar and improve the impermeability of wall .
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试验室的工作及工程应用证明,KF剂掺于砂浆中,使砂浆具有良好的塑化效应,显著改善它的流动性与保水性。
The lab-work and application have proved that the addition of KF agent has made the mortar in satisfactory plasticizing efficiency and obviously improved flowability and watertightness .
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结果表明,适合于普通硅酸盐水泥的减水剂,对MPC砂浆流动性没有明显改善作用;
The experimental results show that the water reducing admixtures which suit to the OPC increase the fluidity of MPC mortar little , sometime even decrease the MPC mortar fluidity .
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当水玻璃模数≥2时,砂浆在80℃养护24h不能脱模;
The sand mortar of alkali-activated metakaolin cementitious materials can not be demoulded at 80 ℃ for a period of 24 h when the modulus values of water-glass are no less than 2 ;