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- Study on the properties of portland cement mortar and concrete containing crumb rubber aggregate 橡胶集料水泥砂浆和混凝土的性能研究
- crumb rubber aggregate 橡胶集料
- Coarse crumb rubber is apt to deposit in asphalt. 粗的橡胶颗粒容易在沥青中沉淀。
- Crumb Rubber Concrete (CRC) which is also called Elastic Concrete, is a kind of environmental material. 橡胶集料混凝土又称为弹性混凝土,它是一种环保的新型建筑材料。
- Microwave radiation was adopted to activate the crumb rubber powder (CR), the CR modified asphalt was made in laboratory. 经微波辐射对胶粉进行活化后，于实验室制备胶粉改性沥青。
- It is found that the CRMAC pavement performance such as deformation performance decreases with the increase of mixed crumb rubber amount. 橡胶砂改性沥青混凝土随橡胶砂掺量的增加，其变形等性能有一定下降。
- The methods for determination of solubility of crumb rubber after desulphurization and degradation in bitumen are compared. 对胶粉在沥青中脱硫降解后的溶解度测试法进行比较研究。
- Chemical methods such as surface contact angle analysis etc. were used to study the mechanism of microwave activated crumb rubber powder (MACR). 通过接触角等化学分析方法研究微波辐射活化胶粉的机理；
- Influence of crumb rubber of different size, process and other additive on the properties of crumb rubber modified asphalt were investigated. 分析了制备工艺、胶粉粒径以及外加添加剂对胶粉改性沥青常规使用性能和稳定性的影响。
- According the characteristics of granulated crumb rubber asphalt mixture, the improved Marshall test method is put forward to confirm the optimal asphalt content. 针对橡胶颗粒沥青混合料组成材料的特点,提出修正的马歇尔法用于橡胶颗粒沥青混合料最佳沥青用量的确定,在考察常规马歇尔体积指标的基础上,增加飞散损失率这一评价指标;
- Granulated crumb rubber asphalt pavement(GCRAP) is a new type pavement with granulated crumb rubber(GCR) crashed from scrap tires，which act as aggregates in mixture. 橡胶颗粒路面是将废旧的橡胶轮胎破碎成具有一定形状和粒径的颗粒，代替部分集料，直接掺于沥青混合料中铺筑而成的路面。
- The compatibility of the rubber and the matrix asphalt and the performance of the CRM(crumb rubber modified asphalt)were studied with the relation degree of grey system. 采用灰色关联分析法探讨了橡胶粉与基质沥青的相容性以及改性沥青的性能。
- Adding more crumb rubber will increase viscosity of bitumen and decrease mass transfer in the system and apparent solubility of rubber calculated in percentage ... 增加胶粉加入量会提高沥青的粘度,使体系内部之间的传质下降,以百分比计的橡胶的表观溶解度下降,但橡胶的绝对溶解量仍会增加。
- Heitzman M., “State of Practice Design and Contruction of Asphalt Paving Materials with Crumb Rubber Modifier,” Federal Highway Administration , Washington , D.C. 邱垂德;金介正;潘昌林”废轮胎橡胶沥青混凝土的配比设计研究”第四届铺面材料再生学术研讨会.
- This article presents an experimental analysis on CRC with high crumb rubber volume incorporation, which is firstly mixed using domestically produced materials. 橡胶集料混凝土作为一种新型混凝土材料,具有低弹性模量、大变形、高阻尼、能量耗散多及良好的抗裂性等特点,引起混凝土业界的广泛兴趣。
- Based on the review of the existing specifications home and abroad, rubber gradation is decided, which obtained by mixing two types of crumb rubber in a certain proportion. 文中通过对国内、外现有规范的总结，首先确定出试验胶粉的级配，并选用两种规格的胶粉按比例掺配得到试验所用的废轮胎胶粉改性剂。
- Through the construction and survey of the experiment sections, the functional and anti-ice-snow performance of granulated crumb rubber asphalt pavement is proved well, and its relevant technical manual is compiled, deserving extensive use. 通过试验路的观测，证明了其良好的使用性能和抑制冰雪的能力，并提出了相应的施工技术指南，实体工程应用结果表明其具有良好的推广应用价值，该研究成果达到国际先进水平。
- Two kinds of concrete specimens, one is crumb rubber concrete( CRC) and the other is controlled concrete, are tested as a cantilever beam for measuring their damping coefficients by the free attenuation method. 本文采用自由衰减法,对两组橡胶集料混凝土及普通混凝土小型悬臂梁的阻尼比进行了测定。
- Turf media were respectively compounded by loam, clay soil, sand and waste crumb rubber with four different sizes as soil amendment, and ecological responses of turfgrass were investigated. 选择4种不同粒径大小的废旧橡胶颗粒分别与壤土、粘土、沙土组配草坪基质，通过组配基质构建草坪建植体系，研究了草坪植物的生态响应。
- Comparing with ordinary concrete, the area under stress-strain curve of RMC is much larger.It indicates that adding crumb rubber can significantly increase the toughness of concrete. 与基准试样相比，掺有橡胶粒子的RMC应力-应变曲线下的面积更大，表明掺加橡胶粒子可使混凝土的韧性大大增强。
