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Composition Optimization and Field Application of Colored Emulsified Asphalt Seal Mixture
Frontiers in Materials ( IF 3.2 ) Pub Date : 2020-07-14 , DOI: 10.3389/fmats.2020.00258
Zhilin Sun , Zhihang Zhu , Junhui Zhang , Chao Wu

A uniform test design method was used to investigate the storage stability, wear resistance performance, anti-slide performance, and color durability of a colored emulsified asphalt seal mixture (CEASM). The optimal mix proportions of the seal mixture were determined, and the engineering test application and effect evaluation analysis were performed. The results show that the clay, silica fume, pigment, mineral aggregate, and emulsified asphalt contents in the prepared mixture ranged from 15–17, 12–16, 10–14, 28–32, and 25–32%, respectively. In practical engineering applications, CEASM with a molding thickness of 2–3 mm stored in liquid form has a good storage stability and wear resistance, which is suitable for manual scraping pavement or mechanical spraying construction. In addition, it has been shown that colored pavement has the advantages of low cost, safety, environmental protection, convenient construction, good durability, and rapid molding. The CEASM also has great application prospects in color repaving for non-color roads, the early maintenance of colored pavement, and road disease maintenance. The results guide colored pavement designs to improve the storage stability of CEASM and enhance the color durability and crack resistance of colored pavements.



中文翻译:

彩色乳化沥青密封混合料组成优化及现场应用

使用统一的测试设计方法来研究彩色乳化沥青密封混合料(CEASM)的储存稳定性,耐磨性,防滑性能和颜色耐久性。确定密封混合物的最佳混合比例,并进行工程测试应用和效果评估分析。结果表明,所制备的混合物中的粘土,硅粉,颜料,矿物骨料和乳化沥青的含量分别为15-17%,12-16、10-14、28-32和25-32%。在实际工程应用中,以液体形式存储的成型厚度为2–3 mm的CEASM具有良好的存储稳定性和耐磨性,适用于手动刮除路面或机械喷涂施工。此外,已经表明,彩色路面具有成本低,安全,环保,施工方便,耐久性好,成型快的优点。CEASM在非彩色道路的颜色翻新,彩色路面的早期维护以及道路疾病的维护方面也具有广阔的应用前景。该结果指导了彩色路面的设计,以改善CEASM的储存稳定性并增强彩色路面的颜色耐久性和抗裂性。

更新日期:2020-08-11
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