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The Microscopic Mechanism and Rheological Properties of SBS-Modified Asphalt with Warm Mixing Fast-Melting

Weiguang Huo1, Yazhou Zhuang2, Ziran Wang2

  • 1Zhengzhou Public Utility Investment Development Group Co., Ltd., Zhengzhou 450016, China.

Materials (Basel, Switzerland)
|August 26, 2023
PubMed

Keywords:
fast-meltingmodification mechanismperformance of fatigueviscoelastic characteristic

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When freshly poured concrete is exposed to freezing temperatures before it has set, the water within the concrete can freeze. This expansion disrupts the setting process, delays chemical reactions necessary for hardening, and increases the volume of pores within the hardened concrete, which weakens its overall structure. If the concrete manages to reach an appreciable strength before it freezes, the damage can be somewhat mitigated.
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