泡沫沥青混合料的特性(2)

[1] A.Nataatmadja.TransportationResearchBoard80thAnnu

alMeeting.January7~11,2001.

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图8 回弹模量随外应变水平的变化关系

4.7 温度的影响

回弹模量随试验温度的变化关系如图9。马歇尔击实50次成型试件的沥青含量为2.5%,可见回弹模量值较高的试件对试验温度变化也较敏感。然而当与典型热拌沥青混凝土回弹模量值的值域相比,显然泡沫沥青试件对温度不敏感。这与文献[2]中结论类似

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