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发明公开
CN107445519A 一种沥青混凝土及其制备方法 无效 - 驳回

一种沥青混凝土及其制备方法
摘要：
本发明公开了一种沥青混凝土，包括沥青、焚烧污泥灰和集料，其中，所述沥青的重量百分比为3.0％～6.3％，所述焚烧污泥灰的重量百分比为1.0％～6.0％，所述集料的重量百分比为90.9％～94.6％，其中所述集料由各粒级集料按照一定级配比例组成。制备所述沥青混凝土的方法，包括如下步骤：按一定重量比称取所述沥青、焚烧污泥灰以及集料；将所述沥青、焚烧污泥灰以及集料进行拌合；经拌合后，制成可用于现场摊铺的沥青混凝土。与现有技术相比，本发明具有来源广泛、成本低廉、能变废为宝且制作工艺简单等优点。
摘要（英）：

The invention discloses an asphalt concrete which comprises asphalt, incinerated sludge ash and aggregates, wherein the weight percentage of the bitumen is 3.0%-6.3%; the weight percentage of the incinerated sludge ash is 1.0%-6.0%; the weight percentage of the aggregates is 90.9%-94.6%; the aggregates are composed of aggregates at various grain size grades according to a certain grading proportion; a preparation method of the asphalt concrete comprises the following steps: weighing the asphalt, the incinerated sludge ash and the aggregates according to a certain weight ratio; mixing and stirring the asphalt, the incinerated sludge ash and the aggregates; then preparing the asphalt concrete available for on-site paving. Compared with the prior art, the invention has advantages of wide source, low cost, recovery of waste materials, simple manufacturing process and the like.

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