对沥青进行不同温度、不同针重及不同贯入时间下的针入度试验,以此来评价沥青的流变特性及路用性能。
The rheological property and pavement performance of asphalts are studied by carrying out penetration test at different temperature, different weight and different time.
采用沥青薄膜加热试验和紫外线老化试验,对沥青的针入度、软化点、延度和粘度等性能指标进行了试验研究。
By thin film oven test and ultraviolet photooxidation test, asphalt performance indices were studied, including penetration, softening point, ductility and viscosity.
采用沥青薄膜加热试验和紫外线老化试验,对沥青的针入度、软化点、延度和粘度等性能指标进行了试验研究。
By thin film oven test and ultraviolet photooxidation test, asphalt performance indices were studied, including penetration, softening point, ductility and viscosity.
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