Advances in Materials Science and Engineering / 2015 / Article / Tab 6

Research Article

Effects of WMA Additive on the Rheological Properties of Asphalt Binder and High Temperature Performance Grade

Table 6

Critical temperature and high-temperature performance grade.

Asphalt bindersRequirement of for H-T PG (kPa)Critical temperature (°C)H-T PG

Asphalt 70#1.066.7PG-64
Asphalt 70# + 1% additive68.8PG-64
Asphalt 70# + 3% additive70.9PG-70
Asphalt 70# + 5% additive74.3PG-70

Aged asphalt 70#2.268.3PG-64
Aged asphalt 70# + 3% additive72.4PG-70

Asphalt 90#1.064.2PG-64
Asphalt 90# + 1% additive66.7PG-64
Asphalt 90# + 3% additive69.7PG-64
Asphalt 90# + 5% additive71.7PG-70

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