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

Table 2

and of asphalt with different dosage of additives.

Asphalt binder	Regression parameters
	Asphalt 70#	11319		−0.14	0.993
Asphalt 70# + 1% additive	15301	−0.14	0.994
Asphalt 70# + 3% additive	20571	−0.14	0.999
Asphalt 70# + 5% additive	33004	−0.14	0.996
Asphalt 90#	8028	−0.14	0.998
Asphalt 90# + 1% additive	11382	−0.14	0.997
Asphalt 90# + 3% additive	17207	−0.14	0.998
Asphalt 90# + 5% additive	22901	−0.14	0.996