Effect of Aromatic Petroleum Resin on Microstructure of SBS Modified Asphalt

Table 1

Technical indexes of KLMY 90# asphalt.

Technical indexes		Measured value
Penetration at 25°C, 0.1 mm		88.4
Ductility at 10°C, cm		54.3
Softening point, °C		46.9
RTFOT^1	Mass change, %	0.42
	Penetration ratio, %	62.7
	Residual ductility at 10°C, cm	14.6

¹RTFOT: rolling thin film oven test.