Characterization of Warm Mix Agent and Its Influence on Properties of SBS-Modified Asphalt

Table 2

Properties of SBS-modified asphalt.

Test items		Unit	Test result
Penetration (25°C, 100 g, 5 s)		0.1 mm	46
Penetration index (PI)			0.51
Ductility (5°C, 5 cm/min)		cm	40
Softening point		°C	80.5
Flash point		°C	318
Solubility		%	99.8
Storage stability		°C	1.5
Elastic recovery (25°C)		%	98
Dynamic viscosity		Pa·s	2.62
TFOT	Mass change	%	−0.11
	Ductility (5°C, 5 cm/min)	cm	26.7
	Penetration ratio	%	86.3