Study on the Applicability of Elastic Recovery (Resilience) Experiment for Asphalt-Rubber

Table 1

Main technical indexes of base asphalt.

Experiment item	Unit	Quality index	Test method	Results
25°C needle penetration	0.1 mm	60∼80	T0604	69.2
Penetration index	—	−1.5∼+1.0	T0604	−1.22
Softening point	°C	≥46	T0606	47.24
15°C force ductility	cm	≥100	T0605	100+
Solubility	%	≥99	T0607	99.56
Flash-point	°C	≥260	T0611	301
15°C density	g/cm^3	—	—	1.034