Study on Cracking Resistance of Basalt Fiber-Reinforced Microbond Asphalt Macadam

Table 1

Technical indices of asphalt.

Test item	Unit	Test result	Code requirement	Test method
Penetration (25°C, 5s, 100 g)	0.1 mm	74	60∼80	T0604
Penetration index, PI	—	0.034	−1.5∼1.0	T0604
Softening point	°C	52.3	≥45	T0606
Ductility at 15°C	cm	127	≥100	T0605
Flash point	°C	300	≥260	T0611
Solubility	%	98.8	≥99.5	T0607
Relative density	—	1.036	—	T0603