The Effect of Morphological Characteristic of Coarse Aggregates Measured with Fractal Dimension on Asphalt Mixture’s High-Temperature Performance

Table 1

Average fractal dimension and coefficient of variation of aggregates with different abrasion cycles and different sizes.

Abrasion cycles	Fractal dimension /coefficient of variation
	16/19 mm	13.2/16 mm	9.5/13.2 mm	4.75/9.5 mm
0	1.0213/0.04	1.0235/0.03	1.0307/0.06	1.0394/0.07
200	1.0191/0.02	1.0202/0.02	1.0284/0.08	1.0375/0.02
400	1.0173/0.02	1.0182/0.06	1.0273/0.03	1.0362/0.04
600	1.0161/0.05	1.0168/0.05	1.0262/0.03	1.0343/0.03
800	1.0153/0.04	1.0162/0.04	1.0251/0.04	1.0328/0.04
1000	1.0147/0.07	1.0157/0.02	1.0242/0.02	1.0318/0.05
1200	1.0143/0.03	1.0153/0.05	1.0235/0.05	1.0307/0.02