Influence of the Chemical Composition of Asphalt and the 3D Morphology of the Aggregate on Contact Surface Adhesion

Table 8

Evaluation of the edge and angle characteristics of typical aggregate samples.

No.	1	2	3	4	5	6	7	8
Ellipsoid index E	0.68	0.73	0.77	0.84	0.89	0.83	0.75	0.69
Local angular region identification of aggregate
Roundness level	Sharp angular	Angular	Angular	Subangular	Subrounded	Subangular	Angular	Sharp angular