Study on the Performance and Adhesion Behavior of Ultrathin Wearing Course Using Calcined Bauxite as Aggregate

Table 9

Results of interlayer pullout test.

Item	Pullout strength between layers (MPa)
	Base-emulsified asphalt	SBS-emulsified asphalt
Without antistripping agent	1.16	1.57
Antistripping agent	1.17	1.55
Polyphosphoric acid	1.12	1.52