Research on Properties of High-Performance Cement Mortar for Semiflexible Pavement

Table 1

Chemical and physical properties of Portland cement.

Chemical analysis	Test items	SO3	MgO	SiO2	A12O3	CaO	Loss on ignition
	Test results	2.7%	2.0%	25.4%	9.3%	50.2%	2.2%
Physical tests	Test items	Initial setting time	Final setting time	3 days’ compressive strength	3 days’ flexural strength	28 days’ compressive strength	28 days’ flexural strength
	Test results	183	241	24.9	2.8	49.2	7.9