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

Table 7

Test results of HPCM with the recommend ratio.

Results	Fluidity (s)	1 day strength (MPa)		3 days’ strength (MPa)		7 days’ strength (MPa)		28 days’ strength (MPa)		60 days’ shrinkage ratio (%)
		Flexural strength	Compressive strength	Flexural strength	Compressive strength	Flexural strength	Compressive strength	Flexural strength	Compressive strength
M1	13.4	1.55	17.33	4.90	31.20	5.50	44.83	8.35	61.59	0.1919
M2	11.9	1.85	21.28	5.20	34.60	5.70	41.88	7.82	55.93	0.1883
M3	12.7	1.30	17.03	5.10	32.63	5.8	42.98	7.51	54.53	0.1845
Range	10∼14	—	—	—	—	≥2	10∼30	≥4	20∼50	−0.5∼0.5