Freeze-Thaw Durability of Air-Entrained Concrete

Table 2

RDME of air-entrained concrete after different cycles of freeze-thaw (%).

	Number of freeze-thaw cycles
	0	50	100	150	200	250	300	350	400
C20	100	99.45	99.4	98.75	96.7	83.85	64.95	/	/
C25	100	97.60	94.35	91.55	90.75	77.35	62.8	/	/
C30	100	99.55	98.75	98.2	94.6	/	93.9	87.3	77.05
C40	100	/	98.4	98.55	99.05	98.9	97.35	96.75	95.4
C50	100	/	95.85	97.6	97.5	95.8	90.35	85.95	77.6

“/” means: “the measurements were not made.”