Durability of Recycled Concrete after Reinforcing the Aggregates with Permeable Crystalline Materials

Table 6

Recycled aggregate concrete freeze–thaw mass loss results.

Aggregate type	Recycled aggregate substitution rate (%)	Quality loss rate (%)
		0	25	50	75	100	125	150	175	200
NA	—	0	−0.20	0.18	0.54	1.17	1.51	2.31	2.98	3.68
RA10	50	0	−0.63	0.56	1.25	1.67	2.33	3.65	4.59	5.32
RA10	100	0	−0.78	0.62	1.36	1.98	2.68	3.79	4.89	5.64
CRA10	50	0	−0.37	0.29	1.09	1.45	1.98	3.11	3.68	4.13
CRA10	100	0	−0.55	0.32	1.12	1.68	2.34	3.36	4.12	4.89
RA20	50	0	−0.52	0.50	0.93	1.50	2.31	3.43	3.97	4.59
RA20	100	0	−0.61	0.46	1.02	1.66	2.42	3.56	4.11	4.87
CRA20	50	0	−0.38	0.46	0.81	1.36	2.09	3.03	3.45	4.11
CRA20	100	0	−0.41	0.35	0.89	1.89	2.23	3.32	3.68	4.36
RA30	50	0	−0.37	0.27	0.88	1.36	2.12	2.93	3.45	4.12
RA30	100	0	−0.54	0.39	0.93	1.55	2.64	3.35	3.87	4.35
CRA30	50	0	−0.31	0.28	0.62	1.25	1.70	2.61	3.23	3.98
CRA30	100	0	−0.49	0.57	0.73	1.78	2.03	3.12	3.56	4.08