Adding ceramic polishing waste as filler to reduce paste volume and improve carbonation and water resistances of mortar

Advances in Bridge Engineering

Table 2 Test results of mortar mixes

Mix no.	Flow spread (mm)	Carbonation depth (mm)	Initial water absorption rate (×10⁻⁴ mm/s^1/2)	Secondary water absorption rate (×10⁻⁴ mm/s^1/2)
0.40–0	228	3.27	6.42	3.70
0.40–5	288	2.75	3.26	1.63
0.40–10	271	1.64	2.50	1.42
0.40–15	282	0.91	1.58	1.05
0.40–20	230	0.19	1.35	0.36
0.45–0	227	4.03	8.15	5.54
0.45–5	279	3.26	4.32	1.83
0.45–10	228	2.39	3.41	1.56
0.45–15	231	1.08	2.66	1.33
0.45–20	260	0.72	1.73	0.72
0.50–0	240	6.53	10.89	8.03
0.50–5	252	5.43	5.59	3.07
0.50–10	278	3.00	3.95	2.17
0.50–15	256	2.12	3.78	1.36
0.50–20	229	1.43	2.95	1.05
0.55–0	226	7.70	14.07	13.02
0.55–5	248	6.52	7.92	4.54
0.55–10	287	4.72	5.55	2.79
0.55–15	241	3.58	4.84	2.10
0.55–20	236	2.13	3.71	1.50