Properties of Carbonated Steel Slag Admixture in the Cementitious System

Table 3

Different carbonation conditions of all samples.

Number of sample	Carbonation time	Liquid–solid ratio	Alkali activator
T1	12 hr	20%	–
T2	1 days	20%	–
T3	3 days	20%	–
T4	7 days	20%	–
T5	14 days	20%	–
W0	3 days	0%	–
W1	3 days	10%	–
W2	3 days	20%	–
W3	3 days	30%	–
W4	3 days	50%	–
W5	3 days	100%	–
H1	3 days	50%	NaOH
H2	7 days	50%	NaOH
H3	3 days	50%	Na2SiO3·9H2O
H4	7 days	50%	Na2SiO3·9H2O