Recycled Aggregate Concrete including Various Contents of Metakaolin: Mechanical Behavior

Table 3

Mix designation and proportioning.

Group	Mix designation	% of metakaolin^a	Cement	Metakaolin	Water	Coarse Agg. (natural)	Coarse Agg.(recycled)	Fine Agg.
Reference group or G0	N00	0	375	0	172.5	1092	0	711
	R350	0	375	0	172.5	710	359	711
	R700	0	375	0	172.5	328	718	711
	R1000	0	375	0	172.5	0	1026	711
G1	R354	4	360	15	172.5	710	359	711
	R358	8	345	30	172.5	710	359	711
	R3512	12	330	45	172.5	710	359	711
	R3516	16	315	60	172.5	710	359	711
	R3520	20	300	75	172.5	710	359	711
G2	R704	4	360	15	172.5	328	718	711
	R708	8	345	30	172.5	328	718	711
	R7012	12	330	45	172.5	328	718	711
	R7016	16	315	60	172.5	328	718	711
	R7020	20	300	75	172.5	328	718	711
G3	R1004	4	360	15	172.5	0	1026	711
	R1008	8	345	30	172.5	0	1026	711
	R10012	12	330	45	172.5	0	1026	711
	R10016	16	315	60	172.5	0	1026	711
	R10020	20	300	75	172.5	0	1026	711

^aBy cement mass.