Effect of Inert and Pozzolanic Materials on Flow and Mechanical Properties of Self-Compacting Concrete

Table 4

The results of L-box, J-ring, and U-box tests.

Mixture	L-box end difference (cm)	L-box classification	(sec)	(sec)	J-ring (cm)	U-box (cm)
PL1	0.5	PA1	1.2	2.5	0	1
PL2	1.4	PA1	2.6	4.5	1.9	27.5
VMA1	1	PA1	0.5	0.7	0.5	25.5
VMA2	2	PA1	1.8	3.3	—	25
ME1	2	PA1	0.8	1.2	0.5	3
ME2	1.8	PA1	—	—	0.4	17
SF1	−2	—	—	0.5	0.7	−1
SF2	−2.5	—	—	1	0.5	−1
ZE1	−1.6	—	—	0.6	0.4	−4.6
ZE2	−4	—	—	0.5	1.1	7
LS1	0.4	PA1	—	1.4	0	0
LS2	0.2	PA1	—	—	0.4	1.8
CC1	0.5	PA1	—	1.6	0	0
CC2	0.5	PA1	1.2	1.9	0.4	0.5