Study of the Effects of Marble Powder Amount on the Self-Compacting Concretes Properties by Microstructure Analysis on Cement-Marble Powder Pastes

Table 7

Properties of the four SCCs in fresh state.

Test	Standards value for SF2	SCC1	SCC2	SCC3	SCC4
Slump flow (cm)	66 à 75 cm	42	58	71	Indefinite
L-box	h2/h1 ≥ 0.8	0.43	0.59	0.85	0.99
Sieve stability (%)	<15%	1.94	2.50	3.61	5.22
Bulk density (kg/m^3)	-	2.439	2. 461	2. 482	2. 501
V-funnel	8 ≤ time ≤ 14 s	9.29 s	6.48 s	4.33 s	2.59 s
Air content (%)	≤5%	4.2	3.4	2.2	1.2