Effects of Incorporation of Marble Powder Obtained by Recycling Waste Sludge and Limestone Powder on Rheology, Compressive Strength, and Durability of Self-Compacting Concrete

Table 7

Properties of two SCCs in fresh state.

Test	Standards value for SF2	SCCL	SCCM
Slump flow (cm)	66 75	67	55
L-box	h2/h1 ≥ 0.8	0.89	0.5
Sieve stability (%)	<15	0.6	2.6
Bulk density (kg/m^3)		2400	2440
V-funnel (s)	8 ≤ time ≤ 14	9.08	2.59
Air content (%)	≤5	2.7	1.2