Experimental Investigation on Use of Wheat Straw Ash and Bentonite in Self-Compacting Cementitious System

Table 3

Variation in oxide composition of SCP formulations at 1 and 7 days.

Oxides	CEM		C + 10% WSA		C + 10% BN (H)		C + 10% BN (R)
	1 day	7 days	1 day	7 days	1 day	7 days	1 day	7 days
CaO	55.84	59.35	58.32	49.59	54.29	48.06	55.24	52.18
SiO2	23.16	8.78	25.32	8.87	29.24	9.50	25.24	9.80
SO3	7.34	17.44	6.75	23.30	8.49	19.75	7.49	22.15
Al2O3	7.92	13.43	7.29	14.12	7.59	15.25	6.83	14.45
Fe2O3	1.28	3.57	4.52	1.59	2.80	1.55	4.40	1.69
K2O	1.20	1.06	0.68	0.71	1.32	1.22	1.08	1.05
MgO	2.48	0.40	1.19	0.56	1.29	0.52	2.10	0.62