Workability and Compressive Strength Behavior of a Cemented High-Porosity Backfill Material

Table 1

Chemical composition of OPC and silica fume (wt. (%)).

Composition	Al2O3	CaO	SiO2	Fe2O3	MgO	SO3	K2O	Na2O	P2O5
OPC	4.88	64.38	19.29	3.68	2.98	3.44	1.15	0.06	0.04
Silica fume	3.5	0.6	91.5	0.9	0.3	0.5	-	0.6	-