Partial Replacement of Cement by Waste Paper Pulp Ash and Its Effect on Concrete Properties

Table 4

Chemical composition of waste paper pulp ash.

SiO2	Al2O3	Fe2O3	CaO	MgO	Na2O	K2O	MnO	P2O5	TiO2	H2O	LOI
6.32	1.42	0.76	53.14	0.80	<0.01	<0.01	<0.01	0.06	0.01	0.16	38.80