Study on Hydration and Mechanical Property of Portland Cement-Blended Recycled Plaster Materials

Table 2

Chemical composition of OPC cement.

OPC cement	CaO	SiO2	Al2O3	MgO	SO3	Fe2O3	K2O	TiO2	P2O5	N2O	SrO	MnO	ZrO2	Cl	ZnO	Cr2O3	CuO
Chemical composition (%)	58.11	23.88	6.17	3.12	3.10	2.98	1.22	0.71	0.20	0.17	0.12	0.06	0.05	0.04	0.03	0.02	0.01