Concepts for the development of carbon-free mold powders for the continuous casting of steels

Special Issue on ‘Innovations in Iron and Steelmaking’, edited by Carlo Mapelli and Davide Mombelli

Open Access

Table 1

Mold slag composition after total liquefaction of MP 0 in wt% (The fluorine content is expressed once in elemental form and once in the form of CaF₂).

Component	Mass [wt%]	Component	Mass [wt%]
CaF₂	17.89	F	8.32
Na₂O	4.06	Na₂O	3.88
MgO	5.33	MgO	5.10
Al₂O₃	4.50	Al₂O₃	4.50
SiO₂	39.55	SiO₂	37.83
P₂O₅	0.40	P₂O₅	0.39
SO₃	0.39	SO₃	0.37
K₂O	0.11	K₂O	0.10
CaO	25.69	CaO	36.86
Fe₂O₃	2.77	Fe₂O₃	2.65
CaO/SiO₂	0.65	CaO/SiO₂	0.97

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