Processors of Iron and Steel Slag in Canada AC Air-cooled blast furnace slag BOF Basic Oxygen Furnace steel slag Exp Expanded pelletized blast furnace slag GG Ground Granulated blast furnace slag EAF Electric Arc Furnace steel slag Slag Processing Company Plant Location Steel Company Serviced Canadian Slag Services Nanticoke, ON Stelco AC, GG, BOF Lafarge Canada Inc. Hamilton, ON ArcelorMittal Dofasco AC, Exp Harsco Metals Hamilton, ON ArcelorMittal Dofasco BOF, EAF Harsco Metals Cambridge, Whitby, ON Gerdau EAF Harsco Metals Nanticoke, ON Stelco BOF Inter-Ontario Sault Ste Marie, ON Algoma Steel Inc. AC TMS International L'Orignal, ON Ivaco Rolling Mills EAF TMS International Regina, SK Evraz Regina EAF TMS International Edmonton, AB AltaSteel EAF Slag Distributor Location Products Available ArcelorMittal Dofasco Hamilton, ON Exp, BOF, EAF Canadian Slag Services Brantford, ON AC, BOF CRH Canada Mississauga, ON GG FRS Inc. Brantford, ON EAF, BOF Harsco Metals Contrecoeur, PQ EAF Harsco Metals Cambridge, ON EAF Harsco Metals Whitby, ON EAF Lafarge Canada Inc. Hamilton, ON AC, Exp St Marys Cement Toronto, ON GG Inter-Ontario Sault Ste Marie, ON AC, BOF TMS International L'Orignal, ON EAF TMS International Regina, SK EAF TMS International Edmonton, AB EAF