The melted iron can be availably desulfurized,deoxidized and wiped off inclusion by baking use of the electromagnetism agitation of the short coil normal frequency forehearth.
利用短线圈工频前炉的电磁搅拌作用,可有效地进行铁液脱硫、脱氧和去杂的精炼处理,与冲天炉双联可直接对铁—渣分离后的铁液进行保温、升温以及能在较高纯洁铁液里进行某些合金化处理,冶炼操作简便可行,促进了优质铸铁件的稳定化、经济性生产。