Slag Hole Tapping Cupola Furnace

Slag Hole Tapping Cupola Furnace Points : Slag Hole Tapping Cupola Furnace Slag hole located as of 5 to 10 cm under the level of the tuyeres at side conflicting the tap hole is opened at times tapped addition of slag. Slag have to not be allowed to rise to level of the tuyeres or they will be infertile by the chilling cause of the cold air blast as it strikes the slag. Molten metal tapped during the tap hole after receiving two or three ladles of metal then opened the slag hole at to time while the level of molten up to slag hole with tapped slag methodically.