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1. Channel induction holding furnace
The 1930s saw the first applications of electric induction furnaces in foundries. The channel furnace was the first to be used industrially. From 1955 onwards, the automotive industry's needs were considerable, and the use of this equipment grew rapidly, particularly in cast iron and copper alloy foundries. Until the 1970s, induction furnaces operated mainly at mains frequency (50 Hz), and development focused on increasing their capacity to around 100 tonnes for holding furnaces.
The channel-type induction holding furnace was the first induction furnace to be used in foundry work, and consists of two main parts (figures 1 and
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Channel induction holding furnace
Furnace lining study with holding channel
Bibliography
Suppliers (non-exhaustive list)
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Calderys (Imerys Group) :
http://www.calderys.fr
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SAS furnaces and processes :
http://www.foursrefsas.com
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Refractory Supply Department :
http://sfr-refractaire.com
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