Basic refractories are costlier than acid refractories.

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Casting Practice Test: Metal Furnace and Practice — practice the complete quiz, review flashcards, or try a random question.

Metal Furnace and Practice topics include: Remelting furnace selection, cupola and its efficiency, coke bed and cupola charge calculations, crucible and electric furnaces, reverberatory furnace, open heart surface, crucibles, direct arc and rocking furnace, converter, induction furnace with high and low frequency. Metal furnaces are heating chambers that melt metal. There are five basic types of furnaces: Crucible, Reverberatory, Stack melter, Dosing, Rotary.  Here are some types of metal furnaces: Electric arc furnace (EAF): A cylindrical vessel made of heavy steel plates. It uses an... Show more

Basic refractories are costlier than acid refractories.