Forehearth

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forehearth [′fȯr‚härth]

(metallurgy)

A bay in front of the hearth of a furnace.

A receptacle in front of a hearth to receive the molten products.

Forehearth

a crucible in the lower front part of a cupola, where molten superheated pig iron flowing from the hearth accumulates; when necessary, the pig iron is tapped through a taphole into the ladle. In the casting of large parts, the forehearth ensures even composition of the metal.

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No references found			Primary Ductile Iron Melting & Holding (by % of foundries) Melting Large Foundries Small Foundries Cupola 1978 1988 1998 1978 1988 1998 Acid Slag 26 42 20 20 2 6 Basic Slag 13 15 3 5 0 2 Neutral Slag NA 4 7 NA 2 0 Coreless 45 38 62 44 84 83 Arc 15 4 1 13 6 0 Channel 15 4 12 22 22 8 Other 0 0 0 0 2 3 Holding Channel 30 46 43 7 24 7 Coreless 6 15 11 5 10 3 Arc 9 8 0 2 0 0 Forehearth NA 15 5 NA 0 1 Other 9 8 5 5 2 2 Table 2. Ductile iron trends: reducing costs, improving quality by Muratore, Eugene C. / Modern Casting This integrated information system collects and presents data from all steps in bottle making - batch, furnace, forehearth, mold shop, forming, lehr, inspection and packing. A Glass Act: Gallo Glass Serves Up 1 Billion Bottles Each Year - ... by Business Wire Millis credited Lynchburg Foundry with pioneering the basic cupola, carbide injection in the forehearth and use of the shaking ladle. The ductile iron honor roll by Lessiter, Michael J. / Modern Casting			forecast period forecast verification Forecast, Economic Forecast, Scientific and Technological Forecast, Weather forecast-reversal test Forecasting forecastle forecastle deck Forecasts, Marine forechurch foreclosure foreclosure sale forecourt Foredeep foredune Forefathers' Day forefinger forefoot foreground foreground/background foregut forehand forehand welding forehead Forehearth foreign Foreign Affairs foreign agent foreign aid Foreign Board Foreign Bodies Foreign Broadcasting Foreign Campaigns of the Russian Army of 1813-14 foreign element foreign exchange foreign exchange service foreign format foreign inclusion foreign key Foreign Languages, Pedagogical Institutes of Foreign Legion Foreign Legion, French foreign matter foreign minister Foreign Ministers, Council Foreign Ministers, Council of foreign office Foreign Organization Committee of the RSDLP KZO Foreign Policy foreign service			forehand forehand forehand forehand drive Forehand rent forehand shot forehand stroke forehand welding forehanded forehanded forehandedly forehandedly forehandedness forehandedness forehands forehands forehands forehead forehead forehead Forehead (bone) Forehead (bone) Forehead (bone) Forehead lift Forehead of Doom Forehead of the Sky foreheads foreheads foreheads Forehear Forehearth Forehend Forehew forehock forehocks Forehold Foreholding Forehook foreign foreign foreign foreign foreign Foreign accent syndrome Foreign accent syndrome Foreign Access Central Tracking System Foreign Account Tax Compliance Act of 2009 Foreign Accrual Property Income Foreign Accumulation Fund Foreign Advisory Support Team Foreign Aerospace Science and Technology Center foreign affairs foreign affairs Foreign Affairs (journal) Foreign Affairs (journal) Foreign Affairs (magazine) Foreign Affairs (magazine) Foreign Affairs Administrative Support Foreign Affairs and Defense Committee Foreign Affairs and International Trade Foreign Affairs and International Trade Canada

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Forehearth