A blast furnace is a type of metallurgical furnace used for smelting to produce
industrial metals, generally iron, but also others such as lead or copper. In a blast
furnace, fuel, ores, and flux (l...
This page looks at the use of the Blast Furnace in the extraction of iron from iron
ore, and the ... Coke is produced by heating coal in the absence of air. ... The
limestone is added to convert this into slag which melts and runs to the bottom.
Limestone is calcium carbonate (CaCO3) and it is added to the blast furnace to
remove the impurities in the iron ore. Calcium carbonate is decomposed by heat
The blast furnace is a huge, steel stack lined with refractory brick, where iron ore,
... Sinter is produced from fine raw ore, small coke, sand-sized limestone and ...
Nov 29, 2015 ... Extracting iron from iron ore using a Blast Furnace ... Coke is produced by
heating coal in the absence of air. Coke is cheap and .... The limestone is added
to convert this into slag which melts and runs to the bottom. The heat ...
Dec 7, 2014 ... The production of iron from its ore involves an oxidation-reduction ... The
production of iron from its ore involves a redox reaction carried out in a blast
furnace. ... also magnetite ( F e 3 O 4 ), carbon called coke and limestone ( C a C
O 3 ) .... or react with basic oxides that are added or used to line the furnace.
Each of the raw materials is necessary for the production - click to see its purpose
. The blast furnace. The iron ore, coke and limestone ("charge") is fed into the
blast furnace from the top. ... To do this limestone is added to the charge.
Iron is produced (extracted) in a blast furnace by reducing iron oxides with
carbon and it ... ore, coke and limestone is continuously fed into the top of the
blast furnace. .... (3) Calcium carbonate (a base) is then added to remove the
acidic oxide ...
Historically, most iron ore is converted to iron using a blast furnace, although a ...
The three raw materials are added to the top of the blast furnace. ... Impurities in
the iron ore such as silicon dioxide react with the limestone to produce slag, ...
The most common process is the use of a blast furnace to produce pig iron which
is ... of material for the production of steel springs to be used in clockmaking. ... to
produce pig iron in a blast furnace are iron ore, coke, sinter, and limestone.