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Why is the cast iron obtained from the blast furnace is treated further to produce steel?
It's not. PIG iron from the blast furnace is treated further to produce steel. Cast iron is a product made from only iron, like a cast iron frying pan. When they make a cast iron frying pan, it's ready to be sold and used. Pig iron is sent to steel mills and converted to steel.
What is used in the furnace to extract the iron?
blast furnace
What is Blast Furnace?
A blast furnace is used to extract iron from its ore.
What machinery or equipment is used to extract iron from iron ore?
To extract iron from iron ore, several types of machinery and equipment are used, primarily in a blast furnace. The main equipment includes the blast furnace itself, where iron ore is combined with coke and limestone at high temperatures to produce molten iron. Additional equipment such as crushers, grinders, and conveyors are used to prepare and transport the raw materials. After extraction, further refining processes may involve electric arc furnaces or converters to produce steel from the molten iron.
What is the name given to a piece of metal produced in a puddling furnace?
A puddling furnace is used to convert cast or pig iron (brittle) into wrought iron (maleable) by melting the cast iron, burning off the captured carbon and rolling the spongy mass or wrought iron into a ball. This first product pulled from the furnace is a "Bloom" or "Loaf" of iron that is then shingled or hammered into a billet that can be rolled in a rolling mill to produce the wrought iron. High quality merchant bars are made by cutting apart the bars, stacking them together and reheating them to welding temperatures and repeating the shingling and rolling process.
What is difference between Cupola furnace and blast furnace?
In essence nothing, a Cupola furnace is a type of blast furnace in that it is charged at the top and tapped at the bottom and air is blasted into the furnace via a wind belt and tuyres. A blast furnace in a steel works is a huge structure operated for long periods of time, it is charged with iron ore, coke and limestone and reduces the iron ore into pure iron. A Cupola furnace, as used in the foundry re melts pig iron, from the blast furnace, along with foundry scrap, steel scrap and scrap iron engine blocks and produced iron alloys of various specifications. A Cupola furnace is usually operated on a daily basis but some types can be continuously operated for several weeks
What do you mean by iron ore pellet plant?
It is the plant where the iron ore is processed to make the marble sized product called pellet which is used as a feed for blast furnace to produce steel.
Why is the iron made in the blast furnace molten?
The iron produced in the blast furnace is molten because of the high temperatures used in the process, typically exceeding 2,000 degrees Fahrenheit. These extreme temperatures are necessary to melt the iron ore and separate it from the impurities, resulting in molten iron that can then be cast into various shapes.
What is use of mud carbon in blast furnace?
Mudgun is hydraulically operated machine that is used to close the tap hole of the blast furnace after draining out the metal / slag from the furnace from time to time. It is heavy equipment and the most critical of all the equipments used in blast furnace. The failure of the machine will lead to shut down of the furnace to close the tap hole.
What is the function iron ore in a blast furnace?
Iron ore is used in a blast furnace as a raw material for producing iron. It is the primary source of iron, which is essential for the production of steel. The iron ore undergoes a series of chemical reactions in the blast furnace, resulting in the extraction of molten iron.
Why is coke added to the iron ore in a bast furnace?
Coke is added to the iron ore in a blast furnace because it is used as a fuel to provide the high temperatures needed for the chemical reactions to occur. When coke is burned, it produces carbon monoxide, which acts as a reducing agent and helps to remove oxygen from the iron ore to produce molten iron.
Is a blast furnace oxidation?
NO!!! Its primary purpose is to REDUCE iron ore to iron. Iron ore is the commercial name for iron(III)oxide ( Ferric Oxide). (Fe2O3) In the Blast Furnace , carbon forms carbon monoxide. , from the coke(carbon) and oxygen ( hot air blast). 2C + O2 = 2CO CO(carbon monoxide) is a very good reducing agent. Hence Fe2O3 + 3CO = 2Fe + 3CO2 The CO2 is not released into the atmosphere, but undergoes reduction to form more CO. NB THere are many more secondary reactions going on in the Blast Furnace.
