Molten iron refers to iron that has been heated to its melting point and has become a liquid. This process occurs at a temperature of approximately 1,538 degrees Celsius (2,800 degrees Fahrenheit). Molten iron is a key component in the production of steel and is often used in various industrial processes.
When iron is heated to its melting point, it undergoes a phase change from a solid to a liquid. Molten iron has a high density and is a good conductor of heat and electricity. It is also highly reactive and can react with oxygen in the air to form iron oxide, commonly known as rust.
Molten iron is produced in blast furnaces, where iron ore, coke, and limestone are heated in a continuous process to extract the iron and remove impurities. Once molten, the iron can be further processed to produce steel, which is used in construction, manufacturing, and various other applications.
For further understanding, students can also research the impact of molten iron production on the environment and the importance of iron and steel in modern society.