Pig iron

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Pig iron of a type used to make ductile iron, stored in a bin

Pig Iron is Iron with a high carbon content. Pig iron is made by smelting iron ore into ingot form, in a blast furnace. It’s called pig iron because when being cast, each ingot being cast looks like a Piglet suckling milk from a sow.

History[change | change source]

Ancient Egyptians, Greeks, and Chinese knew about pig iron, and were producing it as early as 1100BC.

Uses[change | change source]

Pig Iron is refined into Wrought iron by melting it and blowing hot air through it. Pig Iron can also be turned into gray iron.

Modern Uses[change | change source]

Originally, pig iron was poured out the bottom of the furnace and shipped to a steel mill for processing. Now, we turn the metal into pellets before shipping it.