PIG IRON, CAST IRON & WROUGHT IRON – WHAT’S THE DIFFERENCE?

1. Pig Iron The crude impure iron, which is extracted from iron ores, is known as pig-iron and it forms the basic material for the manufacture of cast-iron, wrought iron and steel. The pig iron is manufactured by the following operations (i) Dressing: Crushed into pieces 25mm, impurities of clay, loam and other earthy matter […]

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from CivilBlog.Org http://civilblog.org/2017/05/29/pig-iron-cast-iron-wrought-iron-whats-difference/
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