Question

inpurest form of iron

Answer 1

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Commercial Forms of Iron

There are four commercial forms of iron. These forms differ from each other mainly in their carbon contents. ..

It is the impure form of iron and contains about 3 to 4 % carbon.. ft also contains other impurities such as Si, P,Mn and sulphur. ..

.When pig iron is melted, run into moulds and cooled, it changes to cast iron.