Answer / akshita tyagi

magnetite is low grade iron oxide thai is it contains less amount of iron.
however nowadays taconite containing both magnetite and haematite is used in US. taconite contains more amount of magnetite and very less hametite

Answer / akshita tyagi

because magnetite is low grade that is it has less iron content.
however nowdays taconite is used in places where less amout of haematite is available. taconite consists of large amount of magnetite and very less amount of haematite.

dear sir i need some information about prevent eutectic carbide network(as cast) formation in 12% cr steel casting by another alloying element(my analays: c=1.2-1.4 cr=11-13 mo=0.2-0.4 ni=0.2-0.4 )or break network carbid after formation in solidification by heat tretment please help me my email adress: alloymail@gmail.com

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