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Asked: 2020-03-13T04:04:06+05:30 In:

GATE MT 2011 Q4. Which one of the following refractory materials is NOT used in the BOF (LD) working lining?

Poll Results

15.38%(A) Tar-bonded dolomite ( 2 voters )
7.69%(B) Pitch-bonded magnesite ( 1 voter )
0%(C) Fired and pitch-impregnated magnesite
76.92%(D) Graphite-alumina composite ( 10 voters )
Based On 13 Votes

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GATE MT 2011 Q4. Which one of the following refractory materials is NOT used in the BOF (LD) working lining?
BOF (LD) working lininggateGATE MT 2011 Question paper with solutionGATE MT iron and steel makingGATE MT Previous Year Questions With Solution
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      Platinum GATE Metallurgy Coaching |Providing Video Solutions and Concepts of Metallurgy since 2016 | Follow our channel, "C Patel Metallurgy" on Youtube for your GATE preparation

      This is because the nature of slag is basic and it is not advisable to use acidic lining of alumina.

      This is because the nature of slag is basic and it is not advisable to use acidic lining of alumina.

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      Correct answer is option D.  

      Correct answer is option D.

       

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