Steel Plant Operations: Quality of Raw Materials Quiz
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Questions and Answers

Where are the samples collected for monitoring the quality of raw materials sent for further analysis?

  • Quality Testing Facility
  • Quality Assurance Department
  • Automated Quality Control Unit
  • Auto Sampling Unit or Sampling Unit (correct)

    • What is one of the quality requirements for Iron Ore Lump?

  • Fe SiO2 64-65% (correct)
  • Physical Al2O3 -40mm= 3% Max
  • Physical Al2O3 -10mm= 7% Max
  • Fe SiO2 60-61%

    • What is one of the chemical requirements for Lime Stone (BF)?

  • CaO MgO SiO2 -20mm- 5% max grade
  • CaO MgO SiO2 -5mm- 7% max grade (correct)
  • CaO MgO SiO2 -5mm- 3% max grade
  • CaO MgO SiO2 -10mm- 5% max grade

    • Which material should have Fe SiO2 Al2O3 values as follows: 62-63%, 2.3-3.6%, 2.8-3.3%?

    <p>Iron Ore Fines</p> Signup and view all the answers

    For which material, CaO MgO SiO2 values as follows are acceptable: 29%, 23.5%, 2.5%?

    <p>Dolomite(SMS)</p> Signup and view all the answers

    What is the minimum required percentage of Mn in Mn Ore?

    <p>30%</p> Signup and view all the answers

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