Casting / Amps Startup Hot

10 Questions

Settings
Casting / Amps Startup Hot

The certification questions are based on SOP 3822 and direct work experience


Questions and Answers
  • 1. 
    • A. 

      Good flow and level of copper in the tundish

    • B. 

      The proper temperature on the display

    • C. 

      The all clear signal from the operators in the casting pit

  • 2. 
    In step 2, the “Internal / External Cooling Water” and “Sidewall Cooling Water” switches must be switched to on. What could happen if these steps are forgotten?
    • A. 

      The tundish could crack or become damaged

    • B. 

      The casting wheel could crack or become damaged

    • C. 

      The temperature of the molten copper will increase to 2800 degrees

  • 3. 
    With the “Casting Wheel Speed Adj” knob turned to full speed, what number should be shown on the casting wheel speed display by the AMPS Room operator:
    • A. 

      1.8 – 2.0

    • B. 

      110 – 125

    • C. 

      There is no display

  • 4. 
    Refer to the photo above. Which letter indicates the location on the display where you would read the optimal temperature for copper bar when production starts?
    • A. 

      A

    • B. 

      B

  • 5. 
    According to the SOP, approximately what should be the temperature of copper bar at the start of production?
    • A. 

      1584

    • B. 

      1496

    • C. 

      1620

  • 6. 
    • A. 

      A cobble at the mill stand could happen

    • B. 

      The iron content of the bar will be too high

    • C. 

      Slag will increase

  • 7. 
    According to the SOP, what 2 things should the AMPS operator do during a Wild Bar?
    • A. 

      Activate the crop shear and maintain the level of the puddle

    • B. 

      Press the emergency stop and tilt back the tundish

    • C. 

      Turn down the casting wheel speed and then go assist in the casting pit

  • 8. 
    • A. 

      There is no risk to production. It just makes a mess.

    • B. 

      The copper could jam the casting wheel

    • C. 

      The cooling water jets could become plugged

  • 9. 
    In the SOP step 1, pulling the red Furnace Down button on the control panel in the AMPS room:
    • A. 

      Allows the tundish spout to drop

    • B. 

      Opens the tundish spout by lifting the metering pin

    • C. 

      Allows the process to be restarted

  • 10. 
    In the SOP step 1, pushing the yellow START button:
    • A. 

      Raises the metering pin in the tundish

    • B. 

      Tilts the holding furnace to start the flow of molten copper to the tundish

    • C. 

      Starts the flow of acetylene to the casting wheel sooter