Alternative Pressing And Sintering Techniques

5 Questions | Total Attempts: 80

SettingsSettingsSettings
Alternative Pressing And Sintering Techniques - Quiz

Choose one answer only.


Questions and Answers
  • 1. 
    A part produced by Powder metallurgy is termed as
    • A. 

      Sintered part

    • B. 

      Cast part

    • C. 

      Forging part

  • 2. 
    For powder of Aluminium and its alloys, the sintering temperature and time is
    • A. 

      370° – 500°C, upto 24 hrs

    • B. 

      250° – 350°C, upto 18 hrs

    • C. 

      400°-600°C, upto 20 hrs

    • D. 

      550° – 700°C, upto 22 hrs

  • 3. 
    The process used below is
    • A. 

      Hot isostatic pressing

    • B. 

      Cold isostatic pressing

    • C. 

      Spark sintering

    • D. 

      Rolling

  • 4. 
    Which of the following is true about powder injection molding?
    • A. 

      Complex shapes having wall thicknesses as small as 5 mm can be molded and then removed easily from the dies

    • B. 

      Dimensional tolerances less accurate

    • C. 

      Low production rates can be achieved by using multi cavity dies

  • 5. 
    What is the advantage isostatic pressing?
    • A. 

      Parts with high length-to-diameter ratios have been produced with very uniform density, strength, toughness, and good surface detail.

    • B. 

      Capable of handling much smaller parts than those in other compacting processes.

    • C. 

      The pressure is uniform from one directions and have die-wall friction

Back to Top Back to top