Warped castings may be produced due to

Foundry Technology Mcqs
BILAL KHATTAK0

A.poor collapsibility of cores
B.non-provision of camber allowance on the pattern
C.weak flasks
D.any of the above

Related Mcqs:

  1. When small castings are to be produced in large numbers, the type of pattern generally used is
  2. In small castings which of the following allowance can be ignored?
  3. In case of cored aluminium castings, the contraction allowance is
  4. Distortion in castings can be reduced by
  5. In centrifugal castings, the cores are generally made of
  6. Swell is a defect in castings due to
  7. Shot blasting is the process for the cleaning of
  8. A drawback is employed when
  9. A pattern maker’s contraction rule accounts for
  10. Generally the pattern used in manufacturing cast iron pipes are

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