Q50
Which of the following statement is wrong?
A.
The angular clearance on dies varies from 0.5° to 1°
B.
In drawing operation, the metal flows due to plasticity
C.
In press operation, the size of the pierced hole is independent of the size of punch
D.
None of the above
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The angular clearance on dies varies from 0.5° to 1°In drawing operation, the metal flows due to plasticity
In press operation, the size of the pierced hole is independent of the size of punch