Mechanical Engineering - Production Engineering - Discussion

Discussion Forum : Production Engineering - Section 3 (Q.No. 35)
35.
The helix angle of a drill is __________ for drilling brass.
equal to 30°
less than 30°
more than 30°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Guru said:   5 years ago
Brass is neither brittle nor ductile and hence zero rake angle is preferred for drilling of brass work piece.


Post your comments here:

Your comments will be displayed after verification.