Mechanical Engineering - Production Engineering - Discussion
Discussion Forum : Production Engineering - Section 2 (Q.No. 37)
37.
The cutting speed is minimum while machining __________ with a high speed steel tool.
Discussion:
7 comments Page 1 of 1.
Abhijeet said:
9 years ago
Maybe answer is Copper. Because the hss cutting speed with copper is 18-30 m/min, and if we seen the cast iron is 30-45 m/min.
Jitu said:
8 years ago
Because cast iron is a brittle or hard material so cutting speed must be decreased otherwise friction occurs.
(1)
Sohan said:
7 years ago
Harder the material & lower the speed.
Jayanta said:
8 years ago
Cast iron is the right answer.
Balaji said:
1 decade ago
Because Cast iron is brittle.
Sikandar said:
9 years ago
It must be a mild steel.
Anurup said:
8 years ago
Why not brass?
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers