Mechanical Engineering - Production Engineering - Discussion
Discussion Forum : Production Engineering - Section 7 (Q.No. 1)
1.
A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to drill a through-hole in a mild steel plate 20 mm thickness. The depth of cut in this drilling operation is
Discussion:
26 comments Page 2 of 3.
Brundavan said:
7 years ago
Depth of cut is half of the diameter of hole. So depth of cut is 10 mm.
Rohit said:
1 decade ago
It's wrong. Depth of cut = D/2 in a drilling operation by a drill bit.
Bhanu Teja said:
1 decade ago
Depth of cut is .5D for through hole and .3D for blind hole.
Baahubali said:
1 decade ago
Plate thickness is only 20 mm, so depth of cut 20 mm.
Roshan said:
5 years ago
Please can anybody tell what is the right answer?
Krishna said:
4 years ago
Which is correct?
20 or 10 mm, Please explain.
20 or 10 mm, Please explain.
Naveen said:
7 years ago
What is the formula for this? Please tell me.
Jonty said:
6 years ago
So what is the final answer?
0.5D =10mm?
0.5D =10mm?
Sameer ansari said:
6 years ago
The Depth of cut is plate thickness 20mm.
Lithin Lit said:
7 years ago
Yes, You are right @Anthony Hormenoo.
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