Thickness of the plate is reduced from 40mm to 20mm by succesive cold rolling passes using identical rolls of diameter 600 mm. Assume that there is no change in width. If the coefficient of friction b/w the rolls and the workpiece is 0.1. Determine the minimum number of passes required?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Thickness of the plate is reduced from 40mm to 20mm
by succesive cold rolling passes using identical rolls of
diameter 600 mm. Assume that there is no change in
width. If the coefficient of friction b/w the rolls and the
workpiece is 0.1.
Determine the minimum number of passes required?
Transcribed Image Text:Thickness of the plate is reduced from 40mm to 20mm by succesive cold rolling passes using identical rolls of diameter 600 mm. Assume that there is no change in width. If the coefficient of friction b/w the rolls and the workpiece is 0.1. Determine the minimum number of passes required?
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