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Fundamentals of Machining Processes, 2nd Edition
book

Fundamentals of Machining Processes, 2nd Edition

by Hassan Abdel-Gawad El-Hofy
August 2013
Beginner to intermediate content levelBeginner to intermediate
562 pages
16h 1m
English
CRC Press
Content preview from Fundamentals of Machining Processes, 2nd Edition
107Tool Wear, Tool Life, and Economics of Metal Cutting
war, emergencies, and whenever delay penalties are imminent. If S
pr
is the
amount of money the company receives for each component, the prot per
component is given by S
pr
C
pr
, and the rate of prot P
r
is given by
P
r
=
SC
t
pr pr
pr
Substituting by C
pr
and t
pr
and differentiating with respect to the cutting
speed V and equating by zero, the tool life for maximum prot rate (efciency)
is obtained. The line of maximum prot rate is plotted (dotted line) in Figure
4.14. It is clear that if a prot is to be made, the cutting speed for maximum
efciency, V
pr
, lies between that for the minimum cost, ...
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Publisher Resources

ISBN: 9781466577022