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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
148 Fundamentals of Machining Processes
where h is the chip thickness to be removed by each cutting edge:
hS=
z
sin χ
For a cutting edge angle χ, the chip area A
c
is
AbS
cz
= sin χ
where b is the undeformed chip length that is equal to the length of the active
part of the cutting edge:
b
t
dd
==
sin
sin
χ
χ
o
2
where
t is the depth of cut
d
o
is the diameter of the predrilled hole
t
dd
=
o
2
Generally t = 0.005 d + 0.1 mm.
The depth of cut t in nish reaming is taken, according to Table 5.8, from
0.05 to 0.25 mm depending on the reamer diameter.
5.4.3 Forces, Torque, and Power in Reaming
Force, torque, and power in reaming can be calculated as in the case of drill
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Publisher Resources

ISBN: 9781466577022