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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
320 Fundamentals of Machining Processes
including the type of workpiece material and the method of US tool feed. In
general, USM accuracy levels are limited to ±0.05 mm.
Conicity: The conicity of holes is approximately 0.2º when drilling of a
20 mm diameter hole to a depth of 10 mm is achieved in graphite. The conic-
ity can be reduced by the use of tools having negatively tapering walls.
Out of roundness: The out of roundness arises by the lateral vibrations of the
tool. Typical roundness error is about 40–140 μm and 20–60 μm, respectively,
for glass and graphite materials.
10.1.5 Surface Quality
As shown in Figure 10.15, the larger the grit size, ...
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Publisher Resources

ISBN: 9781466577022