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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
37Cutting Tools
3. Milling of WC with cobalt binder to obtain uniform and
homogenous mixture
4. Pressing the powder at 1000–4800 atmosphere to form tips
5. Sintering at 700°C–1000°C in hydrogen atmosphere
6. Machining to the nal shape
7. Final sintering at 1400°C–1700°C
8. Grinding
Properties of sintered carbides include
High strength and hardness
Used for cutting at 1200°C
Operate at speeds 16–25 times that of carbon tool steel and 6 times
that of HSS
Very brittle and have low resistance to shocks
Used with rigid machine tools having a wide range of speeds
Sharpened dry and not quenched
Used with effective and sufcient cooling
According to ISO, cemented carbides are divided into three main groups
identied by the let
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Publisher Resources

ISBN: 9781466577022