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Chapter 9 Carbon & Alloy Steels -
Machining Data
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FACE MILLING
DATA FOR LOW CARBON STEELS
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High Speed Steel Tool |
Coated Carbide Tool |
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Material |
Hardness HB |
Cut |
Speed |
Feed per |
Tool |
Speed |
Feed per |
Tool |
|
AISI |
Heat Treatmenta |
Depth in |
fpm |
Tooth in |
Material |
fpm |
Tooth in |
Materialb |
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1009, 1010, |
125-175 |
0.040 |
210 |
0.008 |
M2, M7 |
1075 |
0.008 |
CC-6 |
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1012, 1015, |
HR, N, A, CD |
0.150 |
160 |
0.012 |
M2, M7 |
730 |
0.012 |
CC-6 |
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1017, 1020, |
|
0.300 |
125 |
0.016 |
M2, M7 |
565 |
0.016 |
CC-5 |
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1023, 1025 |
175-225 |
0.040 |
190 |
0.008 |
M2, M7 |
885 |
0.008 |
CC-6 |
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HR, N, A, CD |
0.150 |
140 |
0.012 |
M2, M7 |
635 |
0.012 |
CC-6 |
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0.300 |
110 |
0.016 |
M2, M7 |
495 |
0.016 |
CC-5 |
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225-275 |
0.040 |
160 |
0.006 |
M2, M7 |
790 |
0.007 |
CC-6 |
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A, CD |
0.150 |
115 |
0.010 |
M2, M7 |
570 |
0.010 |
CC-6 |
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0.300 |
90 |
0.014 |
M2, M7 |
450 |
0.014 |
CC-5 |
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a. Heat treatment abbreviations are as follows: HR - hot rolled; A -
annealed; CD - cold drawn; N - normalized; QT - quenched & tempered. |
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b. Coated carbide tool material grades are designated by an additional
prefix letter C, to distinguish it from the Industry Code system for |
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uncoated carbide tools. |
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