WMT™ Turning, Grooving, and Cut-Off Choosing the Correct WMT Tooling
5 Select grade: Recommended Grades
steel
stainless steel
cast iron
non-ferrous metals
high-temp alloys
hardened materials
smooth cut, pre-turned surface
WP10CT
WU10PT
WP10CT
WU10PT
WU10PT
WU10PT
varying depth of cut, casting, or forging skin
WP10CT
WU10PT
WP10CT
WP10CT
WP10CT
WP10CT
lightly interrupted cut
WP25CT
WU25PT
WP25CT
WU25PT
WU25PT
WU25PT
heavily interrupted cut
WP25PT
WU25PT
WP25CT
WU25PT
WU25PT
WU25PT
cutting condition
See page D52 for Grades and Grade Descriptions.
6 Determine cutting data: A Based on material group and grade, identify starting speed (vc). B First choice starting speed is in bold.
WMT™ Turning, Grooving, and Cut-Off Recommended Cutting Speed Starting Conditions • Metric ANSI ISO 513
VDI 3323 Cutting Speed • vc m/min
Material Group
See page D54 for cutting data.
P
M
K
N
S
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min 1 2 3 4 5 6 7 8 9 10 11 12 13.1 13.2
100 100 100 100 100 100 70 70 50 70 50 100 70 50
14.1 14.2 14.3 14.4
70 50 50 50
15 16 17 18 19 20
100 70 70 50 100 70
21 22 23 24 25 26 27 28 29 30
70 70 70 70 70 70 70 70 70 70
31 32 33 34 35 36 37
20 20 20 20 20 50 20
Start max WU10HT 100 110 100 110 100 110 100 110 100 110 110 100 75 80 75 80 50 50 80 75 50 50 100 110 75 80 50 50 WU10HT 75 80 50 50 50 50 50 50 WU10HT 100 110 75 80 75 80 50 50 100 110 75 80 WU10HT 75 80 79 75 75 79 79 75 75 79 75 79 75 79 75 79 75 79 75 79 WU10HT 25 30 30 25 25 30 25 30 25 30 50 50 25 30
A
min 190 190 170 170 170 170 190 170 170 170 140 170 170 140 120 120 100 70 210 170 170 170 210 170 140 140 140 140 140 140 140 140 140 140 70 70 70 50 70 100 70
Start WU10PT 200 200 175 175 175 175 200 175 175 175 150 175 175 150 WU10PT 125 125 100 75 WU10PT 225 175 175 175 225 175 WU10PT 150 150 150 150 150 150 150 150 150 150 WU10PT 75 75 75 50 75 100 75
max
min
210 210 180 180 180 180 210 180 180 180 160 180 180 160
170 170 140 140 140 140 170 140 140 140 120 140 140 120
130 130 110 80
120 100 70 70
240 180 180 180 240 180
170 140 140 140 190 140
160 79 79 79 79 79 79 79 79 79
110 110 110 110 110 110 110 110 110 110
80 80 80 50 80 110 80
70 50 50 50 50 70 50
Start WU25PT 175 175 150 150 150 150 175 150 150 150 125 150 150 125 WU25PT 125 100 75 75 WU25PT 175 150 150 150 200 150 WU25PT 120 120 120 120 120 120 120 120 120 120 WU25PT 75 50 50 50 50 75 50
max
min
180 180 160 160 160 160 180 160 160 160 130 160 160 130
210 240 190 210 190 210 190 170 120 140 100 190 170 70
B
Start WP10CT 225 250 200 225 200 225 200 175 125 150 100 200 175 75 WP10CT
max
min
240 260 210 240 210 240 210 180 130 160 110 210 180 80
170 210 170 190 170 190 170 140 100 120 100 170 140 70
260 210 240 180 260 240
190 170 190 140 190 190
Start WP25CT 175 225 175 200 175 200 175 150 100 125 100 175 150 75 WP25CT
max 180 240 180 210 180 210 180 160 110 130 110 180 160 80
130 110 80 80 180 160 160 160 210 160
240 190 210 170 240 210
WP10CT 250 200 225 175 250 225 WP10CT
WP25CT 200 175 200 150 200 200 WP25CT
210 180 210 160 210 210
130 79 79 79 79 79 79 79 79 79 WP10CT
WP25CT
80 50 50 50 50 80 50
D51