Indexable Drills
Application Data • Top Cut 4 ™
Top Cut 4 • Steel • 2 x D/3 x D • Speed Chart • Metric
Material
Group
Condition
S
1
U
I
S
2
U
I
S
3
U
I
P
S
4
U
I
S
5
U
I
S
6
U
I
Pocket
Seat Geometry Grade
P V36 WU25CH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
P V34 WPK10CH
C V34 WU40PH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
P V34 WPK10CH
C V34 WU40PH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
P V34 WPK10CH
C V34 WU40PH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
P V36 WU25CH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
P V36 WU25CH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
P V36 WU40PH
C V36 WU40PH
Insert Size F Insert Size G Insert Size H
TCF120405EC
TCF100408EP
30,00–36,99mm TCF150406FC
TCF120412FP
37,00 –45,99mm TCF180508GC
TCF150512GP
46,00–56,99mm TCF210608HC
TCF180614HP
57,00–68,00mm
min Start max min Start max min Start max min Start max
160 180 260 160 180 260 160 180 260 160 180 260
140 170 250 140 170 250 140 170 250 140 170 250
140 170 240 140 170 240 140 170 240 140 170 240
160 190 280 160 190 280 160 190 280 160 190 280
150 180 260 150 180 260 150 180 260 150 180 260
140 170 240 140 170 240 140 170 240 140 170 240
160 200 310 160 200 310 160 200 310 160 200 310
150 200 280 150 200 280 150 200 280 150 200 280
140 180 260 140 180 260 140 180 260 140 180 260
160 200 310 160 200 310 160 200 310 160 200 310
150 200 280 150 200 280 150 200 280 150 200 280
140 180 260 140 180 260 140 180 260 140 180 260
160 180 250 160 180 250 160 180 250 160 180 250
150 170 240 150 170 240 150 170 240 150 170 240
140 160 220 140 160 220 140 160 220 140 160 220
150 170 210 150 170 210 150 170 210 150 170 210
140 160 200 140 160 200 140 160 200 140 160 200
120 140 190 120 140 190 120 140 190 120 140 190
NOTE: For 4 x D, it is highly recommended to start with feed and speed values reduced by 10% less than above recommendations.
For 5 x D, diameter range 12–23,99mm (insert sizes A to C), it is highly recommended to start with feed and speed values reduced by 20% less than
above recommendations.
For 5 x D, diameter range 24–68mm (insert sizes D to H), it is highly recommended to start with feed and speed values reduced by 15% less than
above recommendations.
For 4 x D and 5 x D, it is recommended to reduce the feed rate during entry and exit by 30–50%.
Condition: S = stable conditions,
U = unstable cutting conditions,
I = interrupted cutting conditions
Pocket Seat: P = periphery insert,
C = centre insert
widia.com
V27
Top Cut 4
Indexable
Recommended Cutting Speed by Diameter (m/min)
Insert Size E