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 WU4 0PH
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 B Insert Size C Insert Size D
TCF040203AC
TCF040204AP
12,00–13,99mm TCF060203BC
TCF050204BP
14,00–18,99mm TCF070304CC
TCF070306CP
19,00–23,99mm TCF090305DC
TCF080308DP
24,00–29,99mm
min Start max min Start max min Start max min Start max
120 140 160 140 160 240 150 180 260 160 180 260
110 120 140 130 150 220 130 170 250 140 170 250
90 100 120 130 150 210 130 170 240 140 170 240
120 140 160 140 170 260 150 190 280 160 190 280
110 120 140 130 170 240 140 180 260 150 180 260
90 100 120 130 170 230 130 170 240 140 170 240
120 140 180 140 170 270 150 200 290 160 200 310
110 120 160 130 160 260 140 200 280 150 200 280
100 110 140 120 150 250 130 180 260 140 180 260
120 140 180 140 170 270 150 200 290 160 200 310
110 120 160 130 160 260 140 200 280 150 200 280
100 110 140 120 150 250 130 180 260 140 180 260
120 140 160 140 170 240 150 180 250 160 180 250
110 120 140 130 160 230 140 170 240 150 170 240
90 100 120 130 160 230 130 160 220 140 160 220
120 140 160 140 170 200 140 170 210 150 170 210
110 120 140 120 150 190 130 160 200 140 160 200
90 100 120 110 130 180 120 140 190 120 140 190
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
V25
Top Cut 4
Indexable
Recommended Cutting Speed by Diameter (m/min)
Insert Size A