Indexable Drills
Application Data • Top Cut 4 ™
Top Cut 4 • Cast Iron • 2 x D/3 x D • Speed Chart • Metric
Recommended Cutting Speed by Diameter (m/min)
Top Cut 4
Material
Group
Condition
S
1
U
I
S
K
2
U
I
S
3
U
I
Pocket
Seat Geometry Grade
P V34 WPK10CH
C V34 WU25CH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
P V34 WPK10CH
C V34 WU25CH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
P V34 WPK10CH
C V34 WU25CH
P V34 WU25CH
C V34 WU40PH
P V34 WU40PH
C V34 WU40PH
Insert Size A 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
120 140 180 140 170 250 150 180 260 160 200 280
110 120 160 130 160 240 140 170 250 150 180 260
100 110 140 120 150 230 130 160 240 140 170 260
120 140 180 130 160 240 140 180 250 150 180 260
110 120 160 120 150 230 130 160 240 140 160 250
100 110 140 120 150 220 130 160 240 140 160 250
120 140 160 130 160 240 140 170 240 150 170 250
110 120 140 120 150 230 130 160 230 140 160 240
90 100 120 120 150 230 130 160 230 140 160 220
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%.
widia.com
V33
Indexable
Condition: S = stable conditions,
U = unstable cutting conditions,
I = interrupted cutting conditions
Pocket Seat: P = periphery insert,
C = centre insert