SI
SI chip breaker is sharp and the first choice for medium machining of Stainless steels. It features highly positive rake angle without T-land. It’s also suitable for Steels and Super-alloys, and conditionally for Cast irons.
E
20 °
TCGT
CCGT
IC
D1
L
S
IC
D1
L
S
(inch)
(inch)
(inch)
(inch)
(inch)
(inch)
(inch)
(inch)
21.5
21.5 32.5
.250
.110
.433
.094
.250 .375
.110 .173
.252 .382
.094 .156
60°
S
L
L
S
Suitability and starting values for cutting speed (vc), feed (f) and depth of cut (ap). Refer to our cutting conditions app for further options.
P
M
K
N
S
H
RE
Product
MID
vc
f
ap
vc
f
ap
vc
f
ap
vc
f
ap
vc
f
ap
vc
f
ap
(inch)
(ft/min) (in/rev)
(inch)
(ft/min) (in/rev)
(inch)
(ft/min) (in/rev)
(inch)
(ft/min) (in/rev)
(inch)
(ft/min) (in/rev)
(inch)
(ft/min) (in/rev)
(inch)
SI chip breaker is sharp and the first choice for medium machining of Stainless steels. It features highly positive rake angle without T-land. It’s also suitable for Steels and Super-alloys, and conditionally for Cast irons.
E
20 °
CCGT 21.51L-SI CCGT 32.51L-SI
T8415 T8415
.016 .016
902 .0047 .031 459 .0043 .031 820 .0047 .031 820 .0067 .031 427 .006 .031 738 .0067 .031
– – – 197 .0038 .025 – – – 180 .006 .025
– – – 8553191 – – – 8553196
SI chip breaker is sharp and the first choice for medium machining of Stainless steels. It features highly positive rake angle without T-land. It’s also suitable for Steels and Super-alloys, and conditionally for Cast irons.
E
20 °
TCGT 21.50.5L-SI TCGT 21.51L-SI
T8415 T8415
.008 .016
755 .0039 .031 394 .0035 .031 689 .0039 .031 755 .0047 .031 394 .0043 .031 689 .0047 .031
– – – 164 .0031 .025 – – – 164 .0038 .025
– – – 8553249 – – – 8553251
Primary use
Possible use
37
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