Chipbreaker Selection (Positive Insert)

■ Steel

1 Molded Chipbreaker

B Cutting Cutting

NameDesignAdvantagesNameDesignAdvantages
RangeRange
20°Available forConsistent
CFminute ap (0.02 to14°chip breaking

0.2mm) finishing. DP performance for finishing. Chipbreakers

Chips fragmented 7.5° in small pieces

GF

in machining of small ap. 20° Good chip

GP

Enables machining control. over a wide range of 5° conditions by using the

GQ

optimum chipbreaker width according to the Good chip

cutting depth.13°control for
Sharp cuttingvaried ap
VF
performance due tosuch as
18°Large rake angle. Large°copying and

3 SK undercutting. dot to the corner edge improved chip control in

a wide feed rate range. 0.2 15°

13° 5° General

Good cutting purpose performance. HQ chipbreaker

Applicable without

CK 0.2 for medium

°hand for two15°
20
direction machining5°machining.
on automatic lathe.
Wiper insert.
0° Good surface finish at0.15 Chipbreaker
10 °
WP high feed machiningfor short chips
Reduces surface finishG 5°°

10 at medium galling machining. 0.1 Good chip

17° evacuation at 0.2 Strong edge wide range by

GK chipbreaker

0.1 breaker dot 6°

for medium and wide chip 17° machining pocket.

range. 0.05 1st. Recommendation at steel finishing. 10° Stable chip control in a PP wide feed rate range. Stable tool life due to 5° special edge design with sharpness and improved strength.

  • Applicable Chipbreaker Range (ap indicates radius)
(mm)(Steel) (mm)(Steel)(mm)
(Steel / Edge Length=07, 11)
554
(mm)
(Steel)
4
44(mm)(Steel) 3
CK General3
33purpose3
GQ2

2 GK PP

222(Edge Length=11)
PP
SK(Edge Length=07)
1
11Finishing1 1
GFWP
CF
0.050.10.150.20.050.10.150.20.10.20.30.40.50.10.20.30.40.10.20.30.4
f (mm/rev)f (mm/rev)f (mm/rev)f (mm/rev)f (mm/rev)
(mm)(mm)(mm)(Steel / Edge Length=11)
(Steel / Edge Length=08, 09)(Steel / Edge Length=11)
44
0.4

XP (mm) (mm) (Steel / Edge Length=16) Standard

(GP) (Edge Length=11) 3 3

0.333
XQG
0.22222
HQ
HQ
0.111VF 11

CF VF XP (DP) GP