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MULTI-FUNCTION / GROOVING (CUT-OFF)
M ulti-Function CERACUT Edge Preparation
Plunge & Turn Chipbreakers Chamfered + Honed Cutting Edge
Corner-R(r) 0.05
A GRADES Name Shape Advantages Chamfered + Honed Cutting Edge
Edge Sharp Edge
Preparation
GMM...MW Excellent chip evacuation during
grooving, traversing, and cut-off
B INSERTS Low cutting forces with ground chipbreaker Chipbreaker CR9025 / PR915 PR930 / KW10
Grooving, traversing and cut-off operations are Edge
GMG...MG minimum cutting forces with positive edge Chamfered + Honed Cutting Edge Sharp Edge
Preparation
CBN & PCD Corner-R(r) 0.20~0.30 Corner-R(r) 0.20~0.30
C GMG...MS
GMM...MS
GMM...MTTURNING Small corner-R(r) minimizes the core which Chipbreaker CR9025 / PR915 PR930 / KW10
remains in the center of the face Edge
E Large corner-R(r) with stable performance Honed Cutting Edge Sharp Edge
during cut-off Preparation Sharp Corner
GMM...TK Flat rake face without chipbreaker. Corner-R(r)
Good performance for brass. PR930 / KW10
F BORING
GMM...NB Without CR9025
Chipbreaker
G GROOVING • Sharp edge spec. can reduce cutting resistance 40% less than that of chamfer edge
G MM / GMG P Carbon Steel / Alloy Steel
H Classification of Usage M Stainless Steel
: Light Interruption / 1st Choice
J Insert : Light Interruption / 2nd Choice K Cast Iron KBN510
: Continuous / 1st Choice KBN525
L CUT-OFF : Continuous / 2nd Choice N Non-ferrous Metals KPD001
KPD010
M Part Number S Titanium Alloy
Deep Grooving Ref. Page for Toolholder PCD
1-Edge GMN 2 H Hard materials (40HRC)
3 Hard materials (40HRC) CBN
4
SOLID END MILLS THREADING 5 Dimensions (mm) Angle G31
6 ()
MILLING W r M L H
inch mm S
0.079 2.0 0.2 1.8 20 4.3 2.9
0.079 2.0 0.4 1.8 20 4.3 2.9
0.118 3.0 0.2 2.3 20 4.3 2.9
0.118 3.0 0.4 2.3 20 4.3 2.9
0.158 4.0 0.2 3.3 20 4.3 2.9
0.158 4.0 0.4 3.3 20 4.3 2.9
0.197 5.0 0.2 4.2 20 4.3 2.9
0.197 5.0 0.4 4.2 20 4.3 2.9
0.236 6.0 0.2 5.2 20 4.3 2.9
0.236 6.0 0.4 5.2 20 4.3 2.9
SPARE PARTS GMN Cutting Conditions (CBN / PCD)
P Recommended Insert Grade (Vc sfm) f (feed) during Grooving (ipr) Remarks
f (feed) during Turning (ipr)
Workpiece PCD D.O.C. during Turning (in)
Material
KBN510 KPD001 GMN4
KBN525 (KPD010) GMN2 GMN3 GMN5 GMN6
R TECHNICAL - 0.0020~0.0059 0.0020~0.0059 0.0031~0.0071 0.0039~0.0079
0.0020~0.0059 0.0020~0.0059 0.0031~0.0071 0.0039~0.0079
Aluminum 500~6550 Max. 0.0197 Max. 0.0315 Max. 0.0315 Max. 0.0315
BrassINDEX - 0.0020~0.0059 0.0020~0.0059 0.0031~0.0071 0.0039~0.0079 Wet
0.0020~0.0059 0.0020~0.0059 0.0031~0.0071 0.0039~0.0079
T 650~2625 Max. 0.0197 Max. 0.0315 Max. 0.0315 Max. 0.0315
- 0.0016~0.0035 0.0020~0.0039 0.0020~0.0047 0.0020~0.0059
Cast Iron 500~1300 0.0016~0.0035 0.0020~0.0039 0.0020~0.0047 0.0020~0.0059
Max. 0.0118 Max. 0.0197 Max. 0.0197 Max. 0.0315
Hard Materials - 0.0008~0.0020 0.0012~0.0028 0.0012~0.0031 0.0020~0.0039
0.0004~0.0012 0.0004~0.0020 0.0012~0.0031 0.0020~0.0039
250~400 Max. 0.0039 Max. 0.0079 Max. 0.0118 Max. 0.0157
: 1st Recommendation : 2nd Recommendation
Inserts are sold in 1 piece boxes.
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