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GA insert (Molded Chipbreaker)
Recommended Insert Grade (Cutting Speed: m/min) f for Grooving (mm/rev)
f for Longitudinal turning (mm/rev)
Cermet CVD PVD Coated Carbide Carbide Remarks
Coated Carbide ap (mm)
Workpiece
TN60 GA GA
Material TN90 GA 40 50
TC40 30
TC60
CR9025
PR630
PR930
KW10
Carbon Steel 130~200 - - - 80~180 - - - 0.06~0.18 0.06~0.21 0.06~0.25
0.05~0.15 0.05~0.17 0.05~0.2
Alloy Steel 100~180 --- 80~160 --- Max. 0.8 Max. 1.0 Max. 1.3 Coolant
0.06~0.15 0.06~0.22
Stainless Steel - - - - 60~130 - - - 0.05~0.12 0.06~0.18 0.05~0.18
Max. 0.3 0.05~0.15 Max. 0.8
0.06~0.1 Max. 0.5 0.06~0.12
0.05~0.08 0.05~0.1
Max. 0.8 0.06~0.1 Max. 1.2
0.05~0.08
GIA Max. 0.8 : 1st Recommendation
30
GIA insert (Molded Chipbreaker) : 2nd Recommendation
Recommended Insert Grade (Cutting Speed: m/min) f for Grooving (mm/rev)
f for Longitudinal turning (mm/rev)
Cermet CVD PVD Coated Carbide Carbide Remarks
Coated Carbide ap (mm)
Workpiece
TN60
Material TN90 GIA GIA
TC40 40 50
TC60
CR9025
PR630
PR930
KW10
Carbon Steel 60~120 - - - 60~120 - - - 0.04~0.08 0.04~0.09 0.05~0.1 G
0.02~0.08 0.02~0.08 0.05~0.08
Alloy Steel 60~100 - - - 60~100 - - - Max. 0.3 Max. 0.4 Max. 0.5 Coolant
0.04~0.07 0.05~0.08
Stainless Steel - - - - 60~80 - - - 0.02~0.07 0.04~0.07 0.05~0.08
Max. 0.3 0.02~0.07 Max. 0.5
0.04~0.07 Max. 0.4 0.05~0.08
0.02~0.07 0.05~0.08
Max. 0.3 0.04~0.07 Max. 0.5
0.02~0.07
GMN2 Max. 0.4 : 1st Recommendation
GMN insert (CBN / PCD) : 2nd Recommendation Grooving
Recommended Insert Grade (Cutting Speed: m/min) f for Grooving (mm/rev)
f for Longitudinal turning (mm/rev)
Workpiece CBN PCD Remarks
Material ap (mm)
KBN510 KPD001
KBN525 (KPD010) GMN3 GMN4 GMN6
(KBN10B) GMN5
Aluminum - 0.05~0.15 0.05~0.15 0.08~0.18 0.10~0.20
150~2000 0.05~0.15 0.05~0.15 0.08~0.18 0.10~0.20
Max. 0.5 Max. 0.8 Max. 0.8 Max. 0.8
Brass - 0.10~0.20 Coolant
200~800 0.05~0.15 0.05~0.15 0.08~0.18 0.10~0.20
0.05~0.15 0.05~0.15 0.08~0.18 Max. 0.8
Cast Iron 150~400 - Max. 0.5 Max. 0.8 Max. 0.8
0.05~0.15
Hard Materials 80~120 - 0.04~0.09 0.05~0.1 0.05~0.12 0.05~0.15
0.04~0.09 0.05~0.1 0.05~0.12 Max. 0.8
Max. 0.3 Max. 0.5 Max. 0.5 0.05~0.1
0.05~0.1
0.02~0.05 0.03~0.07 0.03~0.08 Max. 0.4
0.01~0.03 0.01~0.05 0.03~0.08
Max. 0.1 Max. 0.2 Max. 0.3 : 1st Recommendation
* Above cutting condition is for external grooving. Set feed rate lower than 20% for face grooving.
FMM FMN
Recommended InsertGrade (Cutting Speed: m/min) Face Grooving FMM type / FMN type Longitudinal turning Case of FMM type
Width (mm) Width (mm)
Workpiece Cermet CVD PVD Coated Carbide Carbide Remarks
Coated Carbide 3.0 4.0 5.0 / 6.0 3.0 4.0 5.0 / 6.0
Material TN90
CR9025
PR915 f (mm/rev) f (mm/rev)
PR930
PR905
KW10
Carbon Steel 100~220 80~200 80~200 80~200 - - 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30
Alloy Steel 80~200 70~180 70~180 70~180 - - 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30
Stainless Steel 70~160 60~150 60~150 60~150 - - 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30 Coolant
Cast Iron - - - - 80~180 70~150 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30
Aluminum - - - - - 200~500 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30
Brass - - - - - 100~200 0.03~0.05 0.03~0.08 0.05~0.10 0.05~0.10 0.05~0.25 0.10~0.30
Set the feed rate 1/100 of edge width on the first groove and check chip evacuation. : 1st Recommendation : 2nd Recommendation
FMN type Inserts are only for Deep Grooving, and when used for longitudinal turning. set to ap=0.2mm and under.
See the notes below for Longitudinal turning conditions.
ap and f of FMM
Recommended Conditions
ap (MAX) mm under 50% of Edge Width ap 0.5w
f (MAX) mm/rev under 3~5% of Edge Width f [0.03 (Min.)~0.05 (MAX.)] w
apf should be as follows.
Load (mm2) Edge Width (mm) 3.0 4.0 5.0 6.0
apf ~0.09 ~0.14 ~0.25 ~0.36
apf 0.01 w2
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