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USER GUIDE

8 Recommended Cutting Speed
Workpiece Material
ISO class Typical Example ISCAR Cutting
DIN/ISO AISI/SAE/ Hardness mat. speed
513 Description ASTM DIN W.-Nr. HB group** vc, SFM Insert Grade Coolant
Non-alloy steel and cast 1020 1.0402 130-180 1 425-655 LN….08 IC928
steel, free cutting steel
Alloy steel 4340 1.6582 260-300 8 390-560 LN….08 IC928 SLOTTING & SLITTING CUTTERS
P Air blow
Alloy steel 3135 1.5710 HRC 35-40* 9 330-390 LN….08 IC928
High alloy steel H13 1.2344 200-220 10 330-490 LN….08 IC928
Martensitic s.s. 420 1.4021 200 12 330-460 LN….08 IC928
Austenitic s.s. 304L 1.4306 200 14 230-390 LN….08 IC928
M Wet (emulsion)
Austenitic s.s. 316L 1.4404 140 14 260-390 LN….08 IC928
Grey cast iron Class 40 0.6025 (GG25) 250 16 590-755 LN….08 IC910
K Class Air blow
Nodular cast iron 0.7050 (GGG50) 200 17 490-560 LN….08 IC910
65-45-12
S High temp. alloys AMS R56400 3.7165 (Ti6Al4V) HRC 40-45 37 115-150 LN….08 IC928 Wet (emulsion)
* Quenched and tempered
** ISCAR material group in accordance with VDI 3323 standard
Recommended feed per tooth for MINI-TANGSLOT cutters carrying LN..08... inserts for .117”≤ap<.276”

Redial depth of cut ae, inch
1.80 D=6.00

1.60
ap
1.40 D=5.00 T

1.20

1.00 D=4.00 Example
Material - Alloy steel DIN 40NiCrMo6, W.-Nr.16565
.80 D=3.00/2.50 D = 5.0” D = 5.0”
ae = 1.25” ae = .75”
.60 D=2.00 ap = .157” ap = .236”
D=1.50
fz = .008x0.75 =.006 IPT fz = .01x1 =.01 IPT
.40
D=1.25 fz= fz0xK
ap inch K
.20 from .118 to .157 0.60
from .157 up to .197 0.75
over .197 to .276 1
Non-alloy steel and cast
.0067 .0087 .0106 .0126 1020 (DIN 1.0402) 1
steel, free cutting steel
.0059 .0079 .0098 .0118 Alloy steel 4340 (DIN 1.6582) 8
.0039 .0051 .0059 .0079 Alloy steel 3135 (DIN 1.5710) 9 P
.0039 .0051 .0063 .0087 High alloy steel H13 (DIN 1.2344) 10
.0051 .0063 .0079 .0098 Martensitic s.s. 420 (DIN 1.4021) 12
.0039 .0051 .0063 .0087 Austenitic s.s. 316L (DIN 1.4404) 14 M
.0079 .0098 .0118 .0138 Grey cast iron Class 40 (DIN 0.6025) (GG25) 16 K
.0059 .0079 .0098 .0118 Nodular cast iron Class 65-45-12 (DIN 0.7050) (GGG50) 17
.0039 .0079 .0063 .0087 High temp. alloys AMS R56400 (DIN 3.7165) 37 S
Description AISI / SAE / ASTM (DIN W.-Nr.) ISCAR Mat. Group DIN/
Basic feed fz0, IPT Workpiece Material ISO

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