Page 544 - ISCAR(MILLINGCATALOG 38_2021)

USER GUIDE
MILLING INSERTS Cutting Speed Recommendations for Indexable Milling Cutters 210-300 190-260 150-240 IC840 IC845 IC882

CUTTING SPEED Vc (m/min)
COATED
Tensile
Material
Strength Hardness Group
IC330/
IC808/ IC810/ IC830/
ISO
328
910
No.
Material
IC380
2
HB
(1)
908
[N/mm ]
928
Condition
140-200
1
125
420
130-220
Annealed
< 0.25 %C
Non-alloy >= 0.25 %C
Annealed
Quenched
steel and
250
850
200-260 160-230 140-230
120-190
130-190
cast steel,
free cutting
Annealed
750
180-250 140-220 130-220
220
120-180
120-180
steel < 0.55 %C and tempered 650 190 2 3 4 130-190 200-280 170-240 140-230 120-200
Quenched
>= 0.55 %C
and tempered 1000 300 5 120-170 180-240 140-210 130-200 110-180
Annealed 600 200 6 120-160 170-240 130-210 120-190 100-170
P Low alloy and cast 930 275 7 110-150 160-230 120-200 120-170 100-160
steel (less than 5% of Quenched
alloying elements) and tempered 1000 300 8 100-140 150-230 110-200 110-170 100-150
1200 350 9 90-150 140-220 100-190 100-160 90-150
Annealed 680 200 10 80-130 120-210 90-180 90-150 80-140
High alloyed steel, cast Quenched
steel and tool steel 1100 325 11 80-120 110-170 80-160 90-140 80-130
and tempered
Ferritic/
Stainless steel martensitic 680 200 12 100-140 150-230 110-160 110-160
and cast steel
Martensitic 820 240 13 90-130 140-220 100-150 100-150
Stainless steel Austenitic,
M 600 180 14 80-120 100-160 100-150 90-160 70-140
and cast steel duplex
Ferritic/
pearlitic 180 15 220-320
Grey cast iron (GG)
Pearlitic / 260 16 200-300
martensitic
K Ferritic 160 17 180-250
Cast iron nodular (GGG)
Pearlitic 250 18 160-220
Ferritic 130 19 200-300
Malleable cast iron
Pearlitic 230 20 170-280
Aluminum Not cureable 60 21
wrought alloys Cured 100 22
Not cureable 75 23
<=12% Si
Aluminum Cured 90 24
cast alloys High
>12% Si 130 25
temperature
N >1% Pb Free cutting 110 26
Copper Brass 90 27
alloys Electrolytic
copper 100 28
Duroplastics, 29
Non metallic fiber plastics
Hard rubber 30
Annealed 200 31 35-50 45-55 50-60 35-55 40-55 35-50
Fe based
High temp. Cured 280 32 30-40 35-45 40-50 30-45 30-45 30-40
alloys Ni or Co Annealed 250 33 25-35 30-45 35-50 30-45 30-40 25-35
S based Cured 350 34 20-25 25-35 25-35 25-35 25-30 20-25
Cast 320 35 25-30 30-35 30-40 30-35 30-35 25-30
Pure Rm = 400 36 45-80 55-100 65-110 50-90 50-90 45-80
Titanium alloys Alpha+beta
alloys cured Rm = 1050 37 30-65 35-65 35-70 30-65 30-60 30-65
Hardened 55 HRC 38 60-80 55-75
Hardened steel
H Hardened 60 HRC 39 50-70 45-65
Chilled cast iron Cast 400 40 100-110 90-105
Cast iron Hardened 55 HRC 41 60-80 55-75
Rm - ultimate tensile strength, MPa
(1) For ISCAR material group numbers and workpiece material list, see pages 728-757
542 ISCAR