Page 45 - FAST_FEED_MILL_Brochure_INCH_2022
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Recommended Cutting Speed Range for Indexable Fast Feed Milling Cutters
Material Cutting Speed, SFM for Grade
ISO Material Condition No. IC330 IC380 IC882 IC845 IC840 IC830 IC5820 IC5400 IC5500 IC808 IC810
< 0.25 %C Annealed 1 460-660 430-720 490-660 590-820 490-590 490-720 490-720
Non alloy steel >= 0.25 %C Annealed 2 430-620 390-660 460-620 460-790 460-560 490-721 460-720
and cast steel
(less than 5% < 0.55 %C Quenched and tempered 3 430-620 390-620 460-620 460-750 460-660 490-690 460-690
all elements) >= 0.55 %C Annealed 4 390-590 390-590 430-590 460-720 430-660 460-690 430-690
>= 0.55%C Quenched and tempered 5 390-560 360-590 430-560 460-720 430-620 460-690 430-690
Annealed 6 390-520 360-560 390-520 460-690 430-590 460-660 430-660
P Low alloy steel and cast steel 7 360-490 330-520 390-460 430-660 400-560 430-620 400-620
(less than 5% all elements) Quenched and tempered 8 330-460 330-490 360-460 430-620 360-520 430-590 400-590
9 290-490 290-490 330-420 430-590 360-520 430-590 400-590
High alloy steel, cast steel Annealed 10 260-420 260-460 290-390 400-590 360-490 400-560 400-560
and tool steel Quenched and tempered 11 260-390 260-420 290-360 400-560 330-460 400-520 360-520
Ferritic/martensitic 12 330-460 360-520 290-520 400-560 300-520 360-560 360-560
Stainless steel and cast steel
Martensitic 13 290-420 330-490 260-490 360-520 260-490 330-520 330-490
M Stainless steel and cast steel Austenitic 14 260-390 230-460 260-490 260-460 330-520 330-520
Ferritic/pearlitic 15 460-660 490-720
Gray cast iron
Pearlitic/martensitic 16 430-620 460-590
K Ductile cast iron (nodular) Ferritic 17 360-590 400-660
330-560 330-590
Pearlitic
18
Ferritic 19 460-620 460-690
Malleable cast iron
Pearlitic 20 360-560 360-660
Annealed 31 115-165 130-165 115-165 100-150 80-165 130-165 130-165
Fe based
Hardened 32 100-130 115-150 100-130 65-115 65-130 100-130 100-130
High temp.
alloys Ni or Co Annealed 33 80-115 100-150 80-115 65-100 65-130 100-130 80-130
S bases Hardened 34 65-115 80-115 65-80 65-80 65-115 80-115 80-115
Cast 35 80-100 100-115 80-100 80-100 65-130 100-115 100-130
Pure Titanium 36 130-230 165-260 150-230 130-200 80-165 130-260 150-300
Titanium and Ti alloys
Alpha+beta alloys cured 37 100-200 100-200 100-180 65-165 100-150 80-200 80-200
Hardened 38 150-180 150-210
Hardened steel
H Hardened 39 130-165 130-200
Chilled cast iron Cast 40 230-300 230-280
Cast iron Hardened 41 150-180 150-210
• For machining under unstable conditions (long overhang, poor toolholing etc.) the recommended cutting data should be reduced by 20-30%
• Recommeded cutting speeds, which relate to the most suitable grades, are emphasized in bold
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