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USER GUIDE
Machining Data for MULTI-MASTER Groove Milling Heads
Tensile (1)
Strength Hardness Material
ISO Material Condition [N/mm2] HB No.
< 0.25 %C Annealed 420 125 1
Non-alloy steel >= 0.25 %C Annealed 650 190 2
and cast steel, free < 0.55 %C Quenched and tempered 850 250 3
cutting steel >= 0.55 %C Annealed 750 220 4
>= 0.55 %C Quenched and tempered 1000 300 5
P Low alloy steel and Annealed 600 200 6
cast steel 930 275 7
(less than 5% Quenched and tempered 1000 300 8
all elements) 1200 350 9
High alloy steel, cast steel, Annealed 680 200 10
and tool steel Quenched and tempered 1100 325 11
Ferritic/martensitic 680 200 12
Stainless steel
Martensitic 820 240 13
M Stainless steel Austenitic 600 180 14
Ferritic 160 15
Grey cast iron
Pearlitic 250 16
K Pearlitic/ferritic 180 17
Ductile cast iron (nodular)
Pearlitic/martensitic 260 18
Ferritic 130 19
Malleable cast iron
Pearlitic 230 20
Aluminum- Not cureable 60 21
wrought alloy Cured 100 22
<=12% Si Not cureable 75 23
Aluminum-cast, Cured 90 24
alloyed
N >12% Si High temperature 130 25
>1% Pb Free cutting 110 26
Copper alloys Brass 90 27
Electrolitic copper 100 28
Duroplastics, fiber plastics 29
Non-metallic Hard rubber 30
Annealed 200 31
Fe based
Cured 280 32
High temp. alloys Annealed 250 33
S Ni or Co based Cured 350 34
Cast 320 35
RM 400 36
Titanium and Ti alloys Alpha+beta alloys cured RM 1050 37
Hardened steel Hardened 55 HRc 38
Hardened 60 HRc 39
H Chilled cast iron Cast 400 40
Cast iron Hardened 55 HRc 41
(1) For workpiece materials list, see pages 88-123.
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