Page 948 - Ceratizit Catalog

Cutting data
E21
Grades, material

VDI 3323 group Hard- ness

Work piece
material Type of treatment / alloy HB
annealed ≤ 0.15 % C 1 125
Non alloyed steel annealed 0.15 % - 0.45 % C 2 150 - 250
tempered ≥ 0.45 % C 3 300
annealed 6 180
Low alloyed steel tempered 7 / 8 250 - 300
P tempered 9 350
annealed 10 200
High alloyed steel
tempered 11 350
annealed ferritic / martensitic 12 200
Stainless steel tempered martensitic 13 325
heat-treated ferritic / martensitic 13 200
quenched austenitic 14 180
M Stainless steel quenched ferritic / austenitic (Duplex) 14 230 - 260
hardened austenitc, precipitation hardened (PH) 14 330
pearlitic / ferritic 15 180
Grey cast iron
pearlitic / martensitic 16 260
ferritic 17 160
K Spheroidal cast iron
pearlitic 18 250
ferritic 19 130
Malleable cast iron
pearlitic 20 230
non hardened 21 60
Aluminium
wrought alloys
hardened 22 100
non hardened < 12 % Si 23 75
Aluminium hardened < 12 % Si 24 90
cast alloys
non hardened > 12 % Si 25 130
machining alloy stock (1% Pb) 26 (110)
N
Copper and brass, red bronze 27 90
copper alloys (bronze,
brass) bronze 28 100
lead-free copper and electrolytic copper 28 100
thermosetting plastics 29 –
Non-metallic materials fibre-reinforced plastics 29 –
hard rubber 30 –
annealed Fe-base 31 200
hardened Fe-base 32 280
Heat-resistant
annealed Ni or Co-base 33 250
alloys
S hardened Ni or Co-base 30 - 58 HRC 34 (350)
(320)
cast Ni or Co-base 1500 - 2200 N/mm² 35 R 1050*
Multi-function tools / EcoCut H Tempered steel hardened and tempered 38 55 HRC
36
pure titanium
R 440*
m
Titanium alloys
37
alpha + beta alloys
m
60 HRC
hardened and tempered
39
cast
Chilled castings
40
400
hardened and tempered
41
Tempered cast iron
55 HRC
* R m = ultimate tensile strength, measured in MPa