Каталог Iscar вращающийся инструмент 2017 - страница 592

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Cutting Recommendations for 3 Flute Solid Carbide Drills

Tensile

Strength Hardness Material

ISOMaterialCondition[N/mm 2]HBNo.
< 0.25 %CAnnealed4201251
>= 0.25 %CAnnealed6501902

Non-alloy steel and cast steel,

< 0.55 %C Quenched and tempered 850 250 3

free cutting steel

>= 0.55 %CAnnealed7502204
Quenched and tempered10003005
PAnnealed6002006
Low alloy steel and cast steel9302757
(less than 5% of alloying elements)Quenched and tempered10003008
12003509
High alloyed steel, cast steel,Annealed68020010
and tool steelQuenched and tempered110032511
Stainless steel andFerritic/martensitic68020012
cast steelMartensitic82024013

M

Stainless steelAustenitic60018014
Ferritic/pearlitic18015

Grey cast iron (GG)

Pearlitic26016
KFerritic16017

Nodular cast iron (GGG)

Pearlitic25018
Ferritic13019

Malleable cast iron

Pearlitic23020
Aluminum-Not cureable6021
wrought alloyCured10022
<=12% SiNot cureable7523

Aluminum-cast,

Cured 90 24

N alloyed

>12% SiHigh temperature13025
>1% PbFree cutting11026
Copper alloysBrass9027
Electrolitic copper10028

Duroplastics, fiber plastics 29 Non-metallic Hard rubber 30

Fe basedAnnealed20031
Cured28032
SHigh temp. alloysAnnealed25033
Ni or Co basedCured35034
Cast32035

RM 400 36 Titanium Ti alloys

Alpha+beta alloys cured RM 1050 37

Hardened 55 HRC 38

H Hardened steel

Hardened60 HRC39
Chilled cast ironCast40040
Cast ironHardened55 HRC41