VN40225.0800 High-speed steel HSS
Tool geometry
Point shape - form E
Material HSS Co5
D l1 l2 Item code On stock
8 79 27 VN40225.0800 Yes

Cutting conditions


Material

Strength

Vc
fz(mm/r)
Ø5

Ø6,3

Ø8

Ø10
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 35 0,1 0,125 0,16 0,2
P.2 | General construction steels, steel castings ≤ 850 N/mm² 30 0,1 0,125 0,16 0,2
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 18 0,08 0,1 0,125 0,16
P.4 | Heat treatable steels ≤ 900 N/mm² 20 0,08 0,1 0,125 0,16
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 18 0,08 0,1 0,125 0,16
P.6 | Tool and treated steels > 1100 N/mm² 18 0,08 0,1 0,125 0,16
M.1 | Corrosion- and acid-proof steels ≤ 750 N/mm² 20 0,1 0,125 0,16 0,2
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm² 20 0,1 0,125 0,16 0,2
M.3 | Corrosion- and acid-proof steels > 850 N/mm² 20 0,1 0,125 0,16 0,2
K.1 | Cast iron ≤ 820 N/mm² (≤ 240 HB) 35 0,125 0,16 0,2 0,25
K.2 | Cast iron > 800 N/mm² (> 240 HB) 25 0,125 0,16 0,2 0,25
N.1 | Aluminium, Aluminium cast alloys Si ≤ 400 N/mm² 100 0,16 0,2 0,25 0,315
N.2 | Aluminium cast alloys Si ≤ 600 N/mm² 70 0,16 0,2 0,25 0,315
N.3 | Aluminium cast alloys Si ≤ 600 N/mm² 60 0,16 0,2 0,25 0,315
N.4 | Cooper-zinc alloys, cooper-tin alloys ≤ 800 N/mm² 60 0,125 0,16 0,2 0,25
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 10 0,04 0,05 0,063 0,08
S.2 | Titanium, Titanium alloys ≤ 1250 N/mm² 20 0,04 0,05 0,063 0,08

Calculations of cutting conditions

Product attributes

Tool geometry

Tool geometry

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Lead of helix 25° - 30°.
Material HSS Co5

Material HSS Co5

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Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Point shape - form E

Point shape - form E

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Point angle 180° with centre point, DIN 1412 form E.