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ELMAX
Cutting data
–recommendations
The cutting data below are to be considered as
guiding values which must be adapted to existing
local conditions.
TURNING
Turning with Turning with
carbide
high speed
Cutting data
steel
parameters Rough turning Fine turning Fine turning
Cutting
speed (v C
)
m/min. 50–80 80–130 15
f.p.m. 165–265 265–430 50
Feed (f)
mm/r 0,3–0.6 –0,3 –0,3
i.p.r. 0,01–0,024 –0,01 –0,01
Depth
of cut (a P )
mm 2–6 –2 –2
inch 0,08–0,24 –0,08 –0,08
Carbide
designation
ISO K15* K15* –
US C2* C2*
*Use a wear resistant Al 2
O 3
coated carbide grade, for
example Sandvik Coromant GC 3015 or Seco TP05.
End milling
Type of end mill
Carbide
Cutting data Solid indexable High speed
parameters carbide insert steel
Cutting
speed (v C )
m/min. 20 50–80 9 1)
f.p.m. 66 165–265 30 1)
Feed (f Z )
mm/tooth 0,03–0,20 2) 0 0,08–0,20 2) 0 0,050–0,35 2) 0
in/tooth 0,001–0,008 2) 0,003–0,008 2) 0,002–0,014 2)
Carbide
designation
ISO K20 K15 3) –
US C2 C2 3) –
1)
For coated HSS end mill v C
~ 16 m/min. (53 f.p.m.).
2)
Depending on radial depth of cut and cutter diameter.
3)
Use a wear resistant Al 2
O 3
coated carbide grade.
DRILLING
High speed steel twist drills
Drill diameter Cutting speed (v c ) Feed (f)
mm inch m/min. f.p.m. mm/r i.p.r.
– 5 –3/16 9* 30* 0,05–0,15 0,002–0,006
5–10 3/16–3/8 9* 30* 0,15–0,25 0,006–0,010
10–15 3/8–5/8 9* 30* 0,25–0,35 0,010–0,014
15–20 5/8–3/4 9* 30* 0,35–0,40 0,014–0,016
* For coated HSS drills v C
~13 m/min. (43 f.p.m.).
MILLING
Face and square shoulder milling
Milling with Milling with
carbide
high speed
Cutting data
steel
parameters Rough milling Fine milling Fine milling
Cutting
speed (v C )
m/min. 70–90 90–120 9
f.p.m. 230–300 300–395 30
Feed (f Z)
mm/tooth 0,2–0,4 0,1–0,2 0,1
in/tooth 0,008–0,016 0,004–0,008 0,004
Depth
of cut (a p )
mm 2–5 –2 –2
in 0,08–0,20 0,08 –0,08
Carbide
designation
ISO K15* K15* –
US C2* C2* –
* Use a wear resistant Al 2
O 3
coated carbide grade, for
example Sandvik Coromant GC 3015 or Seco T10M.
Carbide drills
Type of drill
Cutting data Indexable Solid Brazed
parameters insert carbide carbide 1)
Cutting
speed (v C )
m/min. 80–130 40 30
f.p.m. 265–430 130 100
Feed (f)
mm/r 0,05–0,25 2) 0,10–0,25 2) 0,15–0,25 2)
i.p.r. 0,002–0,01 2) 0,004–0,01 2) 0,006–0,01 2)
1)
Drills with internal cooling channels and brazed carbide
tip.
2)
Depending on drill diameter.
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