CPT

®

Mini Chamfer and Countersink

Solid Carbide radius fillet End-Mills

Application example

Cutting Data

Fz [mm/tooth]

Cutting Speed Vc (m/min)

ISO

Materials Class

Ø1-Ø2

Ø3-Ø4

Ø6-Ø8 Ø10-Ø12

Ø16

Low & Medium Carbon Steels <0.55%C High Carbon Steels ≥0.55%C

60-70

0.010

0.012

0.015

0.020

0.030

P

40-60

0.010

0.012

0.015

0.020

0.030

Alloy Steels, Treated Steels

30-40

0.010

0.012

0.013

0.017

0.025

Stainless Steel-Free Cutting

20-30

0.007

0.010

0.010

0.015

0.020

M

Stainless Steel-Austenitic

20-30

0.007

0.010

0.010

0.015

0.020

Cast Steels

20-30

0.007

0.010

0.010

0.015

0.020

K Cast Iron

30-40

0.010

0.012

0.013

0.017

0.025

Aluminum ≤6%Si, Copper

70-100

0.012

0.012

0.015

0.020

0.030

N

Aluminum >6%Si

90-150

0.012

0.012

0.015

0.020

0.030

Synthetics, duroplastics, thermoplastics

100-150

0.015

0.025

0.030

0.040

0.050

S Nickel alloys, Titanium alloys. H Hardened Steel, 45-50 HRc

15-30

0.007

0.010

0.010

0.015

0.020

20-40

0.007

0.010

0.013

0.017

0.025

B15-9

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