Recommended Cutting Speed
for Round Dies

Unless otherwise requested, all dies are supplied solid (Form B).

Material

Rake Angle

m/min.

Lubricant

Structural Steel

17-22°

8-12

Cutting Oil

free-cutting Steel

17-22°

10-14

Cutting Oil

Cementation Steel

17-22°

6-10

Cutting Oil

heat treatable Steel

13-18°

5-  8

Cutting Oil

VAStainless Steel

13-18°

4-  6

special Cutting Oil

Cast Iron GG

8-12°

5-  8

Cutting Oil, Kerosene

Brass, short-chipping

3-  7°

20-30

Cutting Oil

Brass, long-chipping

10-15°

12-18

Cutting Oil

Bronzes

8-12°

5- 8

Cutting Oil, Oil Emulsion

Copper

23-28°

11-15

Cutting Oil, Oil Emulsion

Al-alloys, long-chipping

23-28°

15-25

special-Cutting Oil, Kerosene

Al-alloys, short-chipping

13-18°

8-12

special-Cutting Oil, Kerosene

D

Outside diameter

E

Width of die

a

Width of land

b

Hole for holding screws

a

Rake angle

b

Lead angle

g

Angle of gun nose