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Thread Milling TECHNICAL data |

Dados técnicos | Datos técnicos NEW

E tool selection | E

Selecção de ferramenta | Selección de herramienta

The chart bellow provide a accurate visual selection tool for internal threading.

(Suitable for the thread forms: ISO, UN, WHIT, NPT, NPTF, BSPT and PG)

3.5 8 3.0 Dc=29 10 2.5 Dc=10

Dc=21

12 2.0 Dc=7 Dc=8 16 1.5 Dc=5

Dc=12

20 1.25

Dc=9

24 1.0 Dc=6

Dc=4 32 0.75

48 0.5

64

d - Internal mill diameter

Right hand Thread

Rosca direita | Rosca derecha

Any tool with a small diameter can produce larger diameter threads.

Example:

Internal thread: M26 x 2.0 Thread

Find a milling tool to produce d = 26 internal E - 718 | Inserts Overview

right hand ISO thread with a tread pitch P = 2.0mm.

E - 720 | Inserts program Turning

Internal mill diameter d = 26 mm d = 26

Thread pitch P = 2.0 mm E - 766 | External Toolholders

P = 2.0

As you can see above, the two red lines intersect at a selected tool E - 770 | Internal Toolholders

with a cutting diameter of Dc = 18 mm

E - 775 | Spare Parts

Chosen toolholder - order code: 212395200 | Reference: WSSN 018 085 A21-1 E - 776 | Technical Data

Chosen insert - order code: 2123995G4 | Reference: 21 I 2.0 ISO PH7920