Page 192 - Threading_Handbook
P. 192
THREAD MILLING Tangential Entering by Line 4 External Threading 1 DC
This method is very simple, with all the advantages of the tangential entering by arc method,
but is used only for external threading.
2
3
DW
DW - Workpiece diameter
DC - Cutter Diameter
1-2: Tangential line entry
2-3: Helical movement during one full orbit (360°)
3-4: Tangential line exit
192 ISCAR