Operation
Version 1.1.6 - 2021-9-17
44
Translation of original instruction
TU3008G
GB
T
U
3008G
_GB
_4.
fm
For infeeds of 0.05 to 0.5 mm per revolution and depths of cut of 0.2 mm to 3.0 mm.
The different apex angles (
) of the cutting form level need to conduct the chip.
Img.4-24: Positive apex angle for planing
Img.4-25: Neutral apex angle for planing and rough-
ing
Img.4-26: Negative apex angle for roughing
The ready-ground major cutting edge must be slightly ground with a grindstone for the
planing.
For the roughing, a small chamfer must be produced with the grindstone in order to stabilize
the cutting edge against striking chips (b
f
= f x 0.8).
Img.4-27: Stabilize cutting edge
j
b
f
10°
