HEIDENHAIN TNC 430 - SL cycles

HEIDENHAIN TNC 426, TNC 430 259
8.4 Cycles for milling pockets, studs and slots
U Rounding off radius: Radius for the pocket corners.
If Radius = 0 is entered, the pocket corners will be
rounded with the radius of the cutter.
Calculations:
Stepover factor k = K x R
K: is the overlap factor, preset in machine parameter 7430, and
R is the cutter radius