HEIDENHAIN SW 548328-05 DIN Programming - Manual (Page 77)

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2.3 Units—Recessing
"ICP recessing" unit
G870 generates a recess defined by G22-Geo. The Control uses the
tool definition to distinguish between external and internal machining,
or between radial and axial recesses.
Unit name: G870_ICP / Cycle: G870 (see page 281)
Access to the technology database:
 Machining operation: Recessing
 Affected parameters: F, S
Contour form
I
Oversize in X and Z direction
EZ Period of dwell after recessing path (default: time for one
spindle revolution)
Further parameters of the contour form: see page 60.
Further forms:
see page 58