CNC Machinist Calculator UltraG88 Bore in, dwell, bore out
Fadal G-code · Mill
Feeds to Z, dwells for P milliseconds, then feeds out.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
G88 X Y Z R0 P F
Addresses
| Address | What it does |
|---|---|
Z | Hole bottom |
R0 | R0 plane where feed starts. Must be at or below the start plane |
P | Dwell in milliseconds |
F | Feed rate |
How it works
Modal fixed cycle. Cancel with G80.
Example program
N1 G0 G40 G49 G80 G90 G17 (FORMAT 2 SAFE START)
N2 T9 M6 (1.000 BORING BAR)
N3 G0 G90 G54 X1. Y1. S1200 M3
N4 G43 H9 Z1. M8 (START PLANE)
…
N2 T9 M6 (1.000 BORING BAR)
N3 G0 G90 G54 X1. Y1. S1200 M3
N4 G43 H9 Z1. M8 (START PLANE)
…
The full 7-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- P is milliseconds.
- On Fanuc G88 is a manual retract bore. Check the Fadal manual before using it.
Related codes
G88 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Boring cycle, manual retract |
| Haas NGC | Boring cycle, dwell and manual retract |
| Mazak (EIA) | Side tapping cycle, live tool |
| Okuma OSP | LAP continuous thread cutting cycle |
| Mitsubishi M70 M80 | Boring cycle, manual retract |
| Brother Speedio | Boring cycle with manual retract |
| Fagor 8055 8065 | Circular pocket canned cycle |
| LinuxCNC Tormach | Boring cycle, manual out, not implemented |
| Mach3 Mach4 | Bore, manual retract |
| Hurco WinMax (NC) | Rigid tap (BNC) or bore manual out (ISNC) |
| Swiss (Citizen Star) | Side tapping cycle |
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Open G88 in the app All Fadal G-codes