CNC Machinist Calculator UltraG75 Tapping head cycle
Fadal G-code · Mill
Tap cycle for a self reversing tapping head. The spindle keeps turning one way and the head reverses the tap.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
G75 X Y Z R0 F
Addresses
| Address | What it does |
|---|---|
Z | Tap depth |
R0 | R0 plane where feed starts. Must be at or below the start plane |
F | Feed, lead times RPM |
How it works
Modal fixed cycle. Cancel with G80.
Example program
N1 G0 G40 G49 G80 G90 G17 (FORMAT 2 SAFE START)
N2 T7 M6 (.250-20 TAP IN TAPPING HEAD)
N3 G0 G90 G54 X1. Y1. S400 M3
N4 G43 H7 Z1. M8 (START PLANE)
…
N2 T7 M6 (.250-20 TAP IN TAPPING HEAD)
N3 G0 G90 G54 X1. Y1. S400 M3
N4 G43 H7 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
- Only for a reversing tapping head. With a plain holder use G84 or G84.1.
Related codes
G75 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | OD and ID peck grooving cycle |
| Haas NGC | OD and ID grooving cycle |
| Mazak (EIA) | X axis grooving cycle |
| Okuma OSP | Automatic chamfering |
| Mitsubishi M70 M80 | Longitudinal cut-off and grooving cycle |
| Siemens 840D 828D | Fixed point approach |
| Fagor 8055 8065 | Probing move until touch |
| Centroid CNC12 Acorn | OD or ID groove peck cycle |
| Hurco WinMax (NC) | Multi quadrant arc mode (BNC) |
| Swiss (Citizen Star) | Grooving cycle in X |
Every G-code for Fadal in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open G75 in the app All Fadal G-codes