CNC Machinist Calculator UltraM96 Roll cutter comp at corners
Fadal M-code · Mill
With G41 or G42 on, the tool rolls around outside corners on an arc.
Format
M96
How it works
Modal, corner group with M97.
Example program
N1 G0 G40 G49 G80 G90 G17 (FORMAT 2 SAFE START)
N2 T1 M6 (1-2 END MILL)
N3 G0 G90 G54 X-1. Y-1. S3000 M3
N4 G43 H1 Z-.25 M8
…
N2 T1 M6 (1-2 END MILL)
N3 G0 G90 G54 X-1. Y-1. S3000 M3
N4 G43 H1 Z-.25 M8
…
The full 8-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Rolling corners are safer on sharp outside corners. The tool never leaves the part far.
Related codes
M96 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Interrupt type macro enable |
| Haas NGC | Jump if no input |
| DMG Mori MAPPS (Fanuc) | Macro interrupt mode |
| Mazak (EIA) | User macro interruption, valid |
| Mitsubishi M70 M80 | Macro interrupt enable |
Every M-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 M96 in the app All Fadal M-codes