CNC Machinist Calculator UltraHome › G-codes › Fanuc › G13.1
G13.1 Polar coordinate interpolation off
Fanuc G-code · Mill, Lathe
On mills: Polar coordinate interpolation off
Cancels polar coordinate interpolation started by G12.1 and returns to normal axis motion.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
How it works
Modal, group 21. This is the power on state.
Example program
G13.1 (POLAR INTERPOLATION OFF)
G00 Z1. (RAPID CLEAR)
Example is in inch. Check offsets and clearances first.
Watch out for
- Cancel cutter compensation with G40 before G13.1.
- Reset also returns to G13.1 on most setups.
On lathes: Polar coordinate interpolation off
Cancels polar coordinate interpolation and returns X and C to normal turning control.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
How it works
Modal, cancels G12.1. Power on state.
Example program
G13.1 (POLAR INTERPOLATION OFF)
G18 (ZX PLANE)
G00 Z.5 (RETRACT)
Example is in inch. Check offsets and clearances first.
Watch out for
- Cancel tool nose radius compensation with G40 before G13.1.
- Go back to G18 after the milling section so arcs and comp work on the ZX plane again.
Related codes
G13.1 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Mitsubishi M70 M80 | Polar coordinate interpolation cancel |
| Swiss (Citizen Star) | Polar coordinate interpolation off |
Every G-code for Fanuc 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 G13.1 in the app All Fanuc G-codes