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G95 Feed per spindle revolution
Siemens 840D 828D G-code · Mill and lathe
F is read as mm per spindle revolution. Usual on lathes. The axis feed follows the master spindle speed.
Format
G95 F
Addresses
| Address | What it does |
|---|---|
F | Feed in mm per rev, or inch per rev with G700 |
How it works
Modal, G group 15 (feed type).
Example program
G95 G90 G54 ; FEED PER REV
S1000 M3
G0 X42 Z2
G1 Z-30 F0.2 ; 0.2 MM PER REV
S1000 M3
G0 X42 Z2
G1 Z-30 F0.2 ; 0.2 MM PER REV
Example is in inch. Check offsets and clearances first.
Watch out for
- The spindle must turn. With the spindle stopped, axes do not move in G95.
- F0.2 in G95 means 0.2 mm per rev. In G94 the same F would crawl at 0.2 mm per min.
Related codes
G95 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Feed per revolution |
| Haas NGC | Feed per revolution mode |
| Okuma OSP | Feed per revolution |
| Mitsubishi M70 M80 | Feed per revolution |
| Brother Speedio | Feed per revolution |
| Fagor 8055 8065 | Feed per revolution |
| LinuxCNC Tormach | Feed per revolution |
| Mach3 Mach4 | Feed per revolution |
| Hurco WinMax (NC) | Feed per revolution |
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