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G70 Finishing cycle
Mitsubishi M70 M80 G-code · Lathe
Runs the finish path between P and Q after G71, G72 or G73 roughing.
Format
G70 P Q
Addresses
| Address | What it does |
|---|---|
P | First sequence number of the shape |
Q | Last sequence number of the shape |
How it works
Non-modal, group 00.
Example program
G00 X2.1 Z.1 (CYCLE START POINT)
G70 P10 Q20 (FINISH PASS)
G00 X3. Z1. (CLEAR)
G70 P10 Q20 (FINISH PASS)
G00 X3. Z1. (CLEAR)
Example is in inch. Check offsets and clearances first.
Watch out for
- F and S in the shape blocks are used here, not in roughing.
- Return to the same start point used for roughing.
Related codes
G70 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Finishing cycle |
| Haas NGC | Bolt hole circle |
| Mazak (EIA) | Finishing cycle |
| Siemens 840D 828D | Inch input for geometry |
| Heidenhain TNC (ISO) | Inch units |
| Fagor 8055 8065 | Inch programming |
| LinuxCNC Tormach | Lathe finishing cycle |
| Mach3 Mach4 | Inch units, Mach3 |
| Centroid CNC12 Acorn | Profile finishing cycle |
| Hurco WinMax (NC) | Inch input (Basic NC) |
| Fadal | Check for inch setting, older code |
| Swiss (Citizen Star) | Finish turning cycle |
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