Important: These values should match or be lower than your firmware settings. Setting values too high in the slicer won't make your printer faster - it will be limited by firmware.
Motion Ability
Define your printer's physical motion capabilities and limits.
Max Speed X/Y
- Parameter
machine_max_speed_x,machine_max_speed_y- Unit
- mm/s
- Description
- Maximum travel speed for X and Y axes. Usually limited by stepper motor and belt capabilities.
| Printer Type | Typical Max Speed |
|---|---|
| Bedslinger (Ender 3) | 200-300 mm/s |
| CoreXY (Voron) | 300-500 mm/s |
| Bambu Lab | 500 mm/s |
Max Speed Z
- Parameter
machine_max_speed_z- Unit
- mm/s
- Default
- 12 mm/s
- Description
- Maximum Z-axis movement speed. Z is typically slower due to lead screw mechanics.
Max Speed E
- Parameter
machine_max_speed_e- Unit
- mm/s
- Default
- 120 mm/s
- Description
- Maximum extruder motor speed. Affects retraction speed limits.
Max Acceleration X/Y
- Parameter
machine_max_acceleration_x,machine_max_acceleration_y- Unit
- mm/s²
- Description
- Maximum acceleration for X and Y axes. Higher values enable faster prints but may cause ringing.
| Printer Type | Typical Acceleration |
|---|---|
| Bedslinger | 500-1500 mm/s² |
| CoreXY | 3000-10000 mm/s² |
| Bambu Lab | 10000-20000 mm/s² |
Max Acceleration Z
- Parameter
machine_max_acceleration_z- Unit
- mm/s²
- Default
- 500 mm/s²
- Description
- Maximum Z-axis acceleration.
Max Acceleration E
- Parameter
machine_max_acceleration_e- Unit
- mm/s²
- Default
- 5000 mm/s²
- Description
- Maximum extruder acceleration for retractions.
Max Jerk X/Y
- Parameter
machine_max_jerk_x,machine_max_jerk_y- Unit
- mm/s
- Default
- 8-10 mm/s
- Description
- Maximum instantaneous speed change (jerk) for X/Y. Higher values give sharper corners but more vibration.
Max Jerk Z
- Parameter
machine_max_jerk_z- Unit
- mm/s
- Default
- 0.4 mm/s
- Description
- Maximum instantaneous speed change for Z axis.
Max Jerk E
- Parameter
machine_max_jerk_e- Unit
- mm/s
- Default
- 2.5 mm/s
- Description
- Maximum instantaneous speed change for extruder.