How to Fix Ghosting Ringing in 3D Printing: Simple Solutions

Ghosting ringing in 3D printing happens when the printer's moving parts vibrate after sharp direction changes, causing ripples on the print surface. To fix it, reduce print speed and acceleration, tighten belts, and check for loose parts to minimize vibrations.

Why This Happens

Ghosting ringing occurs because the printer's moving parts, like the print head or bed, shake slightly after changing direction quickly. This shaking leaves visible ripples or echoes on the surface of your print, especially near corners or detailed areas.

It is caused by mechanical vibrations and inertia that the printer cannot stop immediately.

gcode

G1 X50 Y50 F3000 ; Fast move to corner
G1 X60 Y60 F3000 ; Another fast move causing vibration

Output

Visible ripples or ghosting marks appear on the print surface near corners

The Fix

To fix ghosting ringing, lower the print speed and acceleration settings in your slicer or printer firmware. This reduces sudden stops and starts, giving the printer time to settle.

Also, tighten belts and check that all screws and rods are secure to reduce mechanical play.

gcode

M204 P500 T500 ; Set acceleration to 500 mm/s² for printing and travel
M205 X10 Y10 ; Set jerk to 10 mm/s
G1 X50 Y50 F1500 ; Slower move to corner
G1 X60 Y60 F1500 ; Slower move reducing vibration

Output

Smoother print surface with reduced or no ghosting ringing near corners

Prevention

Prevent ghosting ringing by regularly maintaining your printer: keep belts tight, lubricate rods, and ensure no loose parts.

Use moderate print speeds and acceleration settings suited for your printer model. Avoid very high speeds on detailed prints.

Consider adding vibration dampers or upgrading to better stepper motor drivers if ringing persists.

Related Errors

Similar issues include:

• Layer shifting: caused by loose belts or skipped steps, resulting in misaligned layers.
• Under-extrusion: causing gaps or weak layers, often mistaken for surface defects.
• Z-wobble: vertical ripples caused by bent rods or lead screws.

Each requires different fixes but checking mechanical stability is a common first step.

Key Takeaways

Ghosting ringing is caused by vibrations after fast direction changes in 3D printing.

Lower print speed and acceleration to reduce vibrations and improve surface quality.

Tighten belts and secure all mechanical parts to prevent unwanted movement.

Regular maintenance and proper printer setup help avoid ghosting issues.

Consider hardware upgrades like dampers or better drivers if problems persist.