3D printing can encounter a variety of issues that affect the quality and success of prints. Here are some of the most common problems and their potential solutions:
1. Poor Bed Adhesion
Problem: The first layer does not stick properly to the build platform, causing warping or complete print failure.
Solutions:
- Ensure the bed is level and correctly calibrated.
- Clean the bed surface to remove dust and oils.
- Use appropriate bed adhesives like glue sticks, painter’s tape, or specialized sprays.
- Adjust the bed temperature according to the filament type.
- Slow down the print speed for the first layer and increase its extrusion width.
2. Layer Shifting
Problem: Layers are misaligned, resulting in a skewed or distorted print.
Solutions:
- Check for loose belts or pulleys and tighten them.
- Ensure the stepper motors are functioning properly.
- Reduce print speed to minimize mechanical stress.
- Check for obstructions or mechanical interference in the printer’s movement.
3. Stringing or Oozing
Problem: Thin strands of filament appear between parts of the print.
Solutions:
- Adjust retraction settings to ensure the filament is pulled back before the print head moves.
- Increase travel speed to minimize the time the nozzle moves between print areas.
- Lower the printing temperature to reduce filament viscosity.
- Clean the nozzle to prevent buildup of excess filament.
4. Warping
Problem: The edges of the print curl up, causing deformation.
Solutions:
- Use a heated bed and adjust the temperature according to the filament type.
- Apply adhesives like glue sticks or hairspray to the build platform.
- Print with a brim or raft to increase bed contact area.
- Ensure consistent ambient temperature to avoid drafts and sudden cooling.
5. Under-Extrusion
Problem: Not enough filament is extruded, resulting in weak or missing layers.
Solutions:
- Check for clogs in the nozzle and clean if necessary.
- Ensure the extruder gear is gripping the filament properly.
- Increase the extrusion multiplier in the slicing software.
- Verify the filament diameter setting matches the actual filament.
6. Over-Extrusion
Problem: Too much filament is extruded, causing blobs and overfilled layers.
Solutions:
- Decrease the extrusion multiplier or flow rate in the slicing software.
- Check the filament diameter setting and ensure it matches the actual filament.
- Calibrate the extruder steps per millimeter (steps/mm).
7. Print Not Sticking to Bed
Problem: The print detaches from the build platform during the process.
Solutions:
- Ensure the bed is level and clean.
- Adjust the initial layer height to be closer to the bed.
- Use appropriate adhesives or a different build surface.
- Print with a raft or brim to improve bed adhesion.
8. Clogged Nozzle
Problem: Filament cannot flow through the nozzle due to a blockage.
Solutions:
- Heat the nozzle and manually push filament through to clear minor clogs.
- Use a cleaning filament or needle to clear more stubborn blockages.
- Regularly clean and maintain the nozzle to prevent clogs.
9. Inconsistent Extrusion
Problem: The filament flow varies, causing gaps or irregular layers.
Solutions:
- Ensure consistent filament diameter and quality.
- Check for extruder gear slippage or filament grinding.
- Adjust the extruder tension to ensure proper grip on the filament.
- Calibrate the extruder steps per millimeter (steps/mm).
10. Z-Axis Wobble
Problem: Visible horizontal lines or waves on the sides of the print due to Z-axis instability.
Solutions:
- Tighten the Z-axis lead screw and ensure it is straight.
- Check for loose Z-axis couplers and secure them.
- Use anti-wobble mechanisms or brackets if available for your printer model.
If you order 3D prints on our website, we will print the best possible prints and check the prints before shipment to avoid any of the above problems.
