What are the best settings for PLA matte?

One popular choice for obtaining a unique aesthetic is PLA matte filament. However, optimizing the settings for PLA matte prints can be tricky.

In this comprehensive guide, we will explore the best settings to achieve a stunning matte finish with your PLA prints.

I. Understanding PLA Matte Filament

Polylactic Acid (PLA) is a biodegradable thermoplastic known for its ease of use and wide availability. PLA matte filament is a variation that offers a non-glossy surface, perfect for those seeking a muted and refined appearance. It finds applications in various sectors such as architectural models, artistic prints, and product prototypes.

eSUN 3D Printer Filament PLA Matte

III. Key Factors Influencing PLA Matte Print Settings

To obtain the desired matte finish, several factors come into play:

• Layer Height: Adjusting the layer height affects the surface finish. Opt for smaller layer heights, around 0.1-0.2mm, to achieve smoother results.

• Printing Temperature: PLA matte filament requires slightly higher temperatures compared to standard PLA. Start with a temperature range of 200-220°C and adjust as needed to find the sweet spot for your specific filament brand.

• Print Speed: Slowing down the print speed helps improve the matte texture. Aim for speeds around 30-50 mm/s for optimal results.

• Retraction Settings: Stringing and oozing can mar the matte finish. Calibrate the retraction settings to minimize these issues. Experiment with retraction distance and speed to find the right balance.

IV. Recommended PLA Matte Print Settings

Based on our experience, here are some recommended settings to achieve exceptional PLA matte prints:

• Layer Height: 0.1-0.2mm
• Printing Temperature: 200-220°C
• Print Speed: 30-50 mm/s
• Retraction Distance: 1-2mm
• Retraction Speed: 40-60 mm/s

Recommended settings for eSun PLA Matte (photo: smith3d)

V. Troubleshooting Common Issues of PLA Matte

Even with the best settings, you may encounter common issues. Here's how to tackle them:

• Poor Layer Adhesion or Weak Infill: Ensure proper bed leveling and temperature calibration. Increase the infill percentage for stronger prints.

• Rough or Inconsistent Matte Texture: Adjust the extrusion multiplier or flow rate to control the amount of filament being extruded. Fine-tune the temperature settings for better texture control.

• Stringing and Blobs: Increase retraction distance and speed. Enable coasting or wipe settings in your slicer software to minimize stringing.

Common problems of PLA Matte (photo: smith3d）

VI. Post-Processing Techniques for Enhancing PLA Matte Prints

To take your matte prints to the next level, consider post-processing techniques:

• Sanding and Polishing: Use fine-grit sandpaper or sanding sponges to smoothen the surface. Polish with a soft cloth or buffing compound for a refined finish.

• Clear Coat or Varnish: Apply a thin layer of clear coat or varnish to add protection and enhance the matte appearance. Experiment with different finishes like matte, satin, or semi-gloss to achieve the desired effect.

VII. Best Practices and Tips for Successful PLA Matte Printing

Here are some additional tips for optimal PLA matte printing:

• Filament Storage: Properly store your filament in an airtight container with desiccant to prevent moisture absorption and maintain print quality.

• Calibration and Maintenance: Regularly calibrate your printer's settings, including the extruder steps/mm and bed leveling. Keep the printer well-maintained for consistent results.

3D prints with eSun PLA Matte

VII. Conclusion

With the right settings and techniques, achieving the perfect matte finish with PLA filament is within reach. Remember to experiment, fine-tune your settings, and embrace the creative possibilities that PLA matte filament offers.