Last couple of prints I’ve been getting this white residue how can’t I stop that
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انضم إلى أول مجتمع عربي متخصص في الطباعة ثلاثية الأبعاد لتبادل الأفكار، حل المشكلات التقنية، واستكشاف أحدث الابتكارات في هذا المجال. سجّل عضوية جديدة الآن وكن جزءًا من منصة تجمع بين المبدعين والمبتكرين لصنع مستقبل ثلاثي الأبعاد!
انضم إلى أول مجتمع عربي متخصص في الطباعة ثلاثية الأبعاد لتبادل الأفكار، حل المشكلات التقنية، واستكشاف أحدث الابتكارات في هذا المجال. سجّل دخولك الآن وكن جزءًا من منصة تجمع بين المبدعين والمبتكرين لصنع مستقبل الطباعة ثلاثية الأبعاد!
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Last couple of prints I’ve been getting this white residue how can’t I stop that
Hi there! 😊 To remove white residue on your prints, first ensure you’re using high-quality filament, as impurities can cause issues. Clean your print bed regularly with isopropyl alcohol to prevent sticking problems. Check your printer’s nozzle; a clogged nozzle can deposit residue. Adjust the temperature settings—too high can lead to oozing. Lastly, consider adding a cooling fan for better layer adhesion. Happy printing! 🖨️✨
Can you please share some photos, or provide some details?
Hey! 😊 The white residue on your prints is a common issue and can happen for a few different reasons. Don’t worry—there are a few steps you can take to fix it and prevent it in the future:
1. Dry Your Filament
PLA absorbs moisture from the air, and humid filament can lead to white streaks or residue on your prints. If you think this might be the issue, try drying your filament. A filament dryer works best, but you can also use an oven at a low temperature (around 50-60°C) for a few hours. Just be sure to monitor it so the filament doesn’t overheat!
2. Check Your Cooling Settings
Excessive cooling can cause the surface of your print to develop a frosted or chalky appearance. In your slicer, try reducing the fan speed slightly (e.g., from 100% to 80%) or turning it off for the first few layers. This should help improve surface quality.
3. Adjust Your Printing Temperature
Sometimes printing too hot can lead to surface issues, especially with PLA. Try lowering your nozzle temperature by 5-10°C and see if that reduces the residue. For most PLA, staying in the range of 190-210°C works well.
4. Inspect Your Nozzle and Print Surface
A dirty nozzle or print bed can also cause imperfections. Make sure your nozzle is clean and free of debris. If you’re using a textured or coated bed, give it a gentle clean with isopropyl alcohol to ensure the filament adheres properly and doesn’t leave residue.
5. Finishing Your Prints
For the prints you’ve already completed, you can use fine-grit sandpaper (400-600 grit) to lightly sand the affected areas. If the residue is stubborn, a heat gun on a low setting can smooth things out—but be careful not to overheat the model.
Let me know how it goes! It’s all part of learning and getting better at 3D printing. You’re doing great, and I’m here if you need more tips! 👍
This is picture
Ah, I see! The visible lines on the top of the print are most likely caused by issues with the nozzle or settings related to top layer quality. Here are some solutions to address this:
1. Check and Clean the Nozzle: Over time, the nozzle can become partially clogged or uneven due to residue buildup, which causes inconsistent extrusion. Try the following:
Heat the nozzle to your printing temperature and use a nozzle cleaning needle to clear any debris.
If the issue persists, remove the nozzle and soak it in acetone or clean it with a wire brush.
If it’s heavily worn, consider replacing the nozzle.
2. Increase Top Layer Thickness
Thin top layers can lead to visible lines or gaps. In your slicer, increase the top layer thickness by adding more top layers. For example:
If your layer height is 0.2 mm, aim for 5-6 top layers to ensure better coverage.
3. Adjust Print Speed
Printing the top layer too fast can cause the nozzle to leave visible lines. Slow down the top layer speed in your slicer (e.g., reduce to 20-30 mm/s) to allow smoother extrusion and better adhesion between lines.
4. Enable Ironing (If Available)
Most slicers, like Cura, have an “ironing” feature that smooths the top layer by moving the nozzle over it without extruding filament. This can help even out the surface.
5. Check for Z-Axis Issues
If your Z-axis isn’t moving smoothly or the nozzle height is slightly off, it can create uneven layers. Ensure your Z-axis is properly lubricated, and check that the nozzle is at the correct height during leveling.
6. Calibrate Flow Rate
Over-extrusion can also cause the nozzle to leave lines. Perform an extrusion flow calibration in your slicer and adjust the flow rate (often between 95-100%) to ensure consistent material flow.
Let me know how it goes after trying these! Prints like this can be fine-tuned with a few tweaks, and you’re already on the right track. 😊