Tagged “stringing”

Answer·Hardware·October 30, 2026

How do you calibrate retraction distance?

Print a retraction tower (OrcaSlicer tests 0 to 2 mm in 0.1 mm steps, a new length every 1 mm of height) and keep the shortest length whose band prints clean.

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Answer·Troubleshooting·October 30, 2026

Can Z hop cause stringing?

Yes. Prusa says a lower Lift Z improves stringing. Keep the hop low (Bambu Studio ships 0.4 mm) and lift on a slope, spiral or ramp instead of straight up.

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Answer·Troubleshooting·October 30, 2026

How do you remove stringing from a 3D print?

Pull or cut the loose strings, then hit the fine wisps with a heat gun at about 200 °C for one or two seconds. Longer can deform PLA, which softens at 54 to 60 °C.

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Answer·Hardware·October 30, 2026

What is retraction in 3D printing?

Pulling filament back before a travel move so the nozzle stops oozing: 0.8 mm at 30 mm/s in Bambu Studio's X1 Carbon profile, 3.2 mm at 70 mm/s on a Bowden Prusa MINI.

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Answer·Troubleshooting·October 30, 2026

Why is my 3D print stringing?

Stringing is plastic leaking from the nozzle on travel moves. Check a wet spool first, then heat (UltiMaker: 5 °C lower per print), retraction and long travels.

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Answer·Troubleshooting·October 30, 2026

Why is PETG so stringy?

Shipped profiles run PETG 20 to 35 °C hotter than PLA, and its melt draws out into threads. Dry it, drop the nozzle 5 to 10 °C, and expect a few fine hairs.

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