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Screw-Top Jar 70 mm - Support-Free Round Thread

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Jar with a screw lid whose rounded thread keeps every flank under 45°, so both parts print without supports.

Aktualizacja u źródła: 28 wrz 2026

Informacje o modelu

Jar with a screw lid whose rounded thread keeps every flank under 45°, so both parts print without supports.

Ø70 × 92 mm, about 220 ml inside
Rounded single-start thread, 6 mm pitch, 2 turns, 0.4 mm radial clearance
Checked in CAD: the lid screws on with zero interference at the right phase (and collides at the wrong ones, as it should)
Knurled lid with a chamfered lead-in

A1 mini, 0.20 mm, PLA, no supports: body and lid together 2 h 11 min, 81 g. Print the lid roof-down, as exported.

Parametric OpenSCAD source included: change the values at the top of the file.

Checked for overhangs and bed fit, and sliced in Bambu Studio before release. Pictures are 3D renders. Makes and feedback welcome.

Tarro con tapa de rosca redondeada (flancos por debajo de 45°): tarro y tapa sin soportes, 2 h 11 min, 81 g.

برطمان بغطاء لولبي بسن مستدير يطبع بلا دعامات.