Baking-soda volcano with fluted lava slopes — 3D-printable model preview
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Baking-soda volcano with fluted lava slopes

Make a foaming volcano erupt

A science-fair volcano: a crater cup on a tall fluted cone. Put baking soda and a drop of washing-up liquid and food colouring in the crater, pour in vinegar, and the "lava" foams over the rim and runs down the grooves of the slopes.

0
Size
Ø 64 mm, 120 mm tall
Shape
Round
Walls
2.0 mm
Volume
438 cm³
Est. weight (PLA)
544 g
Parts to print
1
Made by
Krypto
Built in
10 steps

What’s in it

  • Round, Ø 64 mm, 120 mm tall, with 2.0 mm walls
  • Flared pedestal
  • Raised text: “Label”

How to print it

Stand it in a baking tray. Rinse after each eruption.

Prints as shown on its floor, no supports.

Filament: at most about 544 g of PLA printed solid (roughly $10.87 at $20 per kg); normal infill uses less.

To get the files, open it in the generator and choose File › Download STL (one file per part) or Download 3MF (a 3MF per part, plus a Bambu Studio / Orca Slicer project with every part on its own plate).

Questions

What size is the baking-soda volcano with fluted lava slopes model?

The baking-soda volcano with fluted lava slopes model measures Ø 64 mm, 120 mm tall. You can change every size in the free SO3D.xyz generator before you download it.

Does it need supports?

No. Stand it in a baking tray. Rinse after each eruption. Prints as shown on its floor, no supports.

How much filament does it use?

At most about 544 g of PLA (438 cm³ printed solid), roughly $10.87 of filament at $20 per kg. Normal infill uses less.

Can I change it?

Yes. Open it in the SO3D.xyz generator (free, in your browser), change the size, walls, dividers, holes, text or anything else, then download it as STL or 3MF for your slicer.

More science & education

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Make it fit your space

Change the size, walls, dividers, holes and labels of the baking-soda volcano with fluted lava slopes model in your browser, then download it for your printer. Free, no CAD needed.

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