Fractal 3D Model of Sierpiński Octahedron

admin | 05.12.2025

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No supports. No bridging. No retractions. The model has the astonishing property that horizontal cross sections are simply connected and change continuously with height, allowing for perfect printing in spiral mode (or single-walled without infill).

This fractal is half of the octahedron flake (or Sierpiński octahedron). Each triangular face is a Sierpiński triangle, and the base of the pyramid is (approximately) a space-filling curve known as the Sierpiński curve. Figures like the Vicsek fractal also exist in this model.

Printing settings and instructions are included.

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  • Author: admin
  • Date: 05.12.2025
  • Category: Hobby & RC
  • Views: 96
  • Downloads: 87
  • Likes: 0
  • Images: 3
  • Files: 3

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