Converting 2D PNG designs to SVG for extrusion into 3D-printable models.

Some 3D printing workflows use SVG files as the basis for extruded shapes. Converting a 2D PNG design to SVG is the first step in creating 3D-printable models from flat artwork.

How SVG Feeds 3D Printing

3D modeling software like Tinkercad, Fusion 360, and OpenSCAD can import SVG files and extrude them into 3D shapes. A flat SVG logo becomes a raised 3D emblem; an SVG outline becomes a cookie cutter or stamp.

Conversion Steps

  1. Convert your PNG to SVG using Shape to Vector
  2. Clean up the SVG in Inkscape — remove stray artifacts, simplify paths
  3. Import the SVG into your 3D software (Tinkercad: Import → SVG file)
  4. Extrude to desired height
  5. Export as STL for slicing and printing

Tips for 3D-Printable SVGs

  • Simplify paths aggressively — 3D printers can't reproduce very fine vector detail
  • Ensure all paths are closed for proper extrusion
  • Consider wall thickness — features thinner than 0.8mm may not print
  • Test with a small print before committing to the full-size version