Translations:Import from STL or OBJ/8/en

From FreeCAD Documentation

Conversion mesh to solid

  • Switch to Part Workbench
  • Make sure your mesh object is selected in the tree view, otherwise select it
  • Choose Part Create shape from mesh ... from top menu
  • Specify tolerance for sewing shape (0,1 is default)
  • A new object will be created in the tree view (with blue shape icon, instead of green mesh icon)
  • Select the newly created object in the tree view
  • Choose PartCreate a copy Refine shape from the top menu
  • A new object will be created in the tree view and the previous one will be made invisible
  • Select the newly created object in the tree view
  • Choose PartConvert to solid from the top menu
  • A new object will be created in the tree view, bearing "(Solid)" in its name, to indicate it is a solid


Since the created solid has no history and no editable features (like a simple copy in FreeCAD) you could delete all previous objects from the tree view. This would keep your file size small ...