Difference between Custom Extruded Solid and Extruded Profile?

edited October 2025 in General

Hello,
How do you understand the difference between both representations?
Use case: basis of a column that I want to model as IfcBuildingElementPart.
Thanks!

Comments

  • @RaphaëlVouilloz
    from the "practical" standpoint creating a profile allows you to extrude it with 'shift-E' (select element first)
    with custom extruded solid you have the same but extruded length is determined by its 'Depth' value (tab the element to make top menu appear)

    also the procedure to create them is different, there might be other important difference I don't know about

    RaphaëlVouilloz
  • An extruded profile is constrained to exrude the profile(s) along a given vector. In practice, the profile is typically significant and named or stored as an asset. Typical for beams, columns, steel members, etc.

    A custom extruded solid is a completely arbitrary shape made out of extrusions. It may have booleans, or multiple extrusions in any direction and starting or stopping at any point. It's just another modeling alternative to meshes. May be used in railings, curtain wall panels, windows, doors, simple furniture, etc.

    steverugizoomerduarteframosRaphaëlVouillozMaswalpa
  • Ok thank you to both of you! really clear

    steverugi
  • edited October 2025

    Ok custom extruded solid is super interesting and seems to work as part modeling in FreeCAD, is that correct?
    I have seen that in edit mode, once you have a first extrusion (by default a cube) you can "Add Item" to the modelisation. Can we choose one face to draw a second sketch and extrude it?
    Edit: found it

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