CAD Import Module Updates

For users of the CAD Import Module, COMSOL Multiphysics® version 5.3a extends support to new versions of certain CAD file formats.

Updated Support for New CAD File Format Versions

The CAD file import and export functionality has been extended to support new versions for the following file formats:

Read from File

  • Parasolid®: (.x_t, .xmt_txt, .x_b, .xmt_bin) up to V30.0
  • ACIS®: (.sat, .sab, .asat, .asab) up to R25, 2018 1.0
  • AutoCAD® (.dwg, .dxf) up to 2017
  • CATIA® V5 up to 2017
  • PTC® Creo® Parametric™ up to 4.0

Write to File

  • Parasolid®: (.x_t, x_b) V30.0

You can view a complete list of supported CAD file formats in the CAD Specification Chart under the "Read from File, CAD" and "Write to File" sections.


Autodesk, the Autodesk logo, and AutoCAD are registered trademarks or trademarks of Autodesk, Inc., and/or its subsidiaries and/or affiliates in the USA and/or other countries. ACIS is a registered trademark of Spatial Corporation. CATIA is a registered trademark of Dassault Systèmes or its subsidiaries in the US and/or other countries. Parasolid is a trademark or registered trademark of Siemens Product Lifecycle Management Software Inc. or its subsidiaries in the United States and in other countries. PTC, Creo, and Creo Parametric are trademarks or registered trademarks of PTC Inc. or its subsidiaries in the U.S. and in other countries. COMSOL AB and its subsidiaries and products are not affiliated with, endorsed by, sponsored by, or supported by these trademark owners.