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OBJ to DWG: Turn 3D Models Into CAD Drawings

OBJ is widely used in 3D modelling and animation. DWG is the engineering standard. Learn how and when to convert OBJ files to DWG format.

OBJ to DWG: Turn 3D Models Into CAD Drawings

OBJ to DWG: From 3D Modelling to Engineering CAD

OBJ (Wavefront Object) is one of the most widely used 3D model formats — supported by Blender, Maya, Cinema 4D, SketchUp, and hundreds of other applications. DWG is AutoCAD's format for technical drawings and engineering documentation. Converting OBJ to DWG enables 3D models from creative tools to enter formal engineering and manufacturing workflows.

Why Convert OBJ to DWG?

  • Your 3D model was created in Blender or SketchUp and needs to be reviewed or annotated in AutoCAD
  • An architect created a conceptual model in a 3D visualisation tool and needs to produce engineering drawings
  • A 3D scan (exported as OBJ) needs to be brought into CAD for measurement and technical documentation
  • You received an OBJ from a designer and need to open it in AutoCAD without additional software

What OBJ Contains

OBJ files store:

  • Vertex coordinates (3D point positions)
  • Face definitions (how vertices connect to form surfaces)
  • Texture coordinates (UV mapping)
  • Material references (pointing to .MTL files)
  • Normals (surface direction for rendering)

When converting to DWG, the geometry carries over. Textures and materials do not — DWG is a technical drawing format, not a rendering format.

How to Convert OBJ to DWG Free

  1. Open the Konvertibly OBJ to DWG converter
  2. Upload your OBJ file
  3. Download the resulting DWG
  4. Open in AutoCAD, BricsCAD, or NanoCAD

Convert now: Free OBJ to DWG converter