Joining separate mesh sections into one watertight volume using tools like or Blender .
This is the most common method. You draw a 2D profile (sketch) and "pull" it into a 3D shape. 123448
If you have a collection of surface sheets that form a closed "box," you can use a Knit or Stitch tool to turn them into a single solid body. Joining separate mesh sections into one watertight volume
If you are using CAD software like or Autodesk Inventor , you can generate a solid piece using these standard methods: 1. Extruded Boss/Base 123448