: Import the file as a Mesh Body . Use the "Convert to Mesh" or "Mesh to B-Rep" tools to create a solid body that can be modified with features like fillets or holes.
: If the mesh has holes, use the Solidify Modifier to give it thickness, then export it in a format like .step or .iges for engineering software. 3. Ensure Watertight Geometry sl3.zip
Check for non-manifold edges or flipped normals that might prevent the software from recognizing it as a solid. : Import the file as a Mesh Body
Are you working within a specific (e.g., Mastercam, Fusion 360, SolidWorks) or are you trying to convert a Silverlight 3 asset? How to create Flip effect | Telerik Forums How to create Flip effect | Telerik Forums
A "solid feature" requires the model to be (no gaps in the mesh).
: Use the MeshToNURB command to transform faceted mesh data into a solid surface.