Geometry idealization > Using Modeling commands to repair geometry
Surface addition and removal commands
To add or remove surfaces, you can use the following Modeling commands.
| Sew | Combines sheet bodies by sewing common edges together, or combines solid bodies by sewing common faces. |
|---|---|
| Unsew | Unsews faces from a body. |
| Patch | Modifies a solid or sheet body by replacing faces with the faces of another sheet. |
| Extract Geometry | Creates a body by copying a face, a set of faces, or another body. |
Learn more
Using Modeling commands to repair geometry
Repairing problems
Viewing features in the Part Navigator
Creating surfaces using 3D curves
Look up more details
Surface creation commands
Quick links
Command reference
Pre/Post video examples
Bulk Entry Descriptions
Simcenter 3D tutorials
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Surface addition and removal commands, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/genid_adding_and_removing_surfaces_44_794 · retrieved 2026-07-17