Inventor PDSU Build , Release , Vault This occurs in just unfolding and refolding - no features added in between. Attached. Sometimes sheet metal features cross bend areas in the finished part. You can flatten the part to create such features. Using Unfold and Refold. How to Unfold a Surface In this article I will show how to unfold a surface. This is useful for Sheet Metal parts that will not flat pattern. Like a curved Sheet Metal part, like in the Inventor Products · Learn · Downloads. You unfold sheet metal features relative to a plane at the end of the material, or unfold bends or rolls relative to a face. Important: The unfold. You can unfold and refold the following sheet metal features: Sheet metal bends or rolls relative to a reference face. You can unfold a model. afcef.org If you compare the unfold size with the Flat Pattern, both gives you the same value. Create and Name a Sheet Metal or Unfold Rules Click Manage tab Styles and Standards panel Styles Editor. In the Style and Standard Editor. Use Sheet Metal tools to create the part. Lofted Flange and Rip. Attached was created in student version - so examine and then delete.