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Solid from Shell dialog box

Shell Elements for Mesh
Select Elements Lets you select the 2D elements that you want to use to generate the 3D mesh.
Bounding Volume Density Control
Select Objects Lets you select a Bounding Volume mesh control. Use this option to apply a local mesh density to the elements that lie in the interior of the bounding volume.For more information, see Bounding volume mesh controls.
Element Properties
Type Specifies the type of 3D element to create, such as linear or parabolic tetrahedral elements. The types of elements available depend upon the solver you selected when you created the FEM file.
Edit Mesh Associated Data Appears when you select an element type that requires the definition of additional properties.Opens the Mesh Associated Data where you can define solver-specific properties for the elements. The software applies these properties uniformly to all the elements in the mesh.
Mesh Settings
Internal Mesh Gradation Specifies the value that the software uses as a scale factor for increasing the length of one internal element edge to the next internal edge. Use this option to control the expansion of tetrahedral elements toward the interior of the mesh.Moving the slider towards the minimum setting specifies that tetrahedral elements should remain approximately constant in size throughout the body.Moving the slider towards the maximum setting specifies that tetrahedral elements should expand rapidly towards the center of the body.Note: If you do not want the size of the elements to change, specify a value of 1.0 in the Internal Mesh Gradation box.
Target Internal Edge Length Limit Lets you specify a desired maximum element edge length in the interior of the volume. Use this option to specify an upper limit for how much the size of the elements can increase.
Mesh Interior Volumes Available when the Transition with Pyramid Elements check box is cleared.If you selected multiple 2D meshes that define an enclosed interior volume, generates a 3D mesh within that volume. The software generates one 3D mesh for the outer skin of the volume and a separate 3D mesh for the interior volume.Clear the Mesh Interior Volumes check box if you want the software to generate the 3D mesh for the outer skin only.
Transition with Pyramid Elements Available when the Mesh Interior Volumes check box is cleared.Controls whether the software creates pyramid elements in addition to tetrahedral elements when the source 2D mesh contains quadrilateral elements.Select the Transition with Pyramid Elements check box when the source 2D mesh contains quadrilateral elements that you want to retain.Clear the Transition with Pyramid Elements check box if you want the software to create a mesh of tetrahedral elements only. The software splits any quadrilateral elements in the source 2D mesh to create triangular elements.
Destination Collector
Automatic Creation Select Automatic Creation to have the software automatically create a new destination collector for the current mesh. If you select this option, the software creates a collector using the default physical properties and inherits the material properties of the idealized part.Note: If you did not use a midsurface to generate the 2D mesh, you must edit the automatically created mesh collector to specify a physical property table that includes thickness properties.Clear the Automatic Creation check box to choose an existing mesh collector from the Mesh Collector list.
Mesh Collector Lets you select an existing collector. Click New Collector to use the Mesh Collector dialog box to create additional mesh collectors. See Mesh collectors for more information.
Preview
Show Result Click Show Result to view the approximate nodal density along the boundaries of the selected geometry.
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Create a solid mesh from shell elements

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Solid from Shell dialog box, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id627446 · retrieved 2026-07-17