To shell a model you will:

• create a profile
• extrude the profile
• select one or more faces
• shell the model

It is possible to create a shell which:

• does not remove any outside surfaces

• removes one or more outside surfaces

To create a shell which is completely internal:

• create a model

• click in the open design screen to deselect all models

• from the Features menu select Shell

• EITHER in the dialog box, enter a value for the wall thickness of the shell

• OR click and drag the yellow handle on the model to indicate wall thickness

• click OK to complete the operation

To create a model with one face removed by the shell:

• create a model

• use the Select Face tool to select one face of the model

• from the Features menu select Shell

• EITHER in the dialog box, enter a value for the wall thickness of the shell

• OR click and drag the yellow handle on the model to indicate wall thickness

• click OK to complete the operation

To create a model with more than one face removed by the shell:

• create a model

• use the Shift key with the Select Face tool to select the faces to be removed

• from the Features menu select Shell

• EITHER in the dialog box, enter a value for the wall thickness of the shell

• OR click and drag the yellow handle on the model to indicate wall thickness

• click OK to complete the operation