Still in the same CATProduct, click Aggregate Mold
in the Pulling Direction toolbar.
The dialog box is displayed.
Select the Geometrical set where you want to aggregate surfaces in the
The list of the surfaces contained in this Geometrical
set and that are not in the NoShow is displayed.
If you want to
create a join datum,
select that check box. Click OK.
One surface or one join is created for each connex domain and the initial
surfaces are deleted.
if Create a join datum is not selected
if Create a join datum is selected