Create Gas Body

Create gas body between selected faces.

  1. On the Project Tree, click on the Assembly workbench.
  2. On the Assembly workbench toolbar, select > Gas.
  3. In the modeling window, select parts on the model.
    Note: Gas body can only be applied to faces.
  4. Optional: Select the Add tangent faces check box.
  5. In the drop down menu, specify the Pressure units.
  6. Specify a value for the pressure of the gas.
  7. Click OK.


  1. Faces selected for the gas body should be from two different parts facing each other, as this feature is used to simulate gas at certain pressure in insulated glass units (IGUs).
  2. Gas bodies created in SimSolid obey Boyle’s law.