Model-Based Definition > Model-Based Definition > Working with Model Properties > Materials > To Add and Assign a Material to a Part
  
To Add and Assign a Material to a Part
1. Click File > Prepare > Model Properties. The Model Properties dialog box opens.
2. Click change in the Material line. The Materials dialog box opens. The preview of the material is available on the right that is selected by default.
The look-in box displays the directory located in the path specified by the pro_material_dir configuration option. If you have not set the pro_material_dir configuration option, then the look-in box displays the default material directory, that is, <Creo Parametric loadpoint>\text\materials-library.
The Materials in Library list displays the contents of the directory in the look-in box.
The Materials in Model list displays the list of materials present in the model.
3. If required, use look-in to browse to the directory that contains the required material files. The names of the materials in the directory are displayed in Materials in Library list. Material files have a .mtl and .mat extension. The files with the .mat extension are files from release prior to Pro/ENGINEER Wildfire 3.0.
4. To add materials to a model, move the required materials from the Materials in Library list to the Materials in Model list.
 
* If a model does not contain any material, then the first material that you add to the model is assigned to the model by Creo Parametric.
5. To assign a material, select the material that you want to assign to the model from the Materials in Model list and click or click File > Assign. The assigned material is denoted by a red arrow that precedes the name of the material in the Materials in Model list.
 
You can assign only one material to a model at a time even if a model has multiple materials.
You cannot assign a material to a model in assembly mode.
To remove the assignment of a material from the model, select the assigned material from the Materials in Model list and click File > Unassign.
To Add Materials to a Model
Right-click a part / assembly, on the shortcut menu, click Edit Materials. The Materials dialog box opens. Double-click the material that you want to add. The selected material is included in the Materials in Model list. The selected material is displayed under the Material list on the Model Tree.
 
If a model does not contain any material, then the first material that you add to the model is assigned to the model by Creo Parametric. The assigned material is denoted by that precedes the name of the material.
To Assign a Material to a Model
Right-click a material on the Model Tree, on the shortcut menu, click Assign. To unassign a material, click Unassign.
 
You can assign only one material to a model at a time even if a model has multiple materials.
You can assign the material to the models in assembly but you cannot assign material to assembly.
To Assign Crosshatch Patterns to a Model
1. Right-click a part or assembly, on the shortcut menu, click Edit Materials. The Materials dialog box opens. Click . The Material Definition dialog box opens.
2. Open a PAT file in the text editor, such as Notepad, and copy a pattern name. Paste the pattern name, in the Miscellaneous tab, under the Detailing section, in the Cross Hatching text box.
3. Click Save to Model. Click OK. The selected material is displayed under Materials on the Model Tree.
4. On the graphics toolbar, click View Manager. Select the Section tab and click the New list
. Select the cross section that you want to apply and press Enter. The created cross section is displayed under Sections on the Model Tree.
5. Assign the material from the Model Tree.
6. Activate the cross-section for which you want to assign the material.
7. Right-click the cross-section and click Edit Hatching. On the Edit Hatching dialog box, select the Use hatch from the part option to apply the pattern.