Working with Materials > Defining Materials and Calculating Properties > To Import a List of Materials
  
To Import a List of Materials
1. Click File > Options.
The Creo View Options dialog box opens.
2. Next to Showing, select Global.
3. On the left, under Model, select Materials. The Model-Materials options open.
4. Click Import. The Import Material dialog box opens.
5. Browse to the folder with the list of materials, and select the file.
6. Click Load.
7. Click Yes to overwrite the current list of materials. The list is imported.