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AutoCAD 2004 Customization Tutorial: Creating a New Material

By Alireza Parsai, May 16, 2003

In AutoCAD you are allowed to create a custom material. Such materials can be used in current drawing or added to a material library for later use. Materials are useful for creating a realistic rendered image.

1. Download R16 - Bolt.dwg.

Note: If you are using an earlier release of AutoCAD download R15 - 3D Part.dwg.

2. Open the file in AutoCAD 2004. A 3D solid model appears [Figure 1].

Figure 1

3. Invoke RMAT command. The Materials dialog box appears [Figure 2].

Figure 2

4. Click the down arrow beside the drop down list to the right of the dialog box. You can create new materials based on one of the existing base materials [Figure 3].

Figure 3

5. Select Standard and then click New. The New Standard Material dialog box appears [Figure 4].

Figure 4 - Click on image to enlarge

6. In Material Name field type Steel [Figure 5].

Figure 5

7. Select Color/Pattern radio button if necessary.

8. In Color section, deselect By ACI [Figure 6]. This allows you to assign a color to the material.

Figure 6

9. Click the black box opposite to Color System [Figure 6]. A dialog box appears [Figure 7].

Figure 7

10. Select a gray shade and then click OK.

11. Click Preview [Figure 8].

Figure 8

12. Select Roughness radio button. In value field enter 1 [Figure 9].

Figure 9

13. Click OK. The new material will be added to the list of loaded materials [Figure 10].

Figure 10

14. Click Attach.

15. In drawing area select the model. Press enter to view the dialog box again.

16. Click OK.

17. Alter the value of FACETRES system variable to 10. For more information about this system variable refer to the following article:

AutoCAD 2004 Customization Tutorial: 3D Graphics Display (Part1)

18. Render the scene [Figure 11].

Figure 11

About the Author

Alireza Parsai is the founder of cadpanel.com. He is a mechanical engineer with more than 12 years experience with AutoCAD. Alireza is an Autodesk Authorized Author, the AutoCAD consultant for Al Khawarizmi Institute, a contributing editor for Augiworld magazine, a writer for CAD Digest, an instructor for AUGI Training Program, and an elected speaker for Autodesk University 2002. He has written 7 books in Farsi, 3 booklets in English, and more than 30 articles for different magazines and newsletters. You can reach him at alireza.parsai@cadpanel.com or visit his website www.cadpanel.com

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