Technical Support

How to export Altium PCB to gerber files


Design Rule Setup

Our Kind customer has provided loadable DRC rule and Stackup files for our multilayer services.

How to load RUL files

How to load Stackup files

Note, these files are not exhaustively validated or guaranteed by PCBshare. Use your judgment and always verify your designs meet our capabilities to prevent design defects that could affect your boards. If you have corrections or find errors, please email support

Generating Gerber file

1. Open your .PCB design files on Altium designer software

Select File -> Fabrication Outputs -> Gerber Files.


2. General Setting

In the General Setting set the precision to 2:5 (0.01 mill resolution)

file nWqXi0qXqg

3. Layers Setting

Please make sure you have the clear outline in mechanical layer.

If your board are 2-layer, there will be no inner layer(G1,G2,G3….)

Include the layers that you want to export by marking these, lect “Used On” in Plot Layers, Select “All Off” in Mirror Layers.

file SC04MbwXcg

4. Aperture Setting

Be sure to mark “Embedded apertures (RS274X)”


5. Advanced Setting

When you make sure all configurations are fine. Please click the OK to generate the gerber files.

file ABXK64YcTp

Gerber Files are automatically loaded in the Altium cam viewer. This tool allows you to verify that all layers have been generated correctly and that they are all in positive mode.

Generating NC Drill File

1. Generate the Drilling layer in Excellon format.

File -> Fabrication Outputs -> NC Drill Files

file OqeOa6bgJq

2. Set the precision to 2:4. Then click OK.

file zfSyFgVUTz

Then you get all files. Please put them into a single zip/rar file.

Altium has published a guide on producing those files here:

If everything looks OK, upload the zip file to PCBshare order page.


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