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 # export\_matml

 Last update: 16.07.2026 

<a id="compolyx.MaterialData.export_matml"></a>

## MaterialData.export\_matml(path: str, unit\_system=None)

Export materials to ANSYS Engineering Data MatML format.

### Parameters

- path: Path to file to write.
- unit\_system: Convert all quantities into this unit system. The units will be stored in the file written. The default is the unit system of the model.