**4. Conclusions**

The effects of differences on the microstructure and properties of Al3Zr/2024Al porous composites were studied.


Therefore, porous composites with excellent compression and energy absorption properties can be obtained by combining the brittle phase and ductile phase of Al3Zr.

**Author Contributions:** Conceptualization and formal analysis, X.Z.; methodology and investigation, K.X.; data curation and writing—original draft preparation, W.Z.; writing—review and editing and supervision, W.L. All authors have read and agreed to the published version of the manuscript.

**Funding:** This research received no external funding.

**Data Availability Statement:** Data available on request due to restrictions eg privacy or ethics. The data presented in this study are available on request from the corresponding author. The data are not publicly available.

**Conflicts of Interest:** The authors declare that we have no known competing financial interests or personal relationships that might influence the work reported herein, and that the authors unanimously agreed to submit the manuscript to your journal.
