# \#hdi-materials

**URL:** https://sierraconnect.protoexpress.com/tag/hdi-materials/73.md

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## [How do you choose the right material for an HDI PCB?](https://sierraconnect.protoexpress.com/t/how-do-you-choose-the-right-material-for-an-hdi-pcb/4252)

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**Author:** [@Sushmitha](https://sierraconnect.protoexpress.com/u/Sushmitha)\
**Replies:** 2\
**Last updated:** [July 15, 2026, 2:03pm UTC](https://sierraconnect.protoexpress.com/t/how-do-you-choose-the-right-material-for-an-hdi-pcb/4252 "2026-07-15T14:03:55Z")

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Selecting the right material is one of the earliest decisions in an HDI design. It affects signal integrity, thermal reliability, laser drilling performance, manufacturability, and overall cost I wanted to start a discu…

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## [TIP: Choosing materials for HDI boards](https://sierraconnect.protoexpress.com/t/tip-choosing-materials-for-hdi-boards/264)

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**Author:** [@atar.mittal](https://sierraconnect.protoexpress.com/u/atar.mittal)\
**Replies:** 0\
**Last updated:** [October 24, 2023, 12:25am UTC](https://sierraconnect.protoexpress.com/t/tip-choosing-materials-for-hdi-boards/264 "2023-10-24T00:25:25Z")

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The success of high-density designs heavily relies on the careful selection of appropriate HDI PCB materials that can considerably impact signal integrity, thermal management, and the overall performance of your design. …