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Custom Keyboard Plate Materials: Brass vs FR4 vs Aluminum
Keyboard Plates • 6 Min Read

Custom Keyboard Plate Materials: Brass vs FR4 vs Aluminum

By JBX Tech Experts • Published August 2026

Shaping Switch Sound & Flex

Keyboard mounting plates change typing bottom-out firmness and acoustic pitch.

1. Brass Plates (Stiff & High-Pitch)

Delivers rigid bottom-out feel and crisp key sounds.

2. FR4 / POM Plates (Flexible & Deep Thock)

Yields soft typing cushion with deeper acoustic resonance.

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