8-Layer Rigid-Flex PCB Stackup Examples

These are real 8-layer rigid-flex PCB stackup examples from our production cases. They show different layer structures, material choices, copper thicknesses, and dielectric thicknesses used in actual HXD circuit board projects. You can also view our 8-layer PCB manufacturing capabilities or read our 8-layer PCB stackup guide for more technical details.

Layer Count	8
Flex Layer Count	2
Rigid Layer Count	6
Flex Substrates	Standard Adhesive Flex Material
Stucture	Flex layer in the inner layer.
Stucture

Layer Count	8
Flex Layer Count	4
Rigid Layer Count	4
Flex Substrates	Standard Adhesive Flex Material
Stucture	Flex layer in the inner layer.

Layer Count	8
Flex Layer Count	6
Rigid Layer Count	2
Flex Substrates	Adhesiveless Material
Stucture	Air-gap Structure

Layer Count	8
Flex Layer Count	2
Rigid Layer Count	6
Flex Substrates	Adhesiveless Material
Stucture	Flex layer in the inner layer, with exposed pads, PI stiffener, and plated half-holes.