Table 7 PF7 plates constructed by stacking different types of glass fabric.

From: CTE match of copper foil and build-up film/core board in FCBGA substrate reduces warpage

Plate thickness: 1.00 mm (H/H oz copper foil)

Material system

7628 stacked structure

2116 stacked structure

1080 stacked structure

106 stacked structure

PF7

7628RC45.0 × 5

2116RC55.0 × 8

1080RC63.0 × 14

106RC72.0 × 20