1

Layer

24 Layer（12L a great lot production)

2

Size

22"×26"(560×660mm) max.

3

Inner layer thickness

0.002"(0.05mm)(Exc. Copper) min.

4

Line/Space

3/3.5mil (0.076/0.09mm)±10%

5

Masslam Thickness

12~200mil(0.3~5.0mm)

6

Thickness tolerance

±8% (according to customer req.)

7

dielectric tolerance

±8%

8

Standard hole distance

± 4mil(0.1mm)

9

Registration

4mil(0.1mm) max.

10

Dimension tolerance

± 0.5mm

11

Copper foil thicknes

1/3~3 oz/ft2

12

Warp & twist

0.75% max.