Gold Board
HAL
Mutli-Layers

Gold Board General Specification

1. Hole size tolerance : +/- 0.08 mm (PTH hole)
    : +/- 0.05 mm (NPTH hole)
    : +0.1/-0.05 mm (Punch hole)
2. Hole location tolerance : +/- 0.08 mm (Drill hole)
    : +/- 0.10 mm (Punch hole)
3. Minimum hole size : 0.3 mm (T ¡Ø 1.6mm)
4. Line width tolerance : +/- 10% (Half oz copper)
    : +/- 10% (one oz copper)
5. Line space tolerance : +/-10% (Half oz copper)
    : +/-10% (one oz copper)
6. Min. Bonding lead width : 0.10 mm (Half oz copper)
    : 0.12 mm (one oz copper)
7. Min. Bonding lead space : 0.10 mm (Half & one oz copper)
8. Minimum line width : 0.08 mm (Half oz copper)
    : 0.12 mm (one oz copper)
9. Minimum line space : 0.08 mm (Half oz copper)
: 0.10 mm (one oz copper)
10. Mimimum pad size : diameter 0.30mm >drill size (Dry film & Half oz copper)
    : diameter 0.40mm >drill size (Dry film & one oz copper)
    : diameter 0.40mm >drill size (silk-screen & Half oz copper)
    : diameter 0.50mm >drill size (silk-screen & one oz copper)
11. Outline tolerance (L x W) : +/- 0.10 mm  
12. Board thickness : 0.10mm to 3.2 mm  
13. Registration : +/- 0.20 mm (Silk-screen)
    : +/- 0.08 mm (Dry film)
14. Plating thickness : 4um - 35um (Copper per customer request)
    : 4um - 9 um (Nickel)
    : 0.01um-0.05um (flash gold)
    : 0.05um or above (thick gold as per customer request)
15. Printing Solder mask : 0.15mm (clearance)
    : 0.15mm (line coverage)
    : i.e. the space between the line to circuit pad to be 0.30mm
16. Wet film Solder mask : 0.08mm (clearance)
    : 0.08mm (line coverage)
    : i.e. the space between the line to circuit pad to be 0.16mm
17. V-cut location tolerance : +/- 0.15 mm  
18. Space of Circuitry to edge : 0.30 mm (punch)
    : 0.50 mm (V-cut)
19. V-cut remain thickness : 1/3 of the board thickness +/-0.10mm
20. Under cut (for Etching) : Etching factor >= 1  
    : total 0.02mm (half oz copper single side PCB)
    : total 0.03mm (half oz copper double side PCB)
    : total 0.02mm (one oz copper single side PCB)
    : total 0.04mm (one oz copper double side PCB)
21. Bevelling angle : 30°, 45°, 50°  

Detailed Specification will be provided upon request.