... solder mask, UV solder mask5. Minimum line width: 0.075mm (3mil)6. Minimum line space: 0.075mm (3mil)7. ... of finish board900MM*900MM5Minimum Linewidth3mil (0.075mm)6Minimum Line space3mil (0.075mm)7Min space between pad to pad3mil ... Gold Plating (Flash Gold), OSP, etc.14SoldermaskGreen, White, Red, Yellow, Black, Blue, transparent photosensitive soldermask, Strippable soldermask.15Minimun thickness of ...