Here is the list of technical specification of PCB we manufacture at Printwell.
| Specifications | Standard | Prototype | |
| Minimum conductor width | 5 mils( 0.127 mm) | 5 mils( 0.127 mm) | |
| Minimum conductor Spacing | 5 mils( 0.127 mm) | 5 mils( 0.127 mm) | |
| Mimimum Plated hole size | 10 mils( 0.254mm) | 10 mils( 0.254mm) | |
| Maximum board size | 450 mm x 550 mm | 450 mm x 550 mm | |
| Maximum number of layers | 1 | 2 | |
| Maximum outer layer copper thickness | 4Oz (100 microns) | 4Oz (100 microrns) | |
| maximum inner layer copper thickness | 2Oz (35 MICRONS) | 2Oz (35 microrns) | |
| Board Thickness tolerence | 10% | ||
| SMD testing | 20 mils( 0.5 mm) | 12 Mils ( 0.3 mm) | |
| Aspect Ratio | 1:8 | ||
| Drill tolerences | |||
| 0.5-2.5 mm | (+/-) 0.05 mm | ||
| > 2.5 mm | (+/-) 0.10mm | ||
| Size Tolerence | |||
| (+/- ) 0.10mm | |||
| >150 mm | (+/_)0.20mm | ||
| Other Tolerences | |||
| PCB thickness | (+/-) 10% | ||
| track width and spacing | (+/-) 10% | ||
| Minimum PTH thickness | > 20 microns | ||
| Product Finish. | |||
| Single side | HAL, Lead Free HAL, ENIG, Lacquer | ||
| Double Sided | HAL, Lead Free HAL, ENIG, TIN, Electroplated Gold & Nickel | ||
| Solder Mask Finish | PISM, Liquid Solder Mask | ||
| Solder Mask colour | Green, White, Black, Blue ,Red | ||
| Ident colour | White, Black, yellow,Green | ||
| Product Raw Material | |||
| Single Side | FR4, CEM1 | ||
| Double Side | FR4, | ||