Twisted Traces follows in-house tolerance guidelines to ensure the quality of the printed circuit boards. Our strict adherence to these tolerance values has helped us provide performance-oriented printed circuit boards to clients in diverse industrial verticals.
| Inner Layer Clearances | 0.010" ( Minimum) |
| Outer Layer Scoring | .010" ( Minimum) |
| Inner Layer Scoring | .015" ( Minimum) |
| Annular Ring | .005" ( Vias) & 0.007" ( component holes) – Minimum values |
| Pad Size | 0.010" over finished hole size for vias/ + 0.014" over finished hole size for component holes |
| Minimum Hole Size And Tolerance | Min Finish Hole: 0.006", Hole Tolerance: ±0.003" |
| Printed Circuit Board Thickness Tolerance | +/- 10% (min.+/- 0.005") |
| Copper Trace Width Tracing | .004" for 1 oz. copper. finishing (outer layers) and .5 oz. copper finishing (inner layers) |
| Silkscreen (Legend) | 0.005" minimum line width |
For any questions, or unique requirements, please feel free to call us on (630) 345-5400. We are ready to help you 24/7.
