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Material: FR4-S1141 Number of layers: 4 layers Process: Immersion Gold Minimum drilling: 0.25mm Minimum line width: 0.127mm Minimum line space: 0.127mm Features: hole copper 25um, does not accept oil and line, requires stable performance
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| Grid control circuit board | |||
| Substrate: | FR4-S1141 | Layers: | 4 layers |
| Dielectric constant: | 4.3 | Board thickness: | 1.6mm |
| Thickness of outer copper foil: | 1oz | Inner copper foil thickness: | 1oz |
| Surface treatment method: | Immersion gold | Minimum hole diameter: | 0.25mm |
| Minimum line width: | 0.127mm | Minimum line space: |
0.127mm |
| Application area: | China Southern Power Grid Control Panel | Features: | 25um copper hole, do not accept replenishing line, require stable performance |
![399c3ce2e3574f76815b951c89288a24_18[1].jpg](/upload/default/20210201/9a30ca4a0c97b019e4f89e667e927155.jpg)
![399c3ce2e3574f76815b951c89288a24_20[1].jpg](/upload/default/20210201/9d4b0924ca45117b503bf49ff7e2a374.jpg)
Widely used in: communications, consumer electronics, industrial control, security, automobiles, power supplies, smart home, medical, military and other industries.


