Wohlers Handelsgesellschaft mbH
PCB Fabrication
Types of Boards
- Single / Double-sided PCB
- Multi-layer PCB (2 to 40 layers)
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- Rigid board (2 to 40 layers)
- Flexible-rigid board (2 to 16 layers)
- Flexible board (2 to 6 layers)
- Impedance control PCB
- Buried and blind via-holes PCB
- High frequency PCB
- High-Tg PCB
Types of Finish
- HASL
- Lead-free HASL
- OSP
- Immersion Gold
- Immersion Tin
- Immersion Silver
- Plated Gold
- Partial Gold
- Gold finger
Type of Materials
- FR4
- FR5
- High TG-170
- High frequency board (Teflon/Roger/Arlon)
- Halogen Free
- Rigid-Flex
Manufacturing Capabilities
| Maximum Board Size | 20 by 30 inch |
| Board Thickness | 0.21-6.0mm |
| Min. Trace Width | 3mil (inner and outer) |
| Min. Trace Gap | 3mil (inner and outer) |
| Outer Layer Copper Thickness | 5oz |
| Inner Layer Copper Thickness | 5oz |
| Min. Finished Hole Size (Mechanical) | 0.2mm |
| Min. Finished Hole Size (Laser) | 0.1mm |
| Aspect Ratio | 16:1 |
| Solder mask color | Green, Blue, Red, White, Black |
| Impedance Control Tolerance | 5% |
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Copyright @ 2013 H.H. Wohlers Handelsgesellschaft mbH
Handelsregister Bad Oeynhausen 16 HRB 1978