The production process and key process controls of heat-shrink tube copper foil flexible connectors:

1. Production process flow

2. Graphic transfer of the inner single sheet

3. Multi-layer positioning of flexible materials

4. Lamination

5. Drilling

6. Remove sludge and pitting

7. Chemical copper plating, electroplating copper

8. Surface solder mask and solderability protective layer

9. Shape processing

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