• FPC stacks increase and efficiency upgrades 

    1. Substrate: FPC thickness--0.05mm (Cu 12μm / PI 25μm / Cu 12μm)
    2. processing diameter: φ0.1mm
    3. Processing conditions:
        Spindle speed--160krpm, drilling speed --1.2m/min, operating life—3,000 bores
        Spindle speed--200krpm, drilling speed --1.5m/min, operating life—3,000 bores
    4. Entry material: 0.5mm phenolic plate
    5. Back up : 0.5mm phenolic plate

    Technology Roadmap for PCB Industry
    Technical Presentation for FPC Drillling