Chalco's aluminium drill entry foil are manufactured with state-of-the-art equipment which matches international standards. Tight thickness tolerance, flatness, dimensional accuracy and grease-free surface and hardness optimal for burr-free drilling required in the manufacture of PCB are ensured.
Chalco's aluminium drilling entry foil is supplied for use with double-sided and multilayer circuit boards to meet both the performance and cost requirements for general PCB drilling
- Excellent heat dissipation cools the drill bit to reduce the risk of resin build-up in the flutes
- Excellent burr reduction due to high surface hardness and material stiffness Thickness options available for different applications
- Can be totally recycled
- No pits & dents, No scratches, Cleaned & Degreased on both sides
