Processing Requirements

Tab thickness 0.1mm, hole diameter 0.3mm, copper/aluminum foil, high-speed drilling required

Technical Solution

High-speed galvanometer scanning with pulsed laser for roll-to-roll continuous drilling

Processing Results

• Processing speed 800 holes/sec
• Burr height <5μm
• Meets power battery safety standards

Details

Project Overview

High-speed micro-hole drilling on battery tabs for new energy vehicles.

Technical Challenges

Ultra-thin copper/aluminum foil requires high-speed precision drilling without burrs.