Cell Fabrication

The BDC can fabricate both cylindrical and pouch cells in a variety of sizes.

A gloved hand holding a small pouch cell and a larger pouch cell.

Pouch Cell Line
(34 x 50 mm up to 250 x 250 mm sizes)

  • Electrode Punching¬†
  • Z/Z Pick and Place Stacking¬†
  • Ultrasonic Welding
  • Pouch Forming
  • Top and Side Pouch Sealing
  • Electrolyte Filling
  • Degassing & Vacuum Sealing
Three differently sized cylindrical batter cells, from left to right, 18650, 21700, 26650.

Cylindrical Cell Line
(18650, 21700, 26650)

  • Automated electrode winding
  • Ultrasonic tab welding to strip
  • Resistance welding of negative contact to can
  • Ultrasonic welding of positive contact to cap
  • Grooving machine
  • Vacuum electrolyte filler
  • Crimping machine

Cell Fabrication Lab

Pouch Cells

Cylindrical Cell Finishing Equipment

Cylindrical Cell Winder