During the folding process, the pouch cells are given their required shape through cutting and folding. Sonplas can avail of the technology of its Korean cooperation partner (Clever), which has been tried an tested in large-scale production.

Typical processes are:

  • Alignment
  • Cutting of corners and edges
  • Multi-stage, rolling folding (patented)
  • Thermal pressing
  • Testing of geometric and electrical properties
  • NOK outputs sorted by error classes

Application:

  • 15 – 30 ppm

Typical product range:

  • Thickness: 8 – 20 mm
  • Length: 250 – 430 mm or 400 – 700 mm
  • Width: 100 – 130 mm

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