Adviser

Film thickness

Depending on the material structure and application, films have different properties such as colour (white, transparent, natural look, opaque), haptic properties (matt, glossy, soft-touch), stability and tear resistance, barrier performance (OTR / WVTR / MOH / UV radiation) and recycling-related characteristics. Whether a film packaging structure is suitable for recycling depends on the complete packaging structure, its sortability, the intended recycling route and the available recycling infrastructure.

  • Colour (white, transparent, natural look, opaque),
  • Haptic properties (matt, glossy, soft-touch),
  • Stability / Tear resistance,
  • Barrier (OTR / WVTR / MOH / UV radiation),
  • Recyclability.

Another important factor is the thickness of the film. This is divided into three simplified categories, as is customary in the industry: thin film, medium-thickness film and thick film. The following table shows the corresponding classification for each category:

Up to 25 µm Thin film e.g. cling film
25 – 100 µm Medium-strength film e.g. bar packaging
Ab 100 µm Strong film e.g. large coffee packaging

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Lasse Harder

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