Expert knowledge from A-Z


Separation of laminates using inadequate composite values.

Mass per unit volume in cubic metres. The density of PP is approx. 0.91 kg/m³, a 100 µm film is approx. 91 g/m²

Metal part an the extruder, which imparts its respective form on the polymer melt (e.g. ring-shaped die or flat film extrusion die).

The ability of a material, such as a film, to resist expansion and contraction.

A hygiene system with hazard analyses and defined requirements for employees and production for guaranteeing defined delivery standards. Hazard Analysis and Critical Control Points is a preventive system that is to ensure safety of food for consumers. See also: HACCP, IFS, ISO 22000 and BRC IoP. All standards are simultaneously valid, coincide in areas and have regional priorities.

Film coating made of metal using thermal evaporation in a vacuum. The coating with metal takes place in a system capable of creating a vacuum.

Colourants (organic) or pigments (organic or inorganic) admixed with the film. Commonly used dyes are: titanium dioxide, carbon black

Signet Maropack, für nachhaltige Verpackungen