Sealing caps in PET or aluminum

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Sealing caps in PET or aluminum

POLYMIX offers you a complete line of sealing lids in PET or aluminum either cut or in rolls; whether it is to seal cosmetic, pharmaceutical or food products, we will find a solution to help you.


Our operculas guarantee:

  • A protection against the lack of hermeticity.
  • 100% originality protection.
  • An absolute seal that seals plastic containers (PE, PS, PP, PET, SAN) or glass.

Applications domains :

  • Alimentary
  • Conditioning
  • Pharmaceutical
  • Cosmetic
  • Packaging


We have several diameters to offer ranging from 20 mm to 200 mm and a large choice of aluminum and PET with a thickness of 20μ to 100μ.


Opercules in roll:

Our minimum cutting width is 20 mm. Regarding the length, it will be in line with your request. We offer several sizes of mandrel corresponding to the technical characteristics of your machine.


Printed opercules:

We print your operculas according to your plans with a maximum of 7 colors. For small quantities, we now have a digital printing machine which allows us to be very responsive and able to offer our customers very competitive prices. In parallel, we also have operculas printed with standard patterns used in the field of dairy.