NORMA PURA
Lidding foil for contact lens packaging
This lidding foil is used to package contact lenses by applying the highest standards. It has excellent peeling properties, vailable in a variety of coating systems. It extends the shelf life of your products.
Advantages
Decades of experience with contact lens lidding manufacturing
Provision of quality and technology on highest standards
Large portfolio of existing solutions
Dedicated contact lens team for utmost customer satisfaction
Flexibility to develop customized requirements
Additional features
Composition
Alternative 1
- PETlayer
- Alulayer
- PPlayer
- dotted
- gray
- red
Alternative 2
- Alulayer
- Extrusionlayer
- gray
- white
Tech Specs
Structure
Large portfolio of structures and different material thicknesses available
Barrier properties
Total barrier against water vapor, oxygen and light
WVTR (38℃, 90% RH)
<0.01g/m2*day
OTR
(23℃, 50% RH): <0.01ml/m3*day
Lamination
Adhesive lamination / Extrusion coating
Printability
Printable by conventional printing techniques (such as roto/flexo) + digital
Pre-Print
Outside/face side print and reverse print
THE DISPLAYED EXAMPLE IS ONE OF OUR STANDARD SPECIFICATIONS. PLEASE CONTACT US TO DISCUSS YOUR SPECIFIC NEEDS.
Technologies in use
Digital Printing
Quicker, shorter and more flexible than ever
FAQ
Additionally to the defined material tests throughout the process, the material is checked with in-line inspections systems.
Yes, in our dedicated Converting Center we do manufacture high precision die-cuts in customized shapes.
Of course, those are normally provided as finished die-cuts for easy-care processing.
Further Products
