The multilayer structure is specifically designed to guarantee a protective barrier for the filled products, structural integrity of the package and excellent sealing properties.
1. Internal PE layer: product contact surface
2. Adhesive resin: adhesion between aluminium and product contact surface layers
3. Aluminium film: light, gas and contamination barrier
4. Polyethylene: lamination layer between alu film and carton material
5. Carton: package structure for strength and stability
6. Printing: high impact graphics
7. External PE layer: protection against humidity and external contamination