1.Barrier layer
- offers chemical resistance
- thwarts moisture, light, and oxygen transmission
2. Tie Layer
- links the barrier layer to the sealant layer film
- gives protection for the barrier layer
3. Sealant Layer
- permits the flexible packaging structure to be heat-sealable
- grants burst strength
- Seals the product within
- keeps the barrier layer
Based on your requests (including regulatory, cost, and aesthetic requirements), packaging equipment, product formulation, projected life cycle, and distribution methods, we can custom-engineer and recommend optimal flexible packaging structures for each of your products.