Material Structure | 3-layer coextruded composite: Aluminum Foil (AL, ≥99.5% purity) + Adhesive Layer + Polyethylene (PE) sealing layer. Optimized for high oxygen/moisture barrier. | |
OTR/WVTR | Oxygen Transmission Rate (OTR) ≤0.05 cm³/m²·day; Water Vapor Transmission Rate (WVTR) ≤0.5 g/m²·24h (38°C, 90% RH). | |
Certifications | FDA 21 CFR Part 177 (food contact compliance), ISO 22000 (food safety), EU 1935/2004 (migration limits). | |
Thermal Resistance | Retort-safe up to 121°C; compatible with autoclave sterilization and frozen storage (-40°C). | |
Surface Finish | Matte or glossy options; supports 8-color Pantone® gravure printing (±0.1mm accuracy). | |
Applications | High-temperature retort food packaging (sauces, ready-to-eat meals), pharmaceutical blister packs, coffee/nut vacuum sealing. | |
Sustainability | Recyclable PE layer; optional 30% post-consumer recycled PE (GRS-certified). Complies with EU SUP Directive. | |