Advanced Triple-Layer Barrier Architecture Engineered with PET outer layer for superior tensile strength (>40 MPa) and puncture resistance, protecting against physical damage during logistics Aluminum foil core (AL) provides absolute barrier properties with oxygen transmission rate (OTR) ≤0.05 cm³/m²·24h and water vapor transmission rate (WVTR) ≤0.1 g/m²·24h, effectively blocking oxygen, moisture, and UV light to extend meat/seafood shelf life to 36 months PE inner sealant layer ensures reliable heat-sealing integrity (seal strength: 6-12 N/15mm) and hydrolysis resistance, critical for high-moisture/fatty products like cured meats and seafood sauces Meat & Seafood-Specific Protection Specialized anti-corrosion coating on aluminum layer resists degradation from high-salt/fat content (e.g., brined meats, fish extracts), complying with ASTM D1894 standards Enhanced PE formulation prevents delamination in freezing/thawing cycles (-30°C to +60°C operational range) Food Safety & Regulatory Assurance Certified for direct food contact: FDA 21 CFR, EU 10/2011, and ISO 22000 (food safety management) Free of BPA, heavy metals (Pb/Cd/As ≤0.01% per SGS testing), and plasticizers Customization & Traceability Supports high-resolution rotogravure/flexographic printing (up to 8 colors) for brand differentiation Optional RFID integration between layers for batch tracking in export supply chains (e.g., MSC-certified seafood) Product Specifications Material Composition & Thickness Layer Structure: PET (12-25μm) / Aluminum Foil (9-12μm) / PE (20-50μm) Total Thickness: 80-150 μm (standard), adjustable to 200 μm for heavy-duty liquid packaging Physical Dimensions Width: 150-1,000 mm (adaptable to vertical/horizontal form-fill-seal machines) Roll Length: 500-3,000 meters per roll (3-inch paper core standard) Max Roll Weight: 7.5 kg per unit for logistics optimization Barrier & Performance Metrics Oxygen Barrier: OTR ≤0.05 cm³/m²·24h (tested at 23°C, 0% RH) Moisture Barrier: WVTR ≤0.1 g/m²·24h (tested at 38°C, 90% RH) Light Barrier: >99.5% UV opacity to prevent lipid oxidation in seafood Seal Integrity: Hermetic seals achievable at 130°C-180°C (compatible with 200-300 m/min filling lines) Mechanical & Thermal Properties Tensile Strength: ≥40 MPa (longitudinal/transverse directions) Friction Coefficient (COF): ≤0.15 for smooth high-speed packaging Temperature Tolerance: -30°C (frozen storage) to +60°C (retort sterilization at 121°C) Certifications & ComplianceISO 15378 (pharmaceutical-grade hygiene standards for sensitive products) REACH/RoHS compliant for EU market access HACCP alignment for meat processing facilities
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