Attribute	Description
Material	Outer layer: High-barrier metallized BOPET (silver finish, 20–40µm, UV-resistant); Inner layer: Food-grade PE/CPP (50–100µm, heat-sealable, moisture/oxygen barrier); Optional aluminum foil (AL) for ultra-high barrier
Structure	3-4 layer laminate (BOPET + AL/MPET + PE/CPP) with metallic exterior for premium aesthetics and enhanced protection
Surface Finish	Mirror-like metallic silver coating (gloss level ≥80 GU at 60° ISO 2813); scratch-resistant
Printing	High-definition rotogravure/flexographic printing; Pantone metallics, spot colors, or CMYK; custom branding/QR codes
Seal & Closure	Heat-sealed top + tear notch; optional resealable zipper (child-resistant or standard)
Certifications	FDA 21 CFR 177.1630, EU 10/2011, RoHS, ISO 22000, BRC Global Standard for packaging
Capacity	50g to 1kg (retail snack sizes); bulk options up to 5kg (customizable)
Dimensions	- Width: 3–10 inches (7.6–25cm) - Height: 5–15 inches (12.7–38cm) - Gusset: 1–3 inches (2.5–7.6cm)
Packaging Format	Roll stock or pre-made pouches; 100–500 units/box (export-ready, palletized)

Parameter	Details
Material Thickness	- BOPET outer: 20–40µm - AL/MPET (optional): 6–12µm - PE/CPP inner: 50–100µm - Total thickness: 76–152µm
Barrier Performance	- Oxygen Transmission Rate (OTR): ≤0.5 cm³/m²/day (with AL layer) - Moisture Vapor Transmission Rate (MVTR): ≤0.3 g/m²/day
Print Quality	175–250 LPI resolution; metallic ink adhesion ≥4B (ASTM D3359 cross-cut test)
Seal Strength	Heat seal: ≥4.0N/15mm (ASTM F88); zipper peel strength ≥2.5N/15mm
Abrasion Resistance	≥4.5 on Sutherland Rub Test (100 cycles, 2lb load)
Temperature Tolerance	- Sealing range: 130–210°C - Storage: -40°C to 60°C (AL layer enhances thermal stability)
MOQ	100 pieces
Lead Time	Standard: 15–25 days; Full custom: 30–45 days
Recyclability	Separable layers (BOPET/PE); AL layer recyclable via specialized streams
Additional Features	- Anti-static coating (optional) - UV-blocking metallized layer - Tamper-evident holographic labels (on request)

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