Attribute	Specifications
Material Structure	Multi-layer laminated film: PET (outer layer for durability) / Aluminum Foil (barrier) / PE (inner sealant layer). Optional anti-static or puncture-resistant nylon reinforcement 7 8 .
Leak-Proof Design	- 8-side heat-sealed edges with reinforced corners. - Double-sealed zipper (food-grade PE) or spout cap with leak-tight closure 7 11 . - Passes ASTM F2095 (vacuum decay leak test) 6 .
Easy-Tear Notch	Laser-cut precision notch for controlled tearing. Tear strength: ≤5N (tested per ASTM D882) 8 . Positioned at the top or side for ergonomic access.
Barrier Properties	- Oxygen Transmission Rate (OTR): ≤0.05 cc/m²·day - Water Vapor Transmission Rate (WVTR): ≤0.3 g/m²·day 8 . - UV-resistant aluminum layer (optional metallized film) 7 .
Dimensions & Capacity	- Customizable sizes: 200x300x100mm (1L) to 500x800x200mm (20L). - Flat-bottom 8-side gusset for stability in industrial storage 7 8 .
Seal Strength	≥35N/15mm (heat-sealed edges) and ≥20N/15mm (zipper closure) 8 11 .
Durability	- Puncture resistance: ≥20LBS/inch (ASTM F1306). - Temperature range: -40°C to 120°C 7 8 .
Printing & Branding	High-resolution rotogravure printing (up to 8 colors). Matte/gloss lamination options. Tamper-evident ink compatibility 2 8 .
Certifications	FDA (21 CFR 177.1520), ISO9001, REACH, and RoHS compliant. Industrial-grade safety certifications (e.g., UN/DOT for hazardous materials) 1 8 .
Sustainability	Recyclable PE layer. Optional bio-based PLA or PCR (Post-Consumer Recycled) materials 3 8 .
MOQ & Logistics	- MOQ: 10,000–50,000 units (custom designs). - DHL-optimized core sizes (76mm/152mm) for bulk shipping 7 8 .
Applications	Industrial powders, chemicals, automotive lubricants, and heavy-duty parts packaging. Compatible with automated filling lines 7 8 .