Attribute Category	Technical Details
Material Composition	3-Layer Barrier Structure: PET (12μm, UV-blocking) / VMPET (9μm, metallized) / PE (50μm, food-grade sealant layer)
Barrier Performance	OTR ≤0.05 cc/m²/day (23°C, 50% RH); WVTR ≤0.8 g/m²/day (38°C, 90% RH); UV Blocking >99% (200–400 nm)
Printing & Customization	10-Color Gravure Printing (Pantone-matched), Custom Shapes (hearts, animals, etc.), Finishes: Gloss/Matte Lamination, Spot UV
Functional Design	Self-Adhesive Seal (PE layer, peel strength >3N/25mm); Optional Zipper/Childproof Closure; Tear Notch (precision laser-cut)
Compliance & Safety	FDA 21 CFR 177.1520, EU 10/2011 (heavy metals <0.01 ppm); BPA-Free; Recyclable (PE layer, LDPE stream)

Parameter	Value/Range	Test Standard
Physical Dimensions
- Thickness	70–120 μm (standard), up to 250 μm (custom)	ISO 534
- Bag Width/Height	50–300 mm (±0.5mm tolerance)	Custom die-cut tooling
- Seal Width	≥5 mm	ASTM F88
Barrier Properties
- Oxygen Transmission (OTR)	≤0.05 cc/m²/day	ASTM D3985
- Water Vapor (WVTR)	≤0.8 g/m²/day	ASTM F1249
- Light Blocking	>99% (UV-Vis spectrum)	ISO 13468
Mechanical Strength
- Seal Strength	≥25 N/15mm (PE sealant)	ASTM F88
- Puncture Resistance	>15N (needle puncture)	ASTM D5748
- Elongation at Break	≥120% (MD), ≥100% (TD)	ISO 527-3
Printing & Customization
- Color Support	10-color gravure, Pantone library	GRACoL 2013
- Artwork Resolution	300 LPI (line screen), min. 0.1mm font size	ISO 12647-2
- Lead Time for Custom Art	7 days (proof), 15 days (production)	-
Production Parameters
- MOQ	10,000 pcs (custom prints)	-
- Filling Speed Compatibility	≤120 bags/min (VFFS machines)	-
- Certifications	ISO 22000, BRCGS Packaging	-