Center-folded (V-folded) roll stock designed for Traditional Chinese Medicine (TCM) granules. Compatible with high-speed automatic packaging machines.

Gravure Printing → Dry Lamination → Inspection → Slitting & Center Folding → Packaging

1. High Barrier Properties

Superior Protection: Protects granules from moisture and oxidation.

Water Vapor Transmission Rate (WVTR): ≤ 0.5 g/m²·24h

Oxygen Transmission Rate (OTR): ≤ 0.5 cc/m²·24h

2. Specialized Sealing Performance 

Seal-Through-Contamination: The inner sealant layer is engineered to seal securely even when contaminated by granule powder.

Low Temperature Sealing: Enables efficient sealing at lower temperatures to protect the medicinal ingredients.

Heat-Resistant Outer Layer: The outer layer withstands high temperatures, ensuring smooth Knurled Sealing without sticking or melting.