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​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking

    Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers
     
    Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers
    • Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers
    • Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers
    • Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers
    • Buy cheap ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking from wholesalers

    ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking

    Ask Lasest Price
    Brand Name : Bright Pack
    Model Number : B010
    Certification : patent for invention、BRC、GRS
    Price : ¥0.02-0.11/pcs
    Payment Terms : T/T,Western Union
    Supply Ability : 200000pcs/day
    Delivery Time : 11-13work days
    • Product Details
    • Company Profile

    ​Premium Coffee Packaging Mylar Bag Aroma Lock Valve & 99% UV Light Blocking

    Product Attributes Table

    AttributeDescription
    Material Composition4-layer composite: ​BOPET (outer layer) for durability and UV resistance, ​aluminum foil (AL) for ultra-barrier protection, ​EVOH copolymer for oxygen blocking, and ​food-grade LLDPE (inner layer) for heat-sealing. Reinforced with an ​aroma lock valve to release CO₂ while preventing oxygen ingress
    1
    4
    .
    Aroma PreservationPatented one-way degassing valve maintains coffee freshness by releasing CO₂ from roasted beans without allowing external air to enter
    1
    4
    .
    UV Light BlockingAL layer blocks ​99% of UV light (280–400nm wavelength) to prevent photo-oxidation and flavor degradation
    1
    4
    .
    Nitrogen FlushingOptional nitrogen-flushed packaging extends shelf life to ​18–24 months by reducing residual oxygen to ≤1%
    1
    .
    SustainabilityLLDPE layer contains ​20–30% post-consumer recycled content (GRS-certified); AL foil recyclable via dedicated streams
    2
    4
    .

    Product Specifications Table

    ParameterSpecifications
    Layer ThicknessBOPET: 12–18μm
    Barrier Performance- Oxygen Transmission Rate (OTR): ≤0.05 cc/m²/day
    4

    - Water Vapor Transmission Rate (WVTR): ≤0.1 g/m²/day
    1
    .
    Mechanical Strength- Tensile Strength: ≥250 MPa (ASTM D882)
    2

    - Burst Resistance: ≥4.5 kPa (ASTM F1140).
    Valve Specifications- Valve Diameter: 40mm
    - Flow Rate: 0.5–1.0 L/min (CO₂ release under 1 atm pressure).
    Dimensions- Standard Sizes: 250g (15×20cm), 500g (20×30cm), 1kg (25×35cm)
    - Custom Width: 150–600mm
    3
    .
    Heat Seal Performance- Seal Strength: 30–45 N/15mm
    - Sealing Temperature: 130–180°C (compatible with vertical form-fill-seal machines)
    3
    .
    CertificationsFDA 21 CFR 177.1390 (food-grade), ISO 22000:2018, and BRCGS Packaging Materials Standard
    1
    4
    .
    Printing CompatibilityHigh-resolution flexographic/digital printing (up to 10 colors) on BOPET surface (≥52 dyne/cm corona-treated)
    3
    .





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