PVDC高阻隔复合拉伸膜

Release time:2024-04-17 Classification:Product View count:87

Product characteristics

This product uses high barrier layers such as PVDC/EVOH/PA as the intermediate layer according to different usage requirements, and is bonded together with other materials through adhesives, thus endowing the product with special functions. According to different usage methods, it can be divided into upper film (cover film) and lower film (bottom film).

can customize according to user requirements and develop special structures to meet different usage conditions.

Product performance  

Can meet the needs of customers boiled level, half cooking level, material is not stratified, fast heat sealing
High temperature sterilization after good flatness, no curling, maintain good packaging prototype products
Low oxygen transmittance, effectively preventing product oxidation and deterioration;
Good anti - taste performance, to ensure that the original fragrance of the product is not lost
Low water vapor transmittance, which can effectively prevent moisture;
Easy to tear and convenient for consumers to use
Capable of automated continuous production, improving labor efficiency;

Technical parameters of high barrier composite membrane (with PVDC as the intermediate layer)

Technical data Unit Limit
Thickness μm According to product requirements
Tensile Strength(vertical /horizontal) N ≥40/45
Elongation at Break(vertical/horizontal) % ≥80
angle tearing force(vertical/horizontal) N ≥3/3
Friction coefficient N/15mm ≥13
Sealing strength N ≥1.0
Water Vapor Permeability g/ (m²·24h),38℃，90%RH ≤5
Oxygen Permeability cm³/ (m²·24h·0.1MPa)，23℃，50%RH ≤50
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