There are a wide variety of materials used for roll film, and different materials are suitable for different packaging needs.
Polyethylene (PE): has good flexibility, stability, commonly used in food packaging, industrial packaging.
Polypropylene (PP): excellent mechanical properties, heat resistance, transparency, suitable for food packaging, medical device packaging, etc..
Polyvinyl chloride (PVC): has good transparency, corrosion resistance, mostly used for other product packaging.
Polypropylene (BOPP): good tensile strength, transparency, suitable for food packaging, label printing.
Polyvinyl Alcohol (PVA): has good water solubility, barrier properties, can be used for special packaging, such as water-soluble packaging.
Aluminium Foil (Aluminum Foil): has excellent barrier properties, heat resistance, commonly used in the middle layer of composite materials for packaging with high barrier requirements.