Tyvek paper different Sizes Sterilization Pouch paper

Paper-plastic packaging bag is usually composed of two sides, one side is through and discharge sterilization factor of the paper, one side is not permeable liquid, air and gas transparent composite film (plastic film), transparent composite film by at least two layers (polypropylene inner layer and polyester outer layer).  The communication of air disinfection factors is carried out on the side of the paper. Due to the factors of data, the same has an outstanding microbial barrier function, and the plastic face is visible to the contents of the package, making the packaging apparent.