Biaxially oriented polyester film

DATE:2021/8/3 8:47:40 / READ: / SOURCE:This station

Biaxially oriented polyester film

     The PET film used for packaging is a biaxially oriented film that is stretched. The PET biaxially stretched film is extruded with PET particles at a melt temperature of 250-300°C, cooled at 60-80°C, and then longitudinally stretched at 80-90°C. ℃ stretching temperature, horizontal
Stretched 2.54 times at a stretching temperature of 95-115°C, then heat-set at 150-230°C under the tension during stretching, and cooled to form a biaxially stretched PET film. The characteristics of the film are as follows: www.handern.com biaxially stretched film equipment
①It has a high degree of transparency and gloss, with a light transmittance of 90%; www.handern.com biaxially stretched film equipment
     ②Outstanding strong initial properties, its tensile strength is 3 times that of PC film and nylon 6 film, and its magical strength is 35 times that of BOPP film. It has excellent resistance, folding resistance, pinhole resistance, and tear resistance. Rupture. www.handern.com Biaxially stretched film equipment
     ③The heat shrinkage is very small, at 120℃, it only shrinks by 1.25% after 15min. www.handern.com Biaxially stretched film equipment
     ①PET has good antistatic properties and is easy to vacuum aluminum. For PET that requires airtightness, it can be coated with PvC. KOPET has good heat sealability and improves the adhesion of PET oriented film to printing ink. Otherwise, printing ink It is necessary to perform strong sex to have a good rate of printing. www.handern.com Biaxially stretched film equipment
      BOPET film can be used for heat, freezing, and sterilization-resistant food packaging. Fruits and vegetables are packaged with PET film and can be kept fresh for one year at 17C; PET is also used for packaging of electronic components; PET is used as the surface layer material of composite film packaging.
Good cooking performance produces a PET film with a thickness of 0.0127mm, and its tensile strength at yield can reach 286.8MPa. It can be used in ovens and heat-sealed immediate packaging. It has good gas barrier, moisture barrier and resistance at 204.4°C (400F). Oily. www.handern.com Biaxially stretched film equipment

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