Production method of PETG heat shrinkable film
A production method and heat shrinkable film technology, applied in the field of packaging materials, can solve the problems of complex production process, unsatisfactory production, low production efficiency, etc., and achieve the effects of increasing the filtration area, ensuring the uniformity of feeding, and high production efficiency
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[0028] Below through the description of the embodiments, the specific implementation of the present invention such as the shape and structure of the various components involved, the mutual position and connection relationship between the various parts, the function and working principle of each part, the manufacturing process and the operation and use method Etc., to give a further detailed description to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention.
[0029] A production method of PETG heat shrinkable film includes the following steps:
[0030] (1) Ingredients: PETG pellets, 4 anti-sticking agents, 1 slipping agent and 6% antistatic agent.
[0031] (2) Material transportation: compressed air pneumatic transportation.
[0032] (3) Raw material drying: drying at 50-70℃ for 6 hours, after drying, the moisture content is controlled at 90ppm.
[0033] (4) Feeding: use los...
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