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Quality inspection of stretch wrapping film
How to detect the quality of stretch wrapping film, stretch wrapping film is widely used in the sales and transportation of various products, stretch wrapping film is also called stretch film, toughness and retraction force are two major standards for measuring the quality of stretch film If the qua
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Factors affecting tension of stretch film
Zhanhuixin is a professional stretch film manufacturer. The surface tension of the stretch film depends on the free energy of the plastic film, and the surface energy of the stretch film depends on the molecular structure of the film itself.There are many factors influencing the surface tension, so
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Influencing factors of the viscosity of stretch wrapping film
The viscosity of PE stretch film is closely related to the shelf life. The viscosity is the viscosity of the stretch film. The viscosity depends on the firmness of the goods. The stretch film packaging must be actively developed to improve its quality and efficiency.At present, most of the packaging
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