The quality indicators of cast films involve several aspects, with thickness uniformity being the primary issue. Controlling the thickness of cast films is the most critical problem in the production process. There are many factors affecting film thickness, mainly as follows:1. TemperatureThe select

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In the production of Biaxially Oriented Plastic Film (BOPF), adjustments to process conditions can yield films with nearly identical physical and mechanical properties in both the longitudinal and transverse directions, referred to as balanced films (isotropic). Alternatively, films with higher mech

Plastic films generally refer to flat and flexible plastic products with a thickness of less than 0.25 mm. Soft planar materials with a thickness above 2.0 mm and hard planar materials with a thickness above 0.5 mm are termed plastic sheets, while soft planar materials with a thickness between 0.25

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