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The white film is a type of polyester pet film made of special raw materials and special processes. In addition to the good physical and chemical properties of the ordinary film. White PET film refers to a type of polyester film that has an opaque, white appearance. This white polyester film is widely used in different industries, including packaging, printing, and electrical insulation. White PET film is made by adding a white pigment or filler to the PET resin during the manufacturing process. The film's unique properties, including its opacity, gloss, and high tensile strength, make it ideal for various applications.