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Basic performance requirements of plastic PET film-film supplier

by:POLYVA     2021-11-03
The surface of the plastic film should be flat and smooth, no wrinkles or only a few live folds, no obvious unevenness, black spots, impurities, crystal spots and rigid blocks, no stripes, spots, violent tendons, etc., no bubbles, needles, etc. Holes and cracks, the aluminized layer of the aluminized film should be uniform, and no obvious bright stripes, yin and yang surfaces, etc. are allowed. In addition, the surface of the film is required to be clean and free of dust, oil, etc. The width, thickness and deviation of the plastic film should meet the requirements, and the thickness should be uniform, the thickness deviation in the horizontal and vertical directions should be small, and the deviation distribution should be relatively uniform. In addition, the thickness of the aluminized layer of the aluminized film should also meet the requirements. For transparent plastic films, the light transmittance is required to be higher, which should generally reach more than 92%. For opaque plastic films, such as white film, high whiteness and good opacity are required. In addition, the plastic film should also have good gloss. Is a company specializing in the production of PET film with multiple functions, such as: transparent PET film, milky white PET film, release PET film, supply of PET motor film, etc. With a wide variety of products, affordable prices, and environmental protection, we provide customers with excellent quality and service based on the service tenet of excellence in production, honesty and trustworthiness in distribution, and warm and thoughtful service. Interested parties welcome to inquire!
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