PET film (polyethylene terephthalate film) is a commonly used plastic film material with excellent physical properties and chemical stability. There are many processes to choose from, among which coating process is the most common production method. This article will compare three different PET film production processes - coating, extrusion and stretching.
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Higher Production Efficiency The extrusion speed is fast, and it can achieve large-scale production.
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(A method of heating the pre-prepared film at a certain temperature, and then forming it through processes such as stretching and cooling) |
Relatively Complex It requires heating and stretching the pre-prepared film to obtain the desired film properties. |
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