This is also a common problem with some illegal protective film manufacturers.<br> <br>3, PE maintenance film in the use of a period of time in the future center reflects outstanding, but the two wings, the primary reason for this phenomenon is that the maintenance film in the process of posting with the maintenance profile, its stretching degree is greater, in the future, in the hot environment, showing unnecessary retraction phenomenon.<br> <br>4, PE users reflect the most is the protection film product de-glue problem, this problem in the profile protection film reflects the most, when the user will be the profile installation and construction after the protective film from the surface of the profile to tear off, the protective film performance of the adhesive is not with the protective film, but left on the profile products, this is the user's last desire to see.<br> <br>5, PE protective film products can effectively peel but in the profile surface residual protective film performance words, this problem in some low-grade protective film products often appear, because the protective film in combination with the protected profile, when there is a suitable environment such as sunlight moisture, and occurred a chemical cooperation.
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