The requirements for the use of PE protective film are as follows:
①Suitable stickiness: easy to stick and tear;
②The peeling force is stable: the change over time is small, that is, the smaller the peeling force rises, the better;
③Good weather resistance: under the conditions of sun exposure, the service life is as long as six months to one year;
④Long storage period: storage in the warehouse for more than one year, no change in quality;
⑤ No pollution, no corrosion: the adhesive is inert and will not chemically react with the surface of the material to be adhered;
⑥Excellent mechanical properties: tensile strength, elastic modulus, elongation, etc. that meet user requirements.
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