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source： time：2015-09-18 15:16:56 frequency：

stretch film is different in use, the following small series will come to us about what type of:

the first is manual chanraomo is packaged in a way, by hand, the quality requirements are relatively low. the second is for resistance of stretch film, this kind of film is the use of mechanical packing, extension of the tensile strength of the rate has certain requirements. again is the machine with pre stretch film, this type is the use of mechanical packing requirements, good tensile strength, high elongation and puncture resistance. it is packaged in the method when, after the first film packing machinery stretched to a certain proportion, then around the needs of packaged goods, the goods will be on the rebound film austerity package.

the above is to stretch film in the use of classification is introduced, and hope we can help.

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