Ifilimu ye-PE eshrinkable ukushisa isembozo sempahla enkulu iyisembozo sokuvikela imishini emikhulu eyenziwe ubuchwepheshe befilimu obunciphayo be-PE.Ikhava eyisivikelo ingavikela ngempumelelo idivayisi emonakalweni obangelwa izici zesimo sezulu njengelanga, imvula nomoya, kuyilapho ithuthukisa ubuhle bayo bonke bedivayisi.Ifilimu ye-PE eshwabene ukushisa ihlanganisa izembozo zemishini emikhulu ingenziwa ngendlela oyifisayo okokusebenza komumo nosayizi abahlukene, futhi asikho isidingo sokuhlanganisa okuyisicefe kanye ne-riveting phakathi nenqubo yokukhiqiza, okuthuthukisa kakhulu ukusebenza kahle kwayo kokwakhiwa kanye nekhwalithi yomkhiqizo.