PE contractor ikon gabaɗaya ne mafi girma a kusa da 20-40KW, saitin zafin jiki ma ne mafi girma, gabaɗaya a kusa da 180 ° -220 °, dangane da kauri na kayan aiki, gudun jigilar da kayayyaki, girman iska mai jigilar iska, zafin jiki mai girma da ƙananan saitunan ma daban-daban ne, kayayyakin da ba su iya jurewa da zafin jiki mai girma ba za a iya amfani da ƙananan zafin jiki, amfani da ƙananan kammala fim. Kungiyar fim mai kauri yana buƙatar haɓaka zafin jiki, ƙarfin contractor yana buƙatar zaɓar mafi girma. Saurin kayayyakin jigilar kaya ya hanzarta zafin jiki ya ƙaru daidai, akasin haka ya rage, zafin jiki ya ƙaru daidai, akasin haka ya ƙaru. POF, PVC contractor ikon yau da kullun a 5-20KW, zafin jiki yau da kullun saita a kusan 140 - ° 160 ° daidaitawa da PE contractor tushe kamar yadda.