Nsalu ya poliyesitala imakhala ndi mphamvu zambiri komanso kuchira zotanuka, motero imakhala yolimba, yosagwira makwinya komanso yosavuta kuyisindikiza.
Nsalu za poliyesitala zimakhala ndi hygroscopicity yotsika komanso zimakhala zodzaza m'chilimwe, ndipo nthawi zambiri zimakhala ndi magetsi osasunthika m'nyengo yozizira, zomwe zimakhudza kutonthozedwa.Komabe, n'zosavuta kuti ziume pambuyo kutsuka, ndi chonyowa mphamvu nkomwe amachepetsa, ndipo alibe deform.Ili ndi ntchito yabwino yochapa ndi kuvala.
Nsalu ya poliyesitala ndi yolimba komanso yolimba, yolimbana ndi makwinya, yosasita, yosapindika, yolimba ya thermoplastic, ndipo siwopa nkhungu ndi njenjete.Zoyipa zake ndi kusayamwa bwino kwa chinyontho, kumva kukanika komanso kutentha m'chilimwe, komanso magetsi osasunthika m'nyengo yozizira, zomwe zimakhudza chitonthozo.
Nsalu ya polyester imakhala ndi elasticity kwambiri.Kutanuka kuli pafupi ndi ubweya.Pamene elongation ndi 5% ~ 6%, akhoza pafupifupi kubwezeretsedwa kwathunthu.Pambuyo popukuta mobwerezabwereza nsalu ya polyester, imatha kubwezeretsa mwamsanga mawonekedwe oyambirira popanda kusiya makwinya.Elastic modulus ndi 22 ~ 141cn / dtex, yomwe ndi 2 ~ 3 nthawi yayitali kuposa ya nayiloni, yomwe siinafanane ndi nsalu zina.Nsalu ya poliyesitala imakhala ndi kutentha kwabwino komanso kulimba kwapulasitiki.Nsalu ya polyester imakhala ndi mayamwidwe abwino a chinyezi.Kupaka utoto ndikovuta.Chifukwa palibe jini yeniyeni yopaka utoto pa unyolo wa ma molekyulu a polyester ndipo polarity ndi yaying'ono, ndizovuta kuyika utoto, utoto ndi woyipa, ndipo mamolekyu a utoto sakhala osavuta kulowa mu ulusi, koma kuthamanga kwamtundu pambuyo popaka utoto ndikwabwino kwambiri. ndipo si kophweka kuzimiririka.
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