Yog lawm, polyester yarn yuav yaj thaum raug kub. Polyester yog cov khoom siv hluavtaws ua los ntawm cov khoom siv roj av, thiab nws cov ntsiab lus melting feem ntau yog nyob nruab nrab ntawm 250 degree txog 260 degree (482 degree F txog 500 degree F). Thaum rhuab mus rau qhov kub no, polyester fibers yuav soften thiab nws thiaj li yaj, uas tuaj yeem ua rau cov xov paj poob nws cov duab thiab cov qauv.
Cov yam ntxwv melting no yog ib qho tseem ceeb uas yuav tau xav txog hauv cov ntawv thov uas cov khoom yuav raug kub hnyiab, xws li nyob rau hauv kev lag luam lossis sab nraum zoov ib puag ncig. Txawm li cas los xij, muaj peev xwm yaj kuj yog qhov zoo dua hauv cov txheej txheem zoo licua sov sealinglos yogkub yaj xov pajdaim ntawv thov, qhov twg tshav kub yog siv los khi fibers los yog tsim kom tiav tiav.
Kev saib xyuas yuav tsum tau ua kom tsis txhob ironing polyester ntawm qhov chaw siab lossis ua rau nws qhib nplaim taws, vim tias cov xov paj yuav yaj los yog puas.
