Dab tsi yog siv cov yas thiab fiber?
PA yog nylon, nrog lub cev zoo. Thaum txhaj tshuaj molding, nws yog ib qho yooj yim kom tau ntxhib npoo.Thaum ntxiv cov iav fiber ntau, tus nqi txo shrinkage yuav txo, stability dimension yuav zoo tuaj, thiab lub rigidity thiab nceb mushroom tuaj yeem kho tau zoo.However, lub siab txhaj tshuaj tom qab Ntxiv ntawm fiber ntau kuj nce, thiab cov khoom siv ntawm cov pwm tseem tuaj yeem muaj zog dua, yuav tsum muaj zog dua hlau.