Puas yog daim txhuam cev tsis-ntaub npuag

Qhov koj tab tom tham txog yog tus txhuam cev rau kev lag luam. Nws tsis yog daim ntaub-qhwv cov ntaub. Qhov muaj pes tsawg leeg ntawm daim txhuam cev yog feem ntau polyurethane. Cov khoom tseem ceeb ntawm cov xov uas tsis-woven yog polypropylene, uas yog qhov peb feem ntau hu ua PP pellets. Txawv PP pellets yog siv los tsim cov ntaub nyias nyias cov ntaub, xws li meltblown nonwovens, spunbonded nonwovens, etc. Tab sis daim txhuam cev yog twv yuav raug hu tsis tsim nyog nws.