Yog non-woven npuag stretchy

Non-woven fabricsfeem ntau tsis muaj tib yam stretch zog li woven los yog knitted fabrics. Lawv cov yam ntxwv tseem ceeb muaj xws li durability, lub zog, thiab tsis kam hnav thiab tsim kua muag. Non-woven fabrics yog tsim los ntawm kev sib txuas cov fibers ua ke siv tshuaj, mechanical, tshav kub, los yog hnyav kev kho mob, es tsis txhob xaws los yog knitting.

Txawm li cas los xij, qee cov ntaub tsis-woven tuaj yeem nthuav tawm qhov kev sib tw yog tias tsim nrog cov tswv yim tshwj xeeb lossis cov khoom siv uas muab elasticity. Piv txwv li:

Spunbond-meltblown-spunbond (SMS) non-woven fabrics: Cov no tuaj yeem tsim kho kom muaj qee qhov kev ncab.

Elastomeric non-wovens: Ua los ntawm elastic polymers zoo li spandex lossis elastane sib xyaw nrog lwm cov fibers.

Lub stretchiness ntawm non-woven fabrics loj nyob ntawm cov txheej txheem tsim thiab hom fibers siv. Yog tias ncab yog qhov yuav tsum tau ua tseem ceeb, qhia qhov no thaum xaiv cov ntaub tsis-woven rau ib daim ntawv thov tshwj xeeb yog qhov tseem ceeb.