Spandex core spun xov paj

    Spandex core spun yarn yog ua los ntawm spandex qhwv hauv luv fibers, nrog spandex filament raws li cov tub ntxhais thiab tsis elastic luv fibers qhwv nyob ib ncig ntawm nws. Cov tub ntxhais fibers feem ntau tsis raug thaum ncab.

    Spandex qhwv yarn yog cov xov paj elastic tsim los ntawm wrapping spandex fibers nrog hluavtaws filaments, thiab siv spandex fibers ua lub hauv paus. Tsis yog elastic luv fibers los yog filaments yog qhwv nyob rau hauv ib tug kauv zoo li elongate spandex fibers. Muaj ib qho phenomenon ntawm raug cov tub ntxhais nyob rau hauv nro.