полиэстер полиэстер ядро ​​обертывание швейные нитки

performance and characteristics of cored polyester sewing thread: Low shrinkage, soft, do not fade, easy to be sewn; the performance of tensile strength, gloss and wear resistance are better than the polyester staple fiber sewing thread. Because it uses superior polyester staple fiber outer, and inner core with high tenacity polyester filament. So it combines the advantage of ordinary sewing thread sewing and the high tenacity of filament sewing thread. Therefore Polyester Core Thread is one of the most advanced sewing thread for up-class clothing, bedding and other industries. It has a similar specifications with Polyester staple fiber sewing thread.:20s/2,20s/3,30s/2,30s/3,40s/2,40s/3, 50s/2,50s/3,60s/2,60s/3, 20s/6,12s/2,16s/2,28s/2…