Kutentha kwamkati kwa mphira kotsekera kotsekera kumasindikiza waya wopanda madzi womangiriza waya ndi chingwe chachitsulo chopopera madzi.
Polyolefin wokhala ndi khoma lanyumba lanyumba yotentha ndi chubu chapadera cha polyolefin chomwe chimatenthetsa kutentha. Amapangidwa ndi makina osanjikiza a co-extrusion a polyolefin ofotokoza za halogen wopanda zida zamoto ndi zomatira zotentha.
Kutentha kosalala kotsekedwa ndi mtundu watsopano wamanja oteteza waya, womwe walukidwa kuchokera ku polyester monofilament ndi polyester multifilament.
PET wamanja kuvala malaya ndi mtundu watsopano wamanja woteteza waya, womwe walukidwa kuchokera ku polyester monofilament ndi polyester multifilament.
Zipper yotetezedwa yodzigudubuza yoluka malaya ndi mtundu watsopano wamanja oteteza waya, womwe walukidwa kuchokera ku polyester monofilament ndi polyester multifilament. Ili ndi kutaya kwabwino kwa kutentha, kukana moto, kukana kumva kuwawa, komanso ntchito yosavuta komanso yosavuta.
Kutchinga kwa nayiloni kulukidwa ndi zida za nayiloni zosasamalira zachilengedwe, zomwe zimakhala ndi kukana kwabwino, kukhathamiritsa, kusalala, kuyimitsa lawi ndi mpweya wabwino komanso kutaya kwanyengo.
