PP woven kraft paper bags ndi mtundu wa chikwama choyikapo chomwe chimapangidwa kuchokera ku kuphatikiza kwa polypropylene (PP) nsalu yolukidwa ndi pepala la kraft.Nsalu yoluka ya PP imapereka chikwamacho kukhala ndi mphamvu zolimba kwambiri, zolimba, komanso kukana kung'ambika ndi kubowola, pomwe pepala la kraft limawonjezera mphamvu ndi kulimba kwa thumba.
Matumbawa nthawi zambiri amapangidwa pogwiritsa ntchito njira yotchedwa lamination, pomwe nsalu yowombedwa ya PP imamangiriridwa ku pepala la kraft pogwiritsa ntchito kutentha ndi kukakamiza.Chotsatira chake ndi thumba lomwe liri lolimba komanso losinthasintha, lomwe limapangitsa kuti likhale loyenera kwa ntchito zosiyanasiyana.