Karfe Waya Frame Filastik bututu, kuma ake kira SRTP bututu, wani sabon nau'i ne na karfe firam polyethylene roba bututu. Yana ɗaukar albarkatun ƙasa na babban juzu'i kan-roba Karfe waya raga firam da thermoplastic PE. Karfe waya raga a matsayin ƙarfafa tsarin da kuma dogara a kan HDPE, shi ma rungumi dabi'ar high yi HDPE modified bond guduro don haɗa sararin ciki HDPE da kuma m sarari HDPE tare da karfe waya firam a hankali, sabõda haka, yana iya samun kyakkyawan hadaddun sakamako.