PET sinadaran fiber shirya bel yana da kyau tauri da kuma karfi tensile ƙarfi, kuma ana amfani da ko'ina a cikin marufi masana'antu. A wasu masana'antu, maɗaurin madaurin ƙarfe-roba suna taka rawar da ba za a iya maye gurbinsu ba. Idan aka kwatanta da madaurin karfe, madaurin filastik-karfe yana ba da kariya mafi kyau don tafiya