I-PET strap (i-polyester strap) ifumana amandla ayo kubunzima bemolekyuli yempahla yayo ekrwada, elinganiswa nge-intrinsic viscosity (IV). Uluhlu lwe-IV oluqhelekileyo lwe-PET strap ephezulu yi-0.60 ukuya kwi-0.95 dl / g.
I-PET strap (i-polyester strap) ifezekisa imikhosi yokuqhawula ukusuka kwi-160kg ukuya kwi-1,360kg kuxhomekeke kububanzi kunye nobukhulu. Olu luhlu luvumela usetyenziso ukusuka kwimithwalo yepalethi elula ukuya kwintsimbi enzima yokudibanisa ikhoyili kunye nokupakishwa kwebhali yomqhaphu. I-break force igqitywe yi-strap's cross-sectional area kunye ne-molecular orientation ngexesha lokuvelisa.
Iimveliso ze-aluminiyam-i-ingots, iikhoyili, iiprofayili, kunye namaphepha-zibonisa imingeni yokupakisha engenakukwazi ukusingatha imitya eqhelekileyo. Iintsimbi ezinzima, iincam ezibukhali, ubuntununtunu bomphezulu, ugcino lwangaphandle, kunye nemfuno yebhanti yohambo lokuhamba elwandle enamandla amakhulu okuqina, ubude obuphantsi, ukusebenza okungenamhlwa, kunye nokumelana nemozulu.
Umtya we-PET (umtya wepolyester) uye waba yeyona ndlela yangoku yokubopha intsimbi kuwo wonke amashishini ukusuka ekusetyenzweni kwentsimbi ukuya kwi-cotton ginning. Inika amandla okwentsimbi afana nentsimbi kwisinye kwisithandathu sobunzima, isusa imingcipheko yokwenzakala kwincam ebukhali kunye ne-snap-back, kwaye imelana nomhlwa kunye nokuhlwa.