Umgogodla wezinhlelo ezingenakubalwa ezizenzakalelayo emhlabeni wonke yi-polypropylene PP strap, egqamayo uma kuziwa ekusebenzeni kahle kokupakisha kwamanje. Le nto yokubopha, eyenziwe kakhulu nge-polypropylene resin, i-thermoplastic polymer,
Lapho uthenga izinto zokupakisha zamabhizinisi, ukuhlola ikhwalithi yebhande le-polyester kuyisinyathelo esibaluleke kakhulu esinomthelela oqondile wokuthi imithwalo iphephe kangakanani nokuthi kubiza malini ukuqhuba ibhizinisi. Ibhande le-PET polyester lekhwalithi ephezulu linamandla aqinile asukela ku-180 kuya ku-1360 kg,
Amandla aqinile webhande le-PET ngokuvamile asukela ku-160 kuya ku-635 kilograms, kuye ngobukhulu bayo nekhwalithi yokukhiqiza. Lesi silinganiso simelela amandla amakhulu ibhande le-polyethylene terephthalate elingamelana nalo ngaphambi kokuba linqamuke, okukwenza kube yisici esibalulekile ekuthengweni kwempahla.