Amandla obunzima be-PET strap ngokuqhelekileyo asuka kwi-160 ukuya kwi-635 kilograms, kuxhomekeke kubukhulu bayo kunye nomgangatho wokuvelisa. Lo mlinganiso ubonisa amandla aphezulu i-polyethylene terephthalate strapping inokumelana ngaphambi kokuba yaphulwe, iyenze ibe yinto ebalulekileyo yokuthengwa kwempahla.