Ngokusekelwe kubuchwepheshe bokuhlola okubonwayo, buhlola ngokuphelele amaphutha e-preform yebhodlela njengezikhala zomlomo webhodlela namalungu, amagwebu omzimba webhodlela namachashaza amnyama, kanye nokunemba kobukhulu okuhlanganisa ububanzi nokuphakama. Ukusekela ukuhlola ama-preform ebhodlela enziwe ngezinto ezifana ne-PET ne-PP, kungaxhunyaniswa nemishini yokukhiqiza i-preform yebhodlela ukuze kufezekiswe ukuhlungwa okuzenzakalelayo kwemikhiqizo enesici nokuthuthukisa izinga lokukhiqiza ama-preform ebhodlela.