Kei roto i te putea o roto mō te putea-i-roto-pouaka he putea hinu hiri me te putanga whakakī kua whakaritea ki runga i te putea hinu, me te taputapu hiri kua whakaritea ki runga i te putanga whakakī; kei roto i te putea hinu he putea o waho me te putea o roto, he mea hanga te putea o roto ki te rauemi PE, ā, he mea hanga te putea o waho ki te nairona me te PE. E rua ngā paparanga o te putea o roto o te tauira whaipainga: te putea o roto me te putea o waho, e whakarei ake ana i te ngāwari me te matotoru o te putea o roto, he māmā, he whaitake hoki te hanganga.
Ko tētahi atu momo putea o roto he putea takai ngāwari korekore, he mea tito mai i ngā paparanga e rua o te rauemi kore-whakakotahi i te taha kotahi. Ko te paparanga o waho he kiriata hiato, ā, ko te paparanga o roto he paparanga kotahi o te PE. Ko te paparanga o waho he rauemi hiato PET/AL/PE, NY/EVOH/PE, PET/VMPET/PE, me ētahi atu.
Ko te kōwhiringa o tēnei hanganga motuhake nā te mea he wai kaha te rere o ngā mea kei roto i te kete. Kia pakaru tētahi paparanga rauemi, ka taea hoki te hanga i tētahi atu paparanga tiaki. I taua wā anō, ka taea e te tiaki o ngā paparanga rauemi e rua te whakaroa i te rere o te wai i te wā e kawe ana. He pai te pānga tiaki ki te pānga o ngā rauemi putea tākai.
Wā tuku: Oketopa-10-2022
