Amabhokisi ezithelo ze-PET alahlwayo yiziqukathi zepulasitiki ezivamile embonini yokupakisha ukudla, ikakhulukazi esetshenziselwa ukubamba izithelo ezisikiwe, ama-strawberry, ama-kiwi, nezinye izithelo ezintsha. Umsebenzi wayo oyinhloko ukukhombisa ifomu lomkhiqizo ngomklamo osobala, kuyilapho kusetshenziswa ubuchwepheshe bokwenza i-vacuum ukwakha isakhiwo esizinzile futhi kugwenywe umonakalo odalwe ukuminya ngesikhathi sokuthutha noma ukubonisa. Lezi zinhlobo zamabhokisi okupakisha ngokuvamile afaka -idizayini ephephukayo{3}}phezulu eyodwa, ezenza kube lula ukufinyelela kuzo futhi inciphise ukulahleka komswakama ngesivalo esivaliwe, ngaleyo ndlela andise impilo yawo yeshalofu.
Izimiso zobuchwepheshe kanye nokwakheka kwesakhiwo
I-PET (i-polyethylene terephthalate) iyimpahla eyinhloko yalolu hlobo lwebhokisi lokupakisha, futhi iyi-polyester ye-thermoplastic evuselelwa kabusha. Inqubo yayo yokukhiqiza ifinyelelwa nge-thermoforming: ngemva kokushisisa ishidi le-PET ukuze libe sesimweni esithambile, liyacolwa{1}}i-vacuum{1}}lifakwe phezu kwesikhunta ukuze kwakhe isimo esisethiwe, futhi ngemva kokupholisa, liyadilizwa ukuze kutholwe umkhiqizo osuphelile. Ngokwesakhiwo, indikimba eyinhloko yebhokisi iyimbobo-enongqimba olulodwa, enesivalo{4}}phezulu noma esizimele phezulu. Amanye amadizayini asebenzisa-izakhiwo ezilinganayo noma ezinamathelayo ukuze kuthuthukiswe ukuvala. Izinzuzo zokwakheka kwe-vacuum yikhono layo lokuphindaphinda ngokushesha izimo eziyinkimbinkimbi kanye nezinga eliphezulu lokusebenzisa impahla, okuyenza ifanelekele ukukhiqizwa{8}okukhulu.
Sebenzisa izimo kanye nokuzivumelanisa nomsebenzi
Ukusetshenziswa okuyinhloko kwalolu hlobo lokupakisha ukudayisa ukudla kanye nokulethwa. Izinto ezibonakalayo zivumela umbono oqondile wokusha kwesithelo, ukunciphisa ukukhathazeka kwabathengi mayelana nekhwalithi; ungqimba olulodwa-isakhiwo siqinisekisa amandla kuyilapho sinciphisa ukujiya kwempahla, sihlangabezana nezidingo ezingasindi; kanye{2}}nedizayini ephezulu ibhalansisa ukuvala kanye nokuvuleka kalula, okuyenza ifaneleke ikakhulukazi izimo ezidinga ukusetshenziswa okuningi, njengezindawo zokusika izithelo ezitolo ezinkulu noma ukulethwa kokudla. Ngaphezu kwalokho, umkhiqizo usekela ukunyatheliswa kwamalogo omkhiqizo ukuze uhlangabezane nezidingo zabathengisi zokupakishwa komuntu siqu.
Okuvelele Kwezobuchwepheshe kanye Nokusebenza Kwangempela
Uma kuqhathaniswa namabhokisi epulasitiki endabuko, izinto ze-PET zinikeza ukukhanya okuphezulu nokucwebezela, okubonisa kangcono imibala yezithelo. Ukumelana kwayo namakhemikhali nakho kuphakeme kunezinto ezifana ne-PVC, okwenza kube mancane amathuba okuthi isabele ngezithelo ezine-asidi (njengama-bayberry). Amabhokisi akhiqizwa kusetshenziswa inqubo ye-thermoforming anogqinsi olufana lwayo, okuholela ekuphikiseni okukhulu komthelela kanye nokuncipha kokuphuka ngesikhathi sokuthutha. Ngokulungiselela ukuklama kwesikhunta, umugqa wokukhiqiza ungafinyelela ukukhishwa kwansuku zonke kwezingcezu eziyi-10,000 ngomjikelezo wokulethwa kwezinsuku eziyi-10-20, okuwenza ulungele izidingo zokuthenga ngobuningi. Kuyaphawuleka ukuthi eminye imikhiqizo isebenzisa izinto ezisetshenziswayo ezingasenalutho esikhundleni sezinto ezigaywe kabusha, inciphisa ingozi yephunga noma ukungcola okuvela emthonjeni.
Ukwenza ngokwezifiso kanye Nokuhambisana
Lawa mabhokisi okupakisha angenziwa ngendlela oyifisayo usayizi, umumo, noma abe nezakhiwo ezisebenzayo (njengezimbobo zokungenisa umoya noma izihlukanisi) zengezwe njengoba kudingeka. Ngesikhathi sokucubungula nokwenza ngokwezifiso, siqinisekisa ukuthi izinto ezisetshenziswayo zihlangabezana namazinga okuphepha kokudla emhlabeni jikelele. Uma wengeza ilogo,-uyinki webanga lokudla kufanele kukhethwe ukugwema ukuthintana okuqondile phakathi kongqimba oluphrintiwe nokuqukethwe. Ngezithelo ezidinga ukugcinwa isikhathi eside, kunconywa ukuba ukhethe isitayela esinesivalo ukuze kuthuthukiswe umoya, kodwa kufanele kuthathwe ukunakekelwa ukuze ugweme ukubekwa uphawu okuphelele, okungase kuholele ekuvutshelweni kwe-anaerobic.
