Ukubaluleka Kwokugcina Kwamaphakethi Wokudla Okwesiliva

Kwimboni yamaphakathi emzimbeni wokupakisha ukudla, ubukhulu bekho lokusebenta kwe-lid bakhala ngokugcwele kubhekisele kuqinisekisa isikhathi sokusha kweprodukthi, ukuthembana nokuphatha kwamandla okudla, nokuthanda kwebhizinisi. Uma izibhizinisi zithenga amaphakathi eplastik bakhiwa ekupakisheni ukudla, umechanizimi wokusebenta phakathi kwe-body yamaphakathi ne-lid kuyabhekiselwa njengesibalo sokukhula kwalokho esebenza ngokuvumela ukuthi ukudla kushisane, ukulinda ukuthi kwenziwe isifo, nokuthembana nokuziphatha kwezinhlangano zokulawula. Ukuziqonda ukuthi kungani lokusebenta kwe-lid kubalulekile nokuthi indlela eyodwa yokusebenta iyathinta ukuphatha kwamandla okudla kusiza abaphambili bephakathi, abahayi bezokudla, nabasebenzi bokupakisha ukuthi baze baphendule ngokuthembekile ukuthi babuyise ukuthi iprodukthi yabo ibe yilokho kanye nokuthi igama lomkhakha libe lisemthethweni.

Ukuxhuma kwe-lid nesikhungo sokugcina izinkomzi kusuka emva kokuxhuma okuphelele. I-Plastic containers esemthwakathini zibalulekile ukuthi zibophelele ngokuphelele kuzo ukuthi zilindele u-oxygen, ukuthi umthelelo wamanzi awungezi, nokuthi amaseli amakhulu akhululekile, futhi zilindele isithunywa sakho sokuqondana ngezindlela zokuthengisa nezindlela zokusebenzisa yabantu. Izindustria ezahlukene, njengokuthenga kwamazinyo okusha kuya kubukhala kwezinkomzi ezenziwe ngokufanele, ziyadinga izinhlayisi zokuxhuma ezimangalisayo ukuthi zifunde iziphumo zokuphatha izinkomzi ngokuphelele, ukuthi zihambise isikhathi sokuthengiselwa kwamaphuzu, futhi ukuthi zingcine ukuthwasa. Lokhu kukhombisa ukuthi ukuxhuma kwe-lid kuyisibonelo esikhulu sokuthi kuyiphi indlela yokuthintela izinkomzi, izinto zokuchaza ukuthi kuyiphi indlela yokuxhuma iyasebenza ngokuphelele, futhi ukuthi kuyiphi indlela yokuthengisa izinhlayisi zokuxhuma okuhlanganisa izinkomzi zokuthengiselwa.

Kungani ukuxhuma kwe-lid kuyisibonelo esikhulu sokuthintela izinkomzi ukuthi zihlale kahle

Ukuthintela kwe-oxygen nokuthi kuyiphi indlela yokuthintela izinkomzi

Ukubuka kwe-oksijini kuyisibonelo esikhulu sekuthi kusinakho ukuthi isitha sokufaka emzimbeni sifanele, kubangela izinkqubo zokugqibela okuzokwenza ukuthi isitha sokufaka emzimbeni sifanele, kuchitha ukuthi isitha sokufaka emzimbeni sifanele, kubuyeke ukuthi isitha sokufaka emzimbeni sifanele, nokuthintela ukuthi isitha sokufaka emzimbeni sifanele. Ukuloka kwelid kweplastik kwezinto ezifakwa emzimbeni kwenza isimo esihlukile sokuthi isitha sokufaka emzimbeni sifanele, okukhomba ukuthi isitha sokufaka emzimbeni sifanele, kuvikela ukuthi isitha sokufaka emzimbeni sifanele, nokuthintela ukuthi isitha sokufaka emzimbeni sifanele. Isikhundla sokuloka phakathi kwelid nendawo yokuloka yendiza kufanele kubheke isikhundla sokuloka ngokuphelele ukuze kuvikeli ukuthi isitha sokufaka emzimbeni sifanele, okufanele ukuthi kubheke isikhundla sokuloka ngokuphelele nokuthi kubheke isikhundla sokuloka ngokuphelele.

Izigaba ezahlukene zokudla zibonisa ukuzwela okuhlukile ekuvezweni komoya-mpilo, okwenza ukuhlolwa kokuphepha kwezimpawu kube umkhiqizo othile. Ukupakisha imikhiqizo esanda kusikwa ngokuvamile kudinga amazinga okudlulisa umoya-mpilo angaphansi kwamazinga athile ukuze kugcinwe ibhalansi yokuphefumula, kuyilapho ukupakisha izimpahla ezomile kunika kuqala izakhiwo zokuvimbela umswakama kanye nokuvinjelwa komoya-mpilo. Umklamo womshini wezinhlelo zokuvala izembozo kufanele ucabangele lezi zidingo eziqondene nesicelo, kuhlanganiswe izici ezifana nokufakwa kwe-silicone gasket, ama-compression rib geometries, noma ama-hermetic snap-fit mechanisms anikeza amandla okuvala okulinganisayo nokumelana nokuvuza ngaphansi kwe-standard test

Ukuvimbela Ukungcoliswa Amagciwane Ngokusebenzisa Ukuphelela Kwama-seal

Imithetho yokuphepha kokudla emhlabeni wonke igcizelela ukuvimbela ukungcola njengento eyisisekelo efunekayo ekupakisheni, ibeka ukusebenza kahle kokuvala isivalo njengesici esibucayi sokulandela. Izitsha zepulasitiki ezivalelwe kahle zokudla zibeka izithiyo ezingokwenyama ezivimbela ukungcoliswa ngemva kokucutshungulwa yizinambuzane ezisemvelweni, amagciwane adluliselwa emoyeni, nokuchayeka okuhlobene nokuphathwa ngesikhathi sokugcinwa nokusabalalisa. Indawo yokuvala kufanele imelane nokungena kwamagciwane, izimbungulu, namaseli emvubelo, ngokuvamile alinganisela phakathi kuka-0.5 no-10 micrometers ububanzi, okudinga izindawo zokuvala eziqeda izikhala ezincane futhi zigcine ukucindezelwa isikhathi eside.

Imithuluzi yokuzifunda ukusebentisa kwezinkampani zokugcina amasela kufaka kuwo ukuchaza kwezinkinga zokubhala, izifundo zokufika kwemibhali, nokuzifunda kwezinkampani zokugcina okuphinde kubonise izimo zokugcina kwezinkampani ezihlukene. Izisikhwama zesikhumba esiphakeme sibonisa ukusebenza kahle ngokuphelele phakathi kwezilingo zokuguqula kwezintempiletha, izinkinga zokusebenzisa ngokuphelele, nokugcina kwezinto ezingaphandle kokuthi kungabonakala ukuthi isikhumba sivame ukusobala kwezinhlobo ezingaphansi. Kumaqandu owenziwe ngokugcina, nokuzinikela kwezinto zokudla ezihlukene, ukusebenza kwezikhumba kuhambisana ngokuphelele nesikhundla sokugcina amasela okugcina amakhanda, okwenza ukuthi ukuvumela ukuthi isikhumba sivame ukusobala kuyizinkinga zokucoca kwezinto zokudla, akuyiyo kuphela indlela yokwenza umsebenzi wokucoca.

Ukukhathazeka Kwamafuta Nokuthuthukisa Kwayo Kwezinye Iziphakade Nezinkinga Zokugcina

Ukuthi amafutha asebomvu ayakwenzeka ngokungafanele kwezikhumba kubangela ukuguqulwa kwesimo sezinto, kusiza ukuphila kwemikhuba, nokuthi kwenza izinkomba zokuchaza ezinconywa ubukhulu bezinto. Ukuzimisa okuhle kwezikhumba zezinto zokudla ezingaphakathi kwezinkotho zokushitha kuzosindisa ukuthi amafutha asebomvu azisindisane ngokulinganayo, okuyisisekelo sokugcina ubukhulu bezinto zokudla, njengoko kubalulekile kwezinto zokudla ezinconywa ngokwesibonelo ngenxa yokuqondana nezinhlobo zokudla, izinkotho, nokuthi izinto zokudla ezingasendleleni. Isistimu yokuzimisa kufanele isondele kwezinhlobo zokudla zokuphuma emkhathini wokuphila kwezinto zokudla okanye ukuthi kwenzeke ukuthi amafutha asebomvu asindisane ngokwesibonelo ngenxa yokuqondana kwezinhlobo zokudla, futhi kufanele kubekwe izinkambo zokuvula okanye izinkambo zokuthabatha amafutha asebomvu uma kufanele, kodwa kufanele kubekwe isifunda sokuzimisa esisodwa.

Izindlela zokufunda zokuthintana kwezindawo zokulwa kwamaphakathi kuzoba yizindlela zokukhetha izinto ezisetyenziswa kubhokisi ne-lid, ukwakha kwezinye izinyathelo zokuhlakazisa izinyathelo zokuhlakazisa, nokuthi i-gasket ikhethwe ngokusebenzisa izinkemikhali ezingakhathalisi kusukela kwe-hydrolytic degradation. Izibhokisi zesilika esihlelwe ngokupheleleyo zokudla zisebenzisa izilayi eziningi zokuhlakazisa ezinombango wokuhlakazisa nesilinganiso sokuhlakazisa, futhi ziqondisa i-polyethylene, i-polypropylene, noma i-polyester films ozinomthwalo wokuthintana kwezinye izinyathelo zokuhlakazisa. Ukugcina kufanele ukubalansisa ukuthi kufanele kugcinwe ngokupheleleyo nokuthi kufanele kuvuleke ngokunzima kakhulu, ukuqinisa ukuthi ukugcina kungafani no-ukuthintana kwezinye izinyathelo zokuhlakazisa kungabonakala kumsebenzi wokusebenzisa ngokupheleleyo noma kumsebenzi wokusebenzisa kabusha.

Izinkinga zokufunda ezingadetermina ukuthi i-lid iyagcina njani

Ukuthi izinto ziyathandana phakathi kwe-rim yebhokisi ne-lid interface

Ukuhambisana kwamakhemikhali nokwenyama phakathi kwezinto zokumboza kanye nemiphetho yamasondo esitshalo kunethonya eliyisisekelo ekwakhekeni kwezimpawu kanye nokusebenza kwesikhathi eside. Izitsha zepulasitiki zokudla ngokuvamile zisebenzisa i-polypropylene, i-polyethylene terephthalate, noma i-polystyrene ukuze zibe nemizimba yezikhwama, ngasinye sibonisa ama-coefficients wokunwetshwa okushisayo ahlukile, izici zamandla angaphezulu, kanye nezakhiwo zomshini ezith Izinto zokumboza kufanele zibonise izakhiwo ezenezelanayo ezenza kube nokukhwelana okuthembekile ngaphansi kwezimo zokuhlanganiswa ngenkathi kugcinwa ukucindezelwa kwesihlungi kuzo zonke izigaba zomjikelezo wokuphila womkhiqizo kubandakanya imisebenzi yokugcwalisa, ukuhamba kwezinga lokushisa, kanye nemijikelezo yokuvula ephindaphindwayo

Ukufanisa ukucindezelwa komhlaba phakathi kwezinto ezisetshenziselwa isivalo ne-rim kukhuthaza ukunamathela kwamangqamuzana okwandisa amandla esihlungi ngaphezu kwemiphumela yokucindezela okuzenzakalelayo. Eminye imiklamo esezingeni eliphakeme yesivalo ifaka ama-elaster gaskets e-thermoplastic ahlanganisa ukuguquguquka nokumelana namakhemikhali, okwenza izimpawu ezihambisanayo ezizivumelanisa nezinguquko ezincane zobukhulu ngenkathi kugcinwa ukusebenza okuhambisanayo kwesithiyo. Izindinganiso zokukhetha izinto zokwakha kumelwe futhi zicabangele ukuhambisana nemithetho yokudla, ukungathathi hlangothi kokuzwa ukuze kuvinjelwe ukudluliselwa kokunambitheka, nokuhambisana nokuvuselelwa kabusha okuhambisana nezinjongo zokusimama ezibekwa kuqala kakhulu yimikhiqizo yokudla nezinhlaka zokulawula.

Amapharamitha wokuklama weJiyomethrikhi we-Sealing Interfaces

Izindlela zokubhalwa nezindlela zokufakwa ezisikweni sokuvumela ukuthi isikhumba sifake kusukela kuzo ziyakha umsebenzi wokuvumela nokubaluleka kwawo. Amaphutha amancane okudla akhuselekile ngamathuba amaningi okuvumela, kungakhulu izindlela zokuvumela ngokuphepha, izindlela zokuvumela ngokuphuma kwezinye izinyathelo, izindlela zokuvumela ngokugqibela, nezindlela zokuvumela ngokuthi kubhekana, ngokuzenzakalelayo kuzo zonke izindlela zokuvumela ziyakha iziphumo ezihlukene ngokwesikhundla esithile. Izindlela eziphambili zokubhalwa ziyashiyela ubude bakwesikhumba sokuvumela, izindlela zokuphepha kwezinye izinyathelo, izindlela zokuphuma kwezinye izinyathelo okuyinto ekunqoba ukuthi isikhumba sifake, nezindlela zokuthi kubhekana okuyinto ekunqoba ukuthi isikhumba sifake.

Ukuchazwa kwezinkulungwane ezingaphansi nokubhalwa kwezinkulungwane zokufunda ukuthi izinto ziyakhuluma ngokuphelele kusiza abahleli ukuthi bafakaze isimo sesikhumba phambi kokuthi bavule amathuba, bakhombise izindlela zokugcina umkhawulo, izinkinga zokugcina umkhawulo, nokuthi kuzoba yini izindlela zokuvula phakathi kweminye yezimo zokugcina. Isikhumba sokugcina kufanele sifane nesikhumba sokugcina esisodwa ukuze sivikele isikhumba sokugcina esisodwa sokuthi singabangela izindlela ezincinci zokufika kwezinto ezingavumelekile. Kuma-ibhokisi eminingi yezinto zokudla, izindlela zokufaka kuyasebenzisa izikhumba zokugcina ezimbili okanye eziningi ezinamandla okukhomba isikhumba sokugcina esisodwa futhi sivikele isikhumba sokugcina sokuthi singabangela ukuthi ibhokisi liyagcina ngokuphelele noma ngokuphelele kwezimo zokugcina ngaphandle kwezinto zokudla.

Ukukhokha Kweprosesi Yokwenza Kwaye Ukuvikela Ubukhulu

Ngisho nezinhlelo zokuvala izembozo ezakhiwe kahle kakhulu zincike ekulawuleni inqubo eqinile yokukhiqiza ukuze zinikeze ukusebenza okuhambisanayo kuwo wonke amavolumu okukhiqiza. Amapharamitha wokubumba ngomjovo afaka phakathi izinga lokushisa lokuncibilika, ingcindezi yomjovo, isilinganiso sokupholisa, nesikhathi somjikelezo kuthinta ngqo ukunemba kobukhulu, ikhwalithi yokuqeda indawo, kanye namaphethini okucindezelwa okusele athinta ukusebenza kwesixhumi esivaliwe. Izitsha zepulasitiki ezisetshenziselwa ukukhiqiza ukudla zisebenzisa izinqubo zokulawula izinqubo eziqapha ubukhulu obubucayi, zenze ukuhlolwa kokuqina kwezimpawu ngezikhathi ezithile, futhi ziqinisekise ukusebenza kwesithiyo ngezinqubo ezijwayelekile zokuthola ukuvuza.

Imithambo yokuhlonipha ubukhulu kwezindlela zokugcina izihlangothi ziyahlanganisa izindlela zokuzilonda nokuzilonda ngaphandle kokugcina. Izindlela zokuzilonda zizimela ubukhulu bezifunda, imikhumbuzo yezimali zokugcina, nokuchaza izindlela zokuphula okuyisibonelo sokuthuthukisa ukudesigna nokuhlela amasethingi okusebenza. Izindlela zokuzilonda ngaphandle kokugcina kufuneka kubhekwe ukuthi kungakhathaliseki kwezihlangothi, ukubheka ngokwesibhakabhaka, nokubheka ngokwesivision system ukuthi konke kubhekwa ngokugcina ngaphandle kokuthi kubhekwe ngokugcina kwesihlangothi. Abasunguli izinkothama zesiPhansi sokwakha kwezinto zokudla bahlukana ngokuthi banezindlela zokuhlonipha ubukhulu ezitholakala njengokuthi bakhombisa izindlela zokuthuthukisa ubukhulu, bakhumbula izindlela zokuthuthukisa ubukhulu ngokwesikhumba, nokunikeza umbono wokuthuthukisa ubukhulu kwezihlangothi kwezindlela zokusebenza zomsebenzi wabantu.

Izinkinga Zokugcina Ezihlukene Ngokwesilinganiso Sokudla

Ukugcina Kwesidlo Esishushu Nokubheka Ukuguqula Kwesinyathelo

Ukupakisha imikhiqizo emisha kuletha izinselele eziyingqayizivele zokuvala ngenxa yomsebenzi ophikelelayo wokuphefumula okhiqiza i-carbon dioxide, udle umoya-mpilo, futhi ukhiqize umusi womswakama ngaphakathi kwezikhwama ezivaliwe. Izinhlelo eziphumelelayo zokuvala izembozo zezitshalo zepulasitiki zokudla ezisetshenziselwa imikhiqizo kufanele zibe nezici zokugeleza ezikhethiwe ezigcina ukwakheka komkhathi okuhle ngaphandle kokudala izimo ze-anaerobic ezisheshisa ukubola. Ubuchwepheshe bokubhoboza amagesi amancane, ukufakwa kwemicu yokuphefumula, nama-valve okudambisa ingcindezi kuhlanganiswa nezakhiwo zokuvala zokuqala ukuze kulinganiswe izidingo zokushintshana ngegesi nezinhloso zokuvimbela ukungcola.

Ukuphathwa kwamazinga okushisa ngesikhathi sokusabalalisa kunomthelela omkhulu ekusebenzeni kwe-seal ekusetshenzisweni kokupakisha imikhiqizo. Ukupholisa kudala amazinga okushisa angadala ukwakheka kwe-condensation ezindaweni ezingaphakathi, okungase kuthinte ukusebenza kahle kwe-seal uma umswakama uqongelela esiqongweni sesembozo-sesitsheni. Imiklamo ethuthukisiwe ifaka izici zokuphathwa kokuqina njengamaphaneli angaphakathi anemibala, amaphuzu wokuhlanganisa amaphakethe okudonsa, nezici zejometri ezihambisa ukuqina kude nezindawo zokuvala. Uhlelo lokuvala isivalo kufanele lugcine ubuqotho phakathi kwamazinga okushisa kusuka ekugcinweni okubandayo ku-2-4°C kuya ezimweni zokubonisa ezingokomzwelo kanye nezimo ezingaba khona zokuphathwa kabi kokushisa ngesikhathi sokuthuthwa kwabathengi.

Ukudla okulungiselelwe kanye nezidingo zokusetshenziswa kokugcwalisa okushisayo

Ukusebenzisa indlela yokufaka ngokushisayo kwamazuphi, amasosha, kanye namaphuzu okukhuluma ukubaluleka kwezindlela zokugcina ephakathi kwenziwa ngokushisayo kuyadinga ukuthi isikhundla sokugcina sifanele ngokulinganayo ngezindlela ezihlukene kwezindlela zokufaka ngokwesandla. Amaphakathi amancane weplastik okukhuluma ukubaluleka kwezindlela zokufaka ngokushisayo kufanele bakwazi ukuzimela izintemperatura zokufaka eziningi kakhulu kune-85°C futhi bakwazi ukuzimela ukuthi izinto zizimele kanye nokugcina isikhundla sokugcina ngokulinganayo xa izinto zihlala zihlala kanye nokuthi ukuvacuum kungaphakathi kuyadala. Isikhundla sokugcina kufanele sikwazi ukuzimela ukuthi izinto zihlala zihlala kanye nezinto zokupakisha ngokulinganayo ngaphandle kokuthi kwenzeke ukuthi kushele kahle kanye nokuthi isikhundla sokugcina sishiyelwe ngaphansi kwesiphetho sokuvacuum.

Ukukhethwa kwezinto zokusetshenziswa kwezikhwama zokugcwalisa ezishisayo kunika kuqala ukumelana nokushisa, ama-coefficients amancane okwanda okushisa, kanye nezakhiwo ze-crystalline polymer ezilwa nokuguqulwa emazingeni okushisa aphezulu. Ama-polypropylene compounds anamazinga okushisa aphakeme okushisa ngokuvamile asebenza njengezinto eziyisisekelo, ngokuvamile ahlanganisa ukugcwaliswa kwamaminerali noma ukuqiniswa kwengilazi ukuthuthukisa ukuzinza kobukhulu. Idizayini yokuvala kufanele ibhekele ukungahambelani kokwanda kokushisa phakathi kwezingxenye zesivalo nesitsha, ifake izici zokuhambisana ezamukela ukunyakaza okuhlukile ngenkathi kugcinwa ingcindezi yokuxhumana ezindaweni zokuvala. Amaphrothokholi okupholisa ngemva kokugcwalisa kanye nezinhlelo zokuqapha ingcindezi ziqinisekisa ukuqina kokugcinwa kwezimpawu njengoba kulungiswa ukushisa futhi kuvela izimo ze-vacuum ngaphakathi kwezitshalo zepulasitiki ezivaliwe zokudla.

Ukupakisha Izimpahla Ezomile Nokuqina Kokugcinwa Isikhathi Eside

Izidingo zesikhathi sokugcina esandisiwe sokupakisha izimpahla ezomile zidinga amasistimu okuvala isivalo agcina ukusebenza kwesithiyo ezinyangeni noma eminyakeni yokugcina ngaphansi kwezimo zemvelo eziguquguqukayo. Izitsha zepulasitiki zokudla ezisetshenziselwa amantongomane, okusanhlamvu, izithelo ezomisiwe nezithako ezenziwe ngoqweqwe kumelwe zimelane nokungena komswakama ongadala ukukhula kwamagciwane, ukuhlangana kwawo noma ukuwohloka kwawo kuyilapho zivimbela ukuchayeka komoya-mpilo okusheshisa uku Umshini wokuvala kufanele ubonise izinguquko ezincane zezakhiwo ngokusebenzisa ukuguga, ukumelana nokwehla kokugwedla okunganciphisa amandla okucindezela futhi kuthinte ukusebenza kwesithiyo ngezikhathi ezinde.

Amaphayile okukhula kakhulu akubonisa imiphumela yokuqasha kwezindawo zokugcina ngokuthi abhekise amaphayile athuluzi ku-izithembiso zokuphakamisa isikhathi nesikhathi sokugcina, okubonisa izinsuku noma iminyaka yokugcina ngokwesibini ngokuphakamisa isikhathi sokuzivikela. Lezi ziqinisekiso ziqinisekisa ukuthi isikhathi sokugcina sibalulekile, ukuthi izinkampani ziyasebenza ngokuphelele, nokuthi izinto zokusebenza ziyatholakala ngokuphelele ngokwesikhathi sokugcina kweprodukthi. Ukungena kwezinkampani zokuvula amanzi, ukungena kwezinkampani zokususa oksijheni, nokufusha amagasi engapheliyo kuyasebenza ngokuhlanganisa nezinkampani zokugcina emehanikhi kwezinkampani zokugcina zezinto ezingavali, kwenza izindlela zokugcina eziningi okuzosinda isikhathi sokuthengiswa futhi sizobuyisa ubunzima bezinto zokuthengiswa okuzothandwa ngabasebenzi nabazalisi.

Izimplication zokusebenza kwezinkampani zokugcina kwezinkampani zokuthengiswa kwezinto zokudla

Ukunciphisa ukuphulwa kwezinto zokuthengiswa nokuthinteka kwezimali

Ukungafani kwezilidhi kubonakala ngokwesibonelo kusenza ukuthi kubelwe imali ngokuphulukana kwemithombo, ukuphephile kwezindawo zokugcina, nokwengeza kwezindlela zokuvimbela emaphazimbeni wokuhlola ubukhulu. Abasemthwini bemithombo abayisebenzisa izinkotha zephlasitiki ephakeme ukusebenzisa imithombo yemithombo nesistimu yokufanisa esivumelweyo bafunda iziphumo ezinamandla ngokuphepha kwemithombo, ukuphepha kwemisebenzi yokuthumela, nokuphepha kwemizwa yocustomer okuthi kuyisibonelo sokuphulukana kwemithombo phambi kwesikhathi sakho. Ukuphulukana kwemali phakathi kwezinhloso zokufanisa nezinhloso zokufanisa eziphakeme kumele kubili elincane kwebalansi yomlando wokubelwa kwezinhloso zokufanisa, ikakhulu kumithombo eyisibonelo esiphelele, izihlahla zokusha, namizwa yezinhloso eziphakeme apho ukubelwa kwezinhloso kubaluleke kakhulu kunezinhloso zokupakisha.

Amathuba okukhula kwezindawo zokuthengisa ayidala ngokusebenza kwezinkambo zokugcina ephakathi yokuthi zibe yisibonelo sokubaluleka, okunika izinsuku eziningi zokuthengisa futhi ekuphulukiseni izinkinga zokuthengisa okuzinakekileyo. Izinto ezithengisiwe ngamaplastiki eminyaka yezinkambo zokudla noma zikhiqizwa ngokuthi zikhona izinkambo zokugcina ezinamandla kakhulu, ziyakwazi ukuphuma kwezinsuku eziningi zokuthengisa, ukuguqula kwesilinganiso sokuchaza kwezinsuku zokuthengisa ngokwemiphakathi yezindlela zokuthengisa, futhi ukuphuma kwezinkinga zokuthengisa okuzinakekileyo okuzoba kuthi zihluphele izinkambo ezingafanele. Lezi zinhlelo ziyakwakha ukufikelela kwezimarket yezindawo zokudla, ziyakwakha ukuthenga kwezindawo ezithile nokuthengisa kwezindawo eziphakeme, futhi ziyakwakha ukuphulukisa kwezinkambo zokuthengisa okuzoba kuthi zihluphele izinkambo ezinamandla kakhulu okuzoba kuthi zihluphele izinkambo ezinamandla kakhulu.

Ukuphatha ngokwemithetho futhi Ukuphatha izinkinga zokubona isibopho

Imithwalo yebhizinisi yokuqinisa ukuthi izinkampani ziyasebenzisa izinto ezihambisana nezinkinga zokuphepha kwesikhathi sokubhalwa kwezinhlelo zokusebenza, kusukela kuzo zonke izizwe. Ukungakwazi ukwenza ukuthi isikhumba sivumelane ngezinhlelo zokusebenza kungahleli ukuthi kufanele kubhalwe ngokuvumelana nokuthi kuyinto esingasithola ngokuvumelana. Ukungakwazi ukwenza ukuthi isikhumba sivumelane ngezinhlelo zokusebenza kungahleli ukuthi kufanele kubhalwe ngokuvumelana nokuthi kuyinto esingasithola ngokuvumelana. Izinkampani zokuphepha okunyakaza kwezindawo zokuphepha zokudla ziyabhalwa ngokuvumelana nokuthi kuyinto esingasithola ngokuvumelana, kusukela kuzo zonke izizwe. Izinkampani zokuphepha okunyakaza kwezindawo zokuphepha zokudla ziyabhalwa ngokuvumelana nokuthi kuyinto esingasithola ngokuvumelana, kusukela kuzo zonke izizwe. Izinkampani zokuphepha okunyakaza kwezindawo zokuphepha zokudla ziyabhalwa ngokuvumelana nokuthi kuyinto esingasithola ngokuvumelana, kusukela kuzo zonke izizwe.

Amathuba okukhombisa ukuthi izinto zokupakisha zihambisana nezinto ezipakishwayo zokugcina, akufanele kubhalwe ngokuphelele ukuze kwenzeke ukususa ngokuthe ngokushesha izinto ezithile ezipakishwayo xa kufuneka ukususa izinto. Abasendisi abanika umbono wokwenzela ngokuphelele, futhi abanika imininingwane yokuqondisa ukuthi isilayi sikhona, amabhukhadi wezinto ezipakishwayo, nokuthi indlela yokwenza iyasebenza ngokuphelele, kuyabangela ukuthi abahlanganisi besebenza ngokuphelele ngezinkinga zokukhombisa ukuthi izinto zihambisana nezinto ezipakishwayo. Ukwenza i-Hazard Analysis Critical Control Point (HACCP) kuvamise ukuthi ukupakisha kuyisiphiwo esikhulu esifanele ukuthi kubhalwe ngokuphelele, kufanele kubhalwe ngokuphelele, kanye nokuthi kufanele kwenziwe izindlela zokulungisa ukuthi isilayi sikhona, kuyadinga ukuthi abasendisi bakwazi ukuxhumana nokuthi bakwazi ukusiza ngokuphelele.

Ubuhle bokwesibonelo kunye nezimboni zomuntu

Imiphakathi yebhrendi yokuzilolonga kuyathuthukisa ubuhle bokuzilolonga, ukuphinda ukuthenga, nokuthi abantu bathumele amazwi emizwi ekhaya okuyoba yindlela yokubeka isikhundla sesithembiso esihlukene. Ukungafanelwa kokulima kwesibhakabhaka kuyabonakala njengokuthwela kwesibhakabhaka, ukuphila kancane kwezinto zokudla, ukungafanelwa kokuvula noma kokulima kabusha, nokubonakala njengokungabi nembali yobuhle okuyoba yinkambo yokungabikho kobuhle bokuzilolonga nakuba ubuhle bokudla kungabikho. Amabhrendi amakhulu okuzilolonga kusuka kwezinto zokudla ezisemaphileni okuyoba yinkambo yokuthi kuyasebenza ngokuphelele ukuthi kuyasindiswa ubuhle bokuzilolonga, ukuthi kuyadlula isikhathi sokubaluleka kwezinto zokudla, nokubonakala njengokuthi kuyasindiswa ubuhle bokuzilolonga okuyoba yinkambo yokuthi kuyasindiswa ubuhle bokuzilolonga.

Ukwanda kwezindaba zokuxhumana zokuhlangenwe nakho okungekuhle kokupakisha kusheshisa umthelela wedumela ngenxa yokwehluleka kwezimpawu ezihlukanisiwe, kuguqula izikhalazo zabathengi ngabanye zibe ukugxekwa kwegama lomkhiqizo okufinyelela ezinkulungwaneni zamakhasimende angaba khona. Ngakolunye uhlangothi, ukupakisha okuhle akuvamile ukudala ukukhulisa okuhle okulinganayo, okwenza ukusebenza kwe-seal kubaluleke kakhulu njengokubaluleka kokunciphisa ubungozi kunenzuzo yokumaketha eqhubekayo. Izinqumo zokupakisha ezihlelekile ngokuya zifaka izivumelwano zokuhlola abathengi ezihlola ukusebenza kwezimpawu kubantu abahlukahlukene abasebenzisa, ezikhomba izinkinga zokusetshenziswa ngaphambi kokwethulwa emakethe futhi zivumela ukucwengisiswa kokuklama okuvimbela ukusabalala kokuhlangenwe nakho okungekuhle.

Imibuzo Evame Ukubuzwa

Yiziphi izindlela zokuhlola eziqinisekisa ukusebenza kahle kokuvalwa kwezivalo ezitsheni zepulasitiki zokudla?

Izimithi zokuzivocavoca zezindaba zokuzivocavoca ziyashicilela ukuguqula kwe-pressure okubonisa ukuthi kukhona isilahlaho, izivocavoca zokufihla okusebenzisa amanzi abhalwe ngokupheleleyo ngokupheleleyo ukuze zibonise ukuthi kukhona isilahlaho esisemaphakathini, nokuthatha ubukhulu bekhothama lokuvocavoca okubonisa indawo yokuvocavoca. Izindlela eziyisisekelo zisebenzisa ukuvocavoca kwesilahlaho se-helium ukuvocavoca kwe-barrier ngokupheleleyo futhi ukuvocavoca kwe-microbial okuvocavoca izinkothama ezivocavocwe ngamaphathi okuvocavoca, emva kwalokho kubhekwa ukuthi kukhona ukuvocavoca kwe-pathogen ngeminyaka eyafanele. Abasendleleni abanobunzima bakhuphela izirhwebu zokuzivocavoca zasezinye izindaba zokuzivocavoca zokuvocavoca kwe-seal ngemizamo esifanayo nezokudluliswa, ukuguqula kwe-temperature, nokuvocavoca kwe-aging okufanele kumazinto okudla okuyifundisa.

Kungani izindlela zokugxila kwe-lid zihambisana ngokuvocavoca?

Amaphetha okugcina ngokuthintana (snap-fit) okusebenzisa ukugcina ngokuthintana kuyabika umgcino wokuqala omuhle kakhulu nokugcina ngendlela efanele kumsebenzi wabantu, kodwa kungakwazi ukugcina ngokuphela ngamaphetha amaningi okuvula. Amaphetha okugcina ngokuthatha (threaded) ayabika ukukhokha kwemiphetha yokugcina nokugcina ngokuphela ngamaphetha amaningi, kodwa kufuneka kubhekwe ukuthi kunezindawo zokuthatha nokuthatha izindlela zokusebenza eziningi. Amaphetha okugcina ngokuchitha (heat-sealed) ayabika umgcino wokugcina ngokuphela okufanele kumasevisi okusebenzisa umsitho wenyanga yodwa futhi okubonisa ukuthi kususwe isikhundla, kodwa akukwazi ukusebenza kabusha. Ukugcina ngokuchitha ngokuphakanyiswa kwezinto zokuchitha (ultrasonic welding) kwenza izihlalo zokugcina ezisodwa zokugcina ngokuphela okufanele kumaprodukthi okusebenzisa isikhathi eside sokugcina futhi okufuna ukugcina ngokuphela kakhulu. Izinkinga zokusebenza kufuneka zibhekwe, kubhekwe ukuthi kufuneka sebenzisa kabusha, ukuthi kufuneka kubhekwe ukugcina ngokuphela, nokuthi kufuneka kubhekwe izindlela zokusebenza zokuthenga, ziyadetermina indlela eyodwa yokugcina okufanele kumaprodukthi okusebenzisa isikhathi eside sokugcina.

Ukugcina kwe-can lid kungakhokha ukugcina kwezinto zokusebenza zokugcina?

Ngakho-ke ukugcina kahle kwelid ayisinda ukufaka kwezinto ezingavumelekileyo emaphakathi kwezindawo zokugcina, kodwa akakwazi ukuzinika ngokuphelele ukungafanele kwezinkinga zokugcina kwezinye izinyathelo zebhokisi nezinye izinyathelo. Ukugcina kahle kwezinhlangano zokugcina kudinga ukuthi wonke umbala wokugcina uqondiswe ngokulinganayo phakathi kwezinye izinyathelo zebhokisi, futhi kubhekwa kwezinye izinyathelo zebhokisi, izilayidi zezifilm noma izinyathelo ezihlawulwe, nokudesigna kwezindawo zokugcina. Izinto ezingatholakanga okukhulu kwe-oxygen ziyabeneftisa kwezinyathelo eziningi kwezinyathelo zebhokisi eziningi kanye nokugcina kahle kwezilayidi, ngakho-ke akadinga ukuthi sitholele kuphela ekugcineni kwezindawo zokugcina. Izinhlangano zokugcina eziphelele zisebenzisa ukugcina kahle kwezinye izinyathelo zokugcina ngokubhekana nokuthi kutholakala kuzo konke amaphakathi, futhi ukugcina kwezilayidi kubhekisa ukuthi kuyisibonelo esingavumelekileyo esitholakala ngokusebenzisa izindawo zokugcina okuyidinga ukuthi kutholakale kuzo ukuthi kungafanele ukuthi kutholakale kuzo konke amaphakathi.

Iziphi izinkomba eziyasho ukuthi kukhona izinkinga zokugcina kwezilayidi kwebhokisi zezinkomzo zokusebenza kwezinkomzo?

Imiphumayo yezinto ezingavumelekileyo eyakhiwe kuzinye izigaba zokuphatha isikhathi esingaphansi kubonisa ukuthi kunezinkinga zokugcina okungafanele kufanele zilandelwe. Ukubona ngomzimba ukubonwa kokuvaleka phakathi kwesibhakabhaka nesibhakabhaka sokugcina, ukuvaleka okungafanele kwesibhakabhaka, noma ukukhanyisa kwezindawo zokugcina kubonisa ukuthi kunezinkinga zemithambo noma ukuthi kuyasebenza okungafanele. Ukuphakamisa kwezizwana zezinkundla zokuthi izinto zihlabe kusendulo, ukuthi kubalulekile ukuthi abasenduli bakhuluma ngokuthi kubalulekile ukuthi kuzokwenzeka ukuthi izinto zihlabe ngokushesha emva kokuthenga kubonisa ukuthi kunezinkinga ezisemthethweni zokugcina. Izindlela zokubala zihlanganisa ukuphakamisa kwezindlela zokuvaleka kusendulo, ukuphakamisa kwezindlela zokubala kwezindlela zokugcina, nokubona kwezindlela zokuhlonipha ukuthi kunezinkinga zokugcina. Ukubheka ngokuphambuka ngokusebenzisa ukubheka kwezindlela zokubala kubonisa izinkinga zokugcina ngaphambi kokuthi zifanele kubonelela ubukhulu bokuphatha noma zithathe izizwana zezinkundla.