Imbono: 0 Umbhali: Umhleli weSayithi Ixesha lokupapasha: 2026-08-16 Imvelaphi: Indawo
Ifilimu echanekileyo yokugquma ikhethwa ngokufanisa umaleko wayo wokutywina ubushushu nezinto ezivezwe kwi-flange yetreyi—hayi nje kuphela nezinto ezichazwe kwinkcazelo yetreyi.
Olu mahluko lubaluleke kakhulu xa kuthengwa ifilimu yokugquma ukuze kusetyenziswe iitreyi zePET. Itreyi ye-APET idla ngokuba nomphezulu wokutywina wePET, ngelixa itreyi yePET/PE isenokubonisa iPE kwiflange. Nangona zombini ezi treyi zinePET, zihlala zifuna izitywini ezahlukeneyo zefilimu yokugquma.
Itshathi elandelayo inika iindawo zokuqala ezisebenzayo zokukhetha ifilimu kunye novavanyo lwemigca.
Izinto zetreyi kunye nomphezulu weflengi yokwenyani |
Ifilimu ecetyiswayo kunye nomaleko wokuvala ubushushu |
Uluhlu oluqhelekileyo lovavanyo lokutywina-umhlathi* |
Indlela yokuxobula okanye yokuvula |
Iimeko zenkonzo eziqhelekileyo† |
|---|---|---|---|---|
I-CPET enomphezulu wokutywina we-CPET okanye we-PET |
Ifilimu ye-BOPET okanye ye-PET egqunywe nge-oven enesigqubuthelo sobushushu esihambelana ne-CPET/PET |
180–220°C |
Ukuxobuka okulula okubandayo, ukuxobuka okukhulula ubushushu okanye ukutywina |
I-oven ebandayo, eqandisiweyo, kwi-microwave okanye kwi-oven eqhelekileyo kuphela enezinga elifanelekileyo |
I-APET okanye i-rPET enomphezulu wokuvala we-PET |
I-BOPET egqunyiweyo, ifilimu yesigqubuthelo se-mono-PET okanye i-laminate ene-copolyester sealant ehambelana ne-PET |
140–180°C |
Ukuxobuka okulula okuphakathi, ukuxobuka okulawulwayo okanye ukutshixa |
Ukusetyenziswa okubandayo, okubandayo nokukhenkcezisiweyo okukhethiweyo; akuqhelekanga ukusetyenziswa kwi-oveni eqhelekileyo |
I-PET/PE okanye i-PET/EVOH/PE ene-PE evezwe kwi-flange |
I-BOPET / PE, PET / EVOH / PE okanye enye ifilimu ene-PE-compatible sealant |
120–160°C |
I-PE ixolo elula, ixolo elidibeneyo eliyilwe ngobuchule okanye itywina lokutshixa |
Ukusetyenziswa kwe-MAP ebandayo, eqandisiweyo; ukusetyenziswa kwe-microwave okanye i-oven kufuna isakhiwo esifanelekileyo |
I-PP okanye i-PP/EVOH/PP kunye ne-PP evezwe kwi-flange |
I-BOPET/CPP, i-PET/PP okanye ifilimu exutywe kunye ene-sealant ehambelana ne-PP |
160–200°C |
I-PP ixolo elula, ixolo elilawulwayo okanye itywina elisisigxina lokutshixa |
Ukufakwa kwe-microwave ebandayo, egcwalisiweyo ngobushushu kwaye ekhethiweyo; i-retort ifuna umgangatho okhethekileyo we-retort |
* La maqondo obushushu akwiindawo zokuvavanya, awanazo izicwangciso zemveliso eziqinisekisiweyo. Iifilimu eziqala ngokuvalwa okuncinci kunye nezo ziqhelekileyo zinokusebenza ngaphandle kwezi ndawo. Qala rhoqo ngephepha ledatha yobugcisa yomthengisi wefilimu kwaye uqinisekise ifestile kumatshini wokwenyani.
† Ubushushu benkonzo buchaza iimeko zokugcina okanye zokufudumeza. Abufani nobushushu bokuvala umhlathi. Yonke ibango le-oven, i-microwave, i-freezer okanye i-retort kufuneka lisebenze kwinkqubo epheleleyo yetreyi-film-food.
Ifilimu yokugquma idla ngokuba neeleya ezininzi ezisebenzayo:
Umaleko wangaphandle we-PET okanye we-BOPET ukuze kubekho amandla, ukucaca, uzinzo kunye nokuprinta
I-EVOH ekhethiweyo, i-coating okanye enye i-barrier layer
Umaleko we-laminating adhesive okanye i-tie
Umaleko ongaphakathi ovala ubushushu odibana ngqo neflegi yetreyi
Ukusebenza okukhethiweyo kokulwa nenkungu, ukuxobula okanye ukukhupha umoya
Kuphela ngumaleko ongaphakathi wokuvala ubushushu owenza ikhonkco kwitreyi. Ikhemikhali yayo kufuneka ihambelane nepolymer okanye i-coating evezwe kwi-flange.
Yingakho ifilimu echazwa kuphela njenge-'PET lidding film' ingafaneleki ngokuzenzekelayo kuyo yonke itreyi equlethe i-PET. Isithwali sangaphandle sisenokuba yi-PET, ngelixa isitywini sinokuba yi-PE, i-PP okanye i-universal coating.
Ngaphambi kokuba u-odole, qinisekisa:
Ulwakhiwo olupheleleyo lwetreyi, kungekuphela nje igama layo eliqhelekileyo lezinto ezibonakalayo
Ngowuphi umaleko ovezwayo kwi-flange yokutywina
Nokuba iflange inesigqubuthelo, ulusu olutywiniweyo okanye ukwakheka komxholo ophinda wasetyenziswa
Nokuba ukuvalwa okufunekayo kulula ukuxobula, ukukhulula ubushushu okanye ukutywina
Umjikelo wokugcina, ukusasazwa kunye nokuphinda ufudumale kwephakheji epheleleyo
Ifilimu yokusetyenziswa kwetreyi ye-CPET kufuneka isebenzise isixhobo sokuthwala i-PET okanye i-BOPET esizinzileyo ngokwemilinganiselo kunye ne-CPET-seal-seal coating ehambelana ne-CPET. Ukuba iphakheji iya kungena kwi-oven eqhelekileyo enesiciko esiqhotyoshelweyo, yonke into kufuneka ifanelekele ubushushu be-oven kunye nexesha elichaziweyo.
Ezo ziqinisekiso ziquka ifilimu, i-heat-seal coating, i-laminate adhesive, i-inki, unyango lwe-anti-inkungu, i-tray flange kunye nemiyalelo yabathengi eprintiweyo.
Ukucola okulula okubandayo: Umthengi ususa isiciko ngaphambi kokuba afudumale. Isiciko kufuneka sihlale sikhuselekile xa sisasazwa kwindawo ebandayo okanye eqandisiweyo kodwa sivuleke kakuhle xa silungiswa.
Ixolo lokukhupha ubushushu: Ifilimu ihlala ivaliwe ngexesha lokugcina nokukhupha okanye ukukhupha umoya ngendlela elawulwayo njengoko isidlo sishushu.
Ukufudumala okuphumayo okanye okuphumayo: Umthengi ukhupha kancinci, agqobhoze okanye avule umoya ongenileyo ngaphambi kokuba afudumale nge-microwave okanye nge-oven.
Itywina lokutshixa: Kusetyenziswa ukuvala okusisigxina apho kufuneka ukhuseleko oluphezulu kwaye isiciko sivulwa ngokusika okanye ngokukrazula.
Iitreyi zeCPET zinokuba neefomyula ezahlukeneyo zomphezulu okanye ulusu lweseyilu yePET engaguqukiyo. Ke ngoko, iitreyi ezimbini ezithengiswa njengeCPET zinokuvelisa amandla ahlukeneyo esiseyilu ngefilimu efanayo.
I-laminate ye-PET/PE eqhelekileyo ayifakwa kwi-oven ngokuzenzekelayo. Nangona i-PET carrier inokunyamezela amaqondo obushushu aphezulu, i-PE sealant, i-adhesive, i-inki yokuprinta kunye nonyango lokuthintela inkungu zinokuba nemida ephantsi.
Sebenzisa kuphela umgangatho wefilimu oqinisekisiweyo kwi:
Itreyi yeCPET echanekileyo
Ubushushu obuphezulu be-oven
Ubude bokufudumeza
Uhlobo lokutya kunye nobunzima bokugcwalisa
Nokuba isiciko sihlala sinamathele ngokupheleleyo na
Imiyalelo efunekayo yokukhupha umoya okanye yokurhola umva
I-APET isetyenziswa kakhulu ekutyeni okubandayo, imveliso, iimveliso zokubhaka, iisaladi, izinto zobisi kunye neeproteni ezintsha. Inika ukucaca okugqwesileyo kodwa ayikhethwa rhoqo ekufudumaleni kwi-oveni eqhelekileyo.
Kwi-flange ye-APET ecacileyo, ukhetho olukhethwayo ngokubanzi zezi:
I-BOPET egqunywe ngobushushu
Ifilimu yokugquma yeMono-PET ene-seal coating ehambelana nePET
I-laminate ye-PET enemiqobo ephezulu ene-sealant ehambelana ne-PET
Ifilimu ye-Universal easy-peel evavanyiwe ngokukodwa kwi-APET
Ifilimu yokugquma ye-APET efanelekileyo kufuneka ivelise amandla aneleyo okutywina ukuze iphathwe kwaye isasazwe ngaphandle kokufuna ubushushu obugqithisileyo obuphazamisa i-flange.
Umxholo ophinda usetyenziswe, ii-pigment, izongezo ezichasene neebhloko kunye neemeko zokwenza iitreyi zinokutshintsha ifestile yokutywina. Itreyi ye-rPET ke ngoko kufuneka ifaneleke njengomgangatho wetreyi yokwenyani endaweni yokuba kucingelwe ukuba iziphatha njenge-APET eyi-virgin.
Kwiimveliso ezibandayo, cinga ngokudibanisa ukuhambelana kwe-PET kunye:
Ukusebenza okubandayo okuchasene nenkungu
Ukucaca okuphezulu
Ukulawula ukuxobuka okulula
Isithintelo semephu
Ukugqobhoza nge-laser okanye ngoomatshini
Ushicilelo olubuyela umva
Ukumelana nempembelelo kubushushu obuphantsi
Iitreyi zePET/PE zizakhiwo ezinemigangatho emininzi. IPET inegalelo ekuqineni nasekubonakaleni, ngelixa iPE inokubonelela ngokusebenza kokutywina kunye nokumelana nokufuma. Ukuba iPE ivezwe kwiflange, isiciko kufuneka sivale kwiPE—nangona itreyi idla ngokuthengiswa njengetreyi yePET.
Iinketho eziqhelekileyo ziquka:
I-BOPET/PE yokusetyenziswa okubandayo ngokubanzi
I-PET/EVOH/PE yeemfuno eziphezulu zokuthintela ioksijini
I-PET eprintiweyo efakwe kwi-PE sealant exobukayo
PE-ehambelanayo jikelele isiciko film
Le yenye yezona zinto zibangela iimpazamo zokuthenga rhoqo. Ingubo ehambelana nePET eyenzelwe i-APET ecacileyo ayinakunamathela ngokuthembekileyo kumphezulu wokutywina we-PE. Ngokwahlukileyo koko, ifilimu ye-PE-seal akufuneki ithathwe njengetywina ngqo kwi-CPET okanye kwi-APET flange engagqunywanga.
Xa ucela ifilimu yokugquma ukuze kupakishwe itreyi yePET, soloko uchaza ukuba itreyi:
I-Mono APET okanye i-rPET
I-CPET
Izilwanyana zasekhaya/Izilwanyana zasekhaya
I-PET/EVOH/PE
I-PET enesikhumba esitywiniweyo esikhethekileyo
Iitreyi zePP zihlala zifuna isitywina esihambelana nePP esifana ne-CPP, umxube wePP oguquliweyo okanye i-proprietary universal coating eqinisekisiweyo ngokuchasene ne-PP.
Izakhiwo eziqhelekileyo ziquka:
I-BOPET/CPP
I-PET/PP
I-PET/EVOH/PP
Ifilimu yokugquma esekwe kwi-PP exutywe ne-BOPP okanye exutywe ne-PP
Ifilimu evulekayo yendalo yonke efanelekile kwi-PP
I-PP isetyenziswa kakhulu kwizidlo ezibandayo, ukutya okune-deli, iimveliso ezifakwa kwi-microwave kunye nokusetyenziswa kwe-hot-fill. Nangona kunjalo, ukufaneleka kwe-microwave okuqhelekileyo akuthethi ukuba iphakheji iyakwazi ukujikwa okanye ikhuselekile kwi-oven eqhelekileyo.
Iphakheji yokujika ifuna ifilimu, isitywini, iglu kunye nenkqubo yokuprinta eyenzelwe ukumelana nomjikelo opheleleyo woxinzelelo kunye nobushushu. Amandla esitywini kufuneka ahlolwe ngaphambi nasemva kokusetyenzwa.
Igama elithi 'elinokucocwa' lichaza amava omthengi, kodwa iindlela ezahlukeneyo zokutywina zinokudala loo mava.
Imo yokutywina |
Indlela evula ngayo |
Isicelo esiqhelekileyo |
Ingongoma ephambili yokufaneleka |
|---|---|---|---|
Ukuxobuka okulula kwe-Interfacial |
Isitywini siyahlukana nomphezulu wetreyi |
Iitreyi ze-APET, CPET, PP kunye ne-PE zeepakethi zabathengi |
Ukuvula okucocekileyo nokungagubungeliyo ngaphandle kokukrazula okanye ukushiyeka |
Ixolo elidibeneyo eliyilwe ngobunjineli |
Ukwahlulwa okulawulwayo kwenzeka ngaphakathi komaleko wesitywina |
Iinkqubo zokuxobula ezisekelwe kwi-PE kunye ne-PP |
Amandla okuxobula azinzileyo ngaphaya kwefestile yokutywina |
Ixolo lokukhupha ubushushu |
Ibhondi iyabuthathaka okanye ivuleke phantsi kweemeko zokufudumeza ezichaziweyo |
Ukutya okulungiselelwe i-CPET |
Ukunyaniseka okubandayo kunye nokuziphatha okulawulwayo ngexesha lokufudumeza |
Itywina lokutshixa |
Isibopho sihlala sihleli kwaye kufuneka sinqunyulwe, sikrazulwe okanye sigqojozwe |
Iipakethi zeMAP ezikhuselekileyo, zemizi-mveliso okanye ezikhethiweyo |
Ukunyaniseka okuphezulu ngaphandle kokucoca okungafunekiyo |
Inkqubo ephinda ivalwe |
Umaleko obuthathaka kuxinzelelo uvumela ukuvulwa nokuvalwa okuphindaphindiweyo |
I-Deli, izidlo zokutya, itshizi kunye nokutya okuxutyiweyo |
Phinda usebenze emva kokungcola nokusetyenziswa okuphindaphindiweyo |
Ukususwa kwe-laminate okungacwangciswanga akwamkelekanga ukuba kususwe ngokulula. Ukuba ifilimu yangaphandle iyahlukana ne-sealant yayo, iphakheji inokushiya izinto kwi-flange, iveze i-inki okanye i-adhesive, kwaye ivelise amava angahambelaniyo kumthengi.
Indawo yokubeka umhlathi wokutywina inokuba yi-180°C, kodwa ujongano lokutywina luvezwa kancinci nje komzuzwana kwaye lusenokungafikeleli kubushushu obupheleleyo bomhlathi. Umjikelo we-oven uveza lonke iphakheji kubushushu kangangemizuzu embalwa.
Ezi ziinkcukacha ezahlukeneyo:
Ubushushu bokuqalisa isitywina: Indawo apho iqhina elinokulinganiswa liqala ukwakheka khona.
Ifestile yokusebenza: Indibaniselwano yobushushu, ixesha lokuhlala kunye noxinzelelo oluvelisa izitywino ezamkelekileyo.
I-Hot tack: Amandla e-seal entsha okumelana nokuvuleka ngaphambi kokuba iphole.
Ubushushu benkonzo: Ubushushu obufunyenwe ngexesha lokuzalisa, ukugcinwa, ukuphinda kufudunyezwe okanye ukupheka.
Umjikelo ophezulu wobushushu: Ubushushu obufanelekileyo kunye nobude bephakheji epheleleyo.
Ubukhulu befilimu, ukugqunywa kwezixhobo, isantya somgca, ubushushu betreyi kunye nokudluliselwa kobushushu kwiwebhu zonke zichaphazela ulwalamano phakathi kobushushu bomhlathi kunye nobushushu bomphezulu.
Ngenxa yesi sizathu, ukukopa useto lobushushu oluvela komnye umgca wemveliso akuthembekanga—nangona zombini ezi migca zisebenzisa iitreyi kunye neefilimu ezifanayo.
Useto lwemveliso kufuneka lusekelwe kuvavanyo lomgca olawulwayo endaweni yephakheji enye ephumeleleyo.
Fumana ulwakhiwo lwetreyi uze uchonge i-polymer okanye i-coating evezwe kwi-flange. Ukuba amaxwebhu awaphelelanga, thumela iitreyi ezibonakalayo kwi-converter yefilimu ukuze kuvavanywe ukuhambelana kwayo.
Irekhodi:
Ubushushu bomhlathi okanye ipleyiti
Ixesha lokuhlala
Uxinzelelo lokutywina
Ububanzi besitywino
Isixhobo kunye nobushushu betreyi
Isantya somgca
Ukuqhelaniswa nefilimu
Ubushushu bokuzaliswa kwemveliso
Yenza useto oluphantsi, oluphakathi noluphezulu olujikeleze uluhlu olucetyiswayo. Tshintsha i-variable enye ngexesha okanye usebenzise uyilo olubhaliweyo lwezilingo.
Injongo kukufumana ifestile yokusebenza ezinzileyo—kungekhona nje amandla aphezulu okuxobula.
Amandla esitywino kunye nokumelana nokuvuza kuyafana kodwa akulingani. Isitywino esomeleleyo sisenokuba nomjelo, ngelixa isitywino esicocekileyo esingenamoya asisoloko sifuna amandla okuvula aphezulu.
Iindlela eziluncedo zokufaneleka ziquka:
Uvavanyo lwamandla esitywino olusekelwe kwi-ASTM F88/F88M
Uvavanyo lwe-heat-seal elebhu olusekelwe kwi-ASTM F2029
Ukuhlolwa kwesitywina esibonakalayo
Ukungena kwedayi kulungele ukupakishwa okungenamibhobho
Uvavanyo lokuvuza olusekelwe kwibhamuza, i-vacuum okanye uxinzelelo
Uvavanyo lokuqhuma okanye ukuqhekeka apho kufanelekileyo
Uvavanyo lwe-MAP headspace kunye nokugcinwa kwegesi
Uvavanyo lokusasazwa, ukungcangcazela kunye nokuwa
Vavanya iphakheji emva kweemeko zayo zokwenyani, kuquka:
Ukuzalisa okushushu
Indawo yokugcina epholileyo
Ukuqandisa nokunyibilikisa
Ukufudumeza kwakhona kwi-microwave
Ukupheka okuqhelekileyo kwi-oven
Ukucubungula i-retort
Ixesha elicwangcisiweyo lokuphelelwa lixesha
Amandla okuxobuka, ukuqhekeka, ukuvuza kunye nokwahlukana kunokutshintsha emva kokulungiswa.
Ukuhambelana kwetreyi yimfuneko yokuqala, kodwa ayikuphela kwayo.
Kwi-MAP kunye nokutya okungenabungozi kwishelufu, chaza izinga lokudluliselwa kweoksijini elilinganisekayo kunye neemfuno zezinga lokudluliselwa komphunga emanzini. Bhala phantsi ubushushu kunye nomswakama apho ixabiso ngalinye lilinganiswa khona.
I-EVOH inokubonelela ngomqobo ophezulu weoksijini, kodwa ukusebenza kwayo kuxhomekeke kwisakhiwo kunye neemeko zokusingqongileyo. Ixesha lokuphelelwa kwayo kufuneka liqinisekiswe kusetyenziswa iphakheji epheleleyo kunye nemveliso yokutya.
Unyango oluchasene nenkungu lunceda ukusasazeka komswakama oxineneyo uye kumaleko ocacileyo endaweni yokwenza amathontsi abonakalayo.
Ishushu okanye ibanda ilwa nenkungu
Ukutya kunye nobushushu bokuzalisa
Ubushushu bokugcina
Ubude bovavanyo
Icala lefilimu eliphethe unyango
Isiphumo esibonakalayo esamkelekileyo
Ukuthintela inkungu akufuneki kuvunyelwe ukunciphisa amandla okutywina okanye ukungcolisa iflange.
Ukuprinta ngasemva kubeka umsebenzi wobugcisa ngaphakathi kwe-laminate, nto leyo enceda ekuyikhuseleni ekukraleni. Ii-inki kunye nezincamathelisi kufuneka zilungele ulwakhiwo olucetywayo lokuqhagamshelana nokutya kunye nomjikelo wobushushu.
Qinisekisa indlela yokuqengqeleka, indawo yophawu lwamehlo, ubude obuphindaphindwayo, iifestile ezibonakala ngokucacileyo kunye neendawo zekhowudi yomhla ngaphambi kokuba uvelise.
Ukutya kwi-microwave kunokufuna umoya ophuma nge-laser, ivalvu okanye isitywini sokukhulula ubushushu esilawulwayo. Imveliso entsha inokufuna ukugqobhoza okukhulu okanye okuncinci endaweni yokuthintela okukhulu.
'Umqobo ophezulu' awulunganga ngokuzenzekelayo. Izinga elifanelekileyo lokudluliselwa kwegesi lixhomekeke ekuphefumlweni kokutya, injongo yexesha lokuphelelwa kwayo kunye nomoya wokupakishwa.
Ingxaki |
Izizathu ezinokwenzeka |
Yintoni ekufuneka uyijonge kuqala |
|---|---|---|
Ifilimu ayivali kwitreyi |
Isitywini esingalunganga kumphezulu weflange; ubushushu obaneleyo okanye ukuhlala okuncinci |
Qinisekisa umaleko woqhagamshelwano kunye nolwalathiso lwefilimu |
Isitywina esinamachaphaza okanye esinamachaphaza |
Ukutya, ioyile okanye ukufuma kwiflegi; uxinzelelo lwesixhobo olungalinganiyo; iflegi eyonakeleyo |
Hlola ukucoceka kweflange, ukuba tyaba kangakanani kunye nokusasazwa koxinzelelo |
Ukutywina amaxolo ngokulula okanye kuvuza |
Amandla okuvala anganelanga; uxinzelelo luphantsi kakhulu; ugqubuthelo olungahambelaniyo |
Yandisa useto ngaphakathi kwefestile evunyiweyo kwaye uvavanye kwakhona ukuthembeka |
Iinyembezi ezikrwelayo endaweni yokuzikhupha |
Amandla okuxobula aphezulu kakhulu; uyilo olubi lwethebhu; ubushushu obugqithisileyo |
Nciphisa amandla okuvala okanye ukhethe uhlobo olulawulwayo olulula ukuhluba |
Ukudluliselwa kwentambo okanye izinto |
Inkqubo yokuxobula engahambelaniyo; ubushushu obugqithisileyo; ukonakala kwesitywina |
Hlola imo yokusilela kwaye utshintshe isitywina okanye useto |
I-Laminate iyahlukana ngexesha lokuvulwa |
Ukubopha okunamathelayo okungekho mgangathweni, ukunganyangeki okungaphelelanga okanye ukuvezwa kubushushu obugqithisileyo |
Jonga unyango lwe-lamination, amandla e-bond kunye ne-thermal qualification |
Ii-curls ze-flange zetreyi okanye ii-deforms |
Ubushushu okanye uxinzelelo olugqithisileyo; inkxaso enganeleyo yeflange |
Nciphisa ubushushu kwaye uhlole isixhobo sokuvala |
Ukuvala kuyasilela emva kokubanda |
Ifilimu ebhityileyo, ukugqwetheka kwetreyi okanye ukulahleka kwamandla esitywino |
Vavanya iphakheji epheleleyo emva kokuba iqandisiwe, itshatyalalisiwe kwaye inyibilikisiwe |
Itywina liyasilela malunga nesosi okanye ioyile |
Ungcoliseko lweflange; ifilimu ayinalo ikhono lokuvala ungcoliseko |
Phucula ulawulo lokuzalisa okanye uvavanye umgangatho wokungcola okutywinwayo |
Imveliso ifihlwe kukufuma |
Unyango oluchasene nenkungu olungekhoyo, olungalunganga okanye olungalunganga |
Qinisekisa icala elinyangiweyo kunye neemeko zovavanyo |
Inkcazo epheleleyo inciphisa ixesha lokuthathwa kwesampulu kwaye ithintela ifilimu engahambelaniyo ukuba ifikelele kwisilingo sokuveliswa.
Nika olu lwazi lulandelayo:
Umenzi wetreyi kunye nekhowudi yemveliso
Isakhiwo setreyi epheleleyo kunye nomaleko woqhagamshelwano lweflange yokwenyani
Umzobo wetreyi, ububanzi beflengi kunye nenani lamacandelo
Uhlobo kunye nomzekelo womatshini wokutywina itreyi
Ububanzi befilimu obufunekayo, ubukhulu, ubungakanani bentloko kunye nobubanzi obukhulu bomqukumbelo
Isikhokelo sokujika kunye nobude obuphindaphindwayo obuprintiweyo
Imfuneko yokuxobula lula, ukukhupha ubushushu, ukuphinda kuvalwe okanye ukutshixwa
Uluhlu lwamandla okuxobula olujolise ekuqokeleleni, ukuba lukhona
Uhlobo lokutya, amafutha, ukufuma, isosi kunye nongcoliseko olunokwenzeka kwiflange
Ubushushu bokuzalisa kunye nesantya somgca
Ibanda, iqandisiwe, i-MAP, i-microwave, i-oven okanye iimeko zokuzibamba
Ukusebenza okufunekayo kwe-OTR, i-WVTR, ukuthintela inkungu, ukugqobhoka kunye nokuprinta
Imigaqo esebenzayo yokunxibelelana kokutya kunye neyorhwebo
Umthamo wonyaka olindelekileyo kunye neemfuno zoluhlu lovavanyo
Indlela eluncedo yokwenza isicelo yile:
Sifuna ifilimu yokugquma [ububanzi kunye nobukhulu] ye [ikhowudi yetreyi kunye nesakhiwo]. Umaleko weflange ovezweyo yi [PET, PE okanye PP]. Iphakheji ifuna [uhlobo lwexolo], [iimeko zokugcina], [inkqubo yokufudumeza], [inqanaba lesithintelo] kunye [neemfuno zokuprinta] kwi [imodeli yomatshini] yetreyi yokutywina.
Okokuqala misela ukuba iflange iveza iPET okanye iPE. I-APET eqhelekileyo idla ngokufuna i-coating ehambelana nePET, ngelixa iitreyi zePET/PE ezinePE kwiflange zihlala zifuna i-sealant ehambelana nePE.
Ewe, ezinye izitywini ezisetyenziswa kwihlabathi liphela zenzelwe iindawo ezininzi zetreyi. Nangona kunjalo, ukuhambelana, amandla okuxobuka kunye nokumelana nokuvuza kufuneka kuqinisekiswe ngokwahlukeneyo kudidi ngalunye lwetreyi kunye nomgca wemveliso.
Indawo eqhelekileyo yokuqala yifilimu yeBOPET okanye yePET efakwa kwi-oven ene-CPET/PET-compatible heat-seal coating. Ukuba isiciko sihlala sinamathele ngexesha lokufudumeza, sebenzisa ifilimu efanelekileyo yobushushu obuchanekileyo, ixesha kunye nendlela yokukhupha umoya.
Hayi ngokuzenzekelayo. Umaleko wokutywina we-PE awunakunamathela ngokuthembekileyo kwi-flange ye-CPET engagqunywanga ngaphandle kokuba ludidi oluqhelekileyo okanye oluhlengahlengisiweyo ngokukodwa oluvavanyiweyo kuloo mphezulu.
Iinkqubo ezininzi ze-CPET ziqala zivavanywe kuluhlu lwe-jaw-setpoint ye-180–220°C, kodwa ulungiselelo oluchanekileyo luxhomekeke kumbala wefilimu, ixesha lokuhlala, uxinzelelo, isixhobo kunye nomphezulu wetreyi. Idatha yobugcisa yomthengisi kufuneka ithathe indawo yokuqala.
Hayi. Ukuhambelana kwetreyi ye-CPET kunye nokukwazi kwayo ukusebenza kwi-oven ziimfuno ezahlukeneyo. Ulwakhiwo olupheleleyo lwefilimu, i-adhesive, i-inki, i-coating kunye nephakheji etywiniweyo kufuneka zilungele umjikelo we-oven ocetywayo.
I-APET inesakhiwo esingenasimo esibonakalayo esibonelela ngokucaca okuphezulu kwaye isetyenziselwa ikakhulu ukupakisha okubandayo. I-CPET yenziwe ngekristale ukuze ikwazi ukumelana nobushushu kwaye isetyenziswa rhoqo kwizidlo ezilungiselelwe ukutyiwa nge-oven.
Ewe. Inkqubo eyilwe kakuhle yokukrazula ngokulula inokubonelela ngokuthembeka kwephakheji engavalwanga ngelixa ivulwa ngamandla alawulwayo. Ukuthembeka kwesitywina kunye namandla okuvula kufuneka kuvavanywe ngokwahlukeneyo.
Hayi. Ixesha lokugcinwa kweshelufu lixhomekeke kwifilimu yesigqubuthelo, itreyi, indawo yesitywino, ukutya, igesi ekwindawo yokugcina izinto, iimeko zokugcina kunye nokuthembeka kwephakheji. Amaxabiso okuthintela kuphela awanakukuqinisekisa ixesha lokugcinwa kwemveliso.
Indibaniselwano ye-mono-PET inokuphucula ukuhambelana kwezinto, kodwa ukuphinda kusetyenziswe izinto kuxhomekeke kwiingubo, ii-inki, izincamathelisi, iilebheli, intsalela yokutya kunye neziseko zokuqokelela kunye nokurisayikilisha kwimarike ekujoliswe kuyo.
Ukuze utywine itreyi ngendlela ethembekileyo, sebenzisa olu landelelwano lwezigqibo:
Chonga izinto zeflange eziveziweyo → fanisa umaleko wesivalo → khetha indlela yokuphatha amaxolo → chaza umqobo kunye neemfuno zobushushu → misela ifestile yokutywina → qinisekisa iphakheji epheleleyo.
Ungaze uyivume ifilimu kuba nje inkcazo yemveliso yayo idwelisa i-CPET, i-APET, i-PET/PE okanye i-PP. Cela idatha yobugcisa, vavanya itreyi yokwenyani kwaye usebenzise iimvavanyo zesantya semveliso ngaphambi kokuba ufake iodolo epheleleyo.
Ukuze ufumane ingcebiso echanekileyo, thumela iinkcukacha zetreyi yakho okanye iisampulu ezibonakalayo kunye nomzekelo womatshini, uhlobo lokutya, inkqubo yokufudumeza kunye nendlela efunekayo yokuxobula.
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