Ifilimu ye-EVOH/PP enemiqobo ephezulu , eyaziwa ngokuba yifilimu ye-EVOH esekwe kwi-PP, ifilimu yetreyi ye-PP enemiqobo ephezulu okanye ifilimu ye-MAP enemiqobo, yifilimu yokupakisha eneziteya ezininzi eyenzelwe iitreyi ze-polypropylene ezifuna ukuvalwa kobushushu okuthembekileyo kunye nokuhanjiswa kweoksijini okuncitshisiweyo.
Isakhiwo esiqhelekileyo se-PP-based high-barrier sisebenzisa i-polypropylene njenge-polymer ephambili, kunye nomaleko omncinci we-EVOH oxygen-barrier obekwe phakathi kwe-PP kunye namaleya e-adhesive tie.
Izakhiwo eziqhelekileyo ziquka i-PP/Tie/EVOH/Tie/PP, i-BOPP/PP-EVOH-PP kunye nezinye iifilimu ezixutywe ne-PP okanye ezifakwe i-laminate ezinendawo yokutywina ehambelana nokutya ehambelana ne-PP.
I-EVOH ibonelela ngomqobo oyintloko weoksijini, igesi kunye nevumba elimnandi. I-PP ikhusela umaleko we-EVOH kumswakama, inika amandla oomatshini kwaye idala umphezulu ovaleka ngobushushu kwiitreyi ze-PP kunye ne-PP/EVOH/PP ezihambelanayo.
Iimveliso ezenzelwe ukuvala ngokuthe ngqo kwiitreyi zePP ezingenanto kufuneka zisebenzise isitywini sokutya esihambelana nePP. Ifilimu equlethe umaleko wokutywina we-PE akufuneki ichazwe ngokuzenzekelayo njengefilimu ye-EVOH/PP okanye kucingelwe ukuba ivala yonke itreyi yePP.
| iLayer yeFilimu | Ingqwalasela | yoKuthenga |
|---|---|---|
| I-BOPP okanye i-PP Outer Layer | Inika ukucaca, ukuqina, amandla, uzinzo kunye nokuprintwa lula | Qinisekisa ubukhulu, inkungu, ukukhazimla, unyango lomphezulu kunye nokumelana nobushushu |
| Umaleko wokuprinta | Uphatha iilogo, ulwazi lwemveliso, iibhakhowudi, iikhowudi zeQR kunye neempawu zobhaliso | Qinisekisa icala lokuprinta, inani lemibala, ukuphinda ukuprinta, uphawu lwamehlo kunye nenkqubo ye-inki |
| Umaleko wesakhiwo sePP | Inika amandla oomatshini, ukumelana nokufuma kunye nomxholo wezinto ezisetyenziswa yiPP | Qinisekisa ipesenti ye-PP, ukuqina, amandla okubhoboza kunye neemfuno zobushushu |
| Umaleko weTie | Iibhondi ze-EVOH kwiileya ze-PP ezijikelezileyo | Qinisekisa ukunamathela komaleko, ukumelana nokuqhekeka kwe-flex kunye nokufaneleka kokuqhagamshelana nokutya |
| Umaleko woMqobo we-EVOH | Yehlisa ukuhanjiswa kweoksijini, igesi kunye nevumba elimnandi | Cacisa ibakala le-EVOH, ubukhulu, i-OTR ekujoliswe kuyo, ubushushu kunye nomswakama ohambelanayo |
| Umaleko we-PP Sealant | Ibonelela ngokusebenza okulula kokuxobula, ukuxobula okulawulwayo okanye ukutshixa kwi-PP flange | Tshatisa isitywini neresin yetreyi, ifestile yokutywina kunye nendlela yokuvula efunekayo |
| Unyango oluKhethekileyo lokulwa neNkungu | Inciphisa amathontsi okufuma abonakalayo kumphezulu ojonge ukutya | Qinisekisa iimeko zenkungu ebandayo okanye inkungu eshushu, ubushushu bokuzalisa kunye nobude bokugcina |
I-EVOH yi-copolymer ekhuselayo esebenza kakhulu esetyenziselwa ukunciphisa ukudluliselwa kweoksijini kunye negesi ngokupakisha iplastiki.
Ukunciphisa ukungena kweoksijini kunokunceda ekulawuleni i-oxidation, ukutshintsha kombala, ukulahleka kwevumba, ukonakala kwencasa kunye nokurhawuzelela kokutya okupakishwe kakuhle.
I-EVOH ayiboneleli ngomqobo wamanzi nomphunga oyintloko kwisakhiwo se-EVOH/PP. Iileya ze-PP ezijikelezileyo zibonelela ngokhuseleko olukhulu lokufuma kwaye zikhusela umaleko we-EVOH ekuchatshazelweni ngqo kukufuma.
Ukusebenza komqobo kwe-EVOH kuxhomekeke koku kulandelayo:
Umxholo we-ethylene ye-EVOH kunye nomgangatho we-resin
Ubukhulu bomaleko we-EVOH
Isakhiwo sefilimu iyonke
Ubushushu
Ubuntu bezizalwane
Ukugoba kwefilimu kunye nomonakalo woomatshini
Imbali yokucubungula ubushushu
Itreyi, isitywino kunye nokwakhiwa kwephakheji epheleleyo
Le theyibhile ilandelayo inika uluhlu lwesalathiso seHSQY yangoku. Iinkcukacha zokugqibela kufuneka ziqinisekiswe kwisakhiwo esichanekileyo esihambelana nePP esinemiqobo ephezulu.
| Uhlobo lweMveliso | Ifilimu yokugquma itreyi ye-EVOH esekwe kwi-PP |
| Izakhiwo ezicetyiswayo | I-PP/Tie/EVOH/Tie/PP, i-BOPP/PP-EVOH-PP okanye esinye isakhiwo esineengqimba ezininzi ze-PP |
| Isitywini Sokunxibelelana Nokutya | Umaleko ohambelana ne-PP okwaziyo ukukrazula okanye ukutshixa |
| Ubukhulu beReferensi | Malunga ne-50–90 μm kwizakhiwo zangoku ezikhethiweyo |
| Uluhlu lobubanzi beRoll | Malunga ne-150–900 mm |
| Ububanzi obukhethiweyo | 180 mm, 320 mm, 400 mm, 640 mm kunye nobubanzi obulungiselelwe wena |
| Ubude beRoll yoBuchule | Malunga ne-500 m, ixhomekeke kubukhulu befilimu kunye nemida yobunzima bokuqengqeleka |
| Ububanzi obuphambili | Yenzelwe ngokwendlela yomatshini wokuvala itreyi |
| Inkangeleko | Icacile, icwebezela kakhulu, ayicwebezeli, imhlophe okanye iprintwe ngokwezifiso |
| Iinketho zokutywina | Ukuxobuka okulula, ukuxobuka okulawulwayo, ukuxobuka okuqinileyo, ukutywina okanye ukutywina |
| Inqanaba leSithintelo | Yenzelwe ngokwemiqathango efunekayo ye-OTR, i-WVTR, ukutya kunye neemeko zokugcina |
| I-Anti-Inkungu | Ukhetho kunye nesicelo esithile |
| Ukuprinta | Ukuprinta kwe-Flexographic okanye i-gravure kuyafumaneka ngokweprojekthi |
| Isicelo seTreyi ePhambili | I-PP, i-PP/EVOH/PP kunye nezinye iitreyi ezine-PP yokutywina ehambelanayo |
| Inkqubo yokuPakisha | Ukuvalwa komoya, i-MAP yokufunxa igesi kunye ne-MAP yokufunxa igesi emva kokuqinisekiswa |
| Ukusetyenziswa kweMicrowave, iFreezer okanye iRetort | Ifuna umgangatho wobushushu ophuhliswe ngokwahlukileyo noqinisekisiweyo |
| I-MOQ yesalathiso | Malunga ne-1,000 kg ngesakhiwo okanye iinkcukacha |
| Ixesha leNkokeli yeReferensi | Malunga neentsuku zokusebenza ezili-10–15 emva kokuqinisekiswa kwesakhiwo kunye ne-odolo |
| Inkxaso yeSampuli | Iisampulu okanye imiqulu yovavanyo ingaxoxwa ngokuxhomekeke kubukho bezinto ezisetyenzisiweyo |
Ulwakhiwo, ipesenti ye-PP, umxholo we-EVOH, ubukhulu, i-OTR, i-WVTR, uhlobo lwesitywina kunye nesimo sokuphindeka kwakhona kufuneka kuqinisekiswe kwiinkcukacha zokugqibela zobugcisa.
Ifilimu ye-EVOH/PP ehlutywa lula idibanisa ukusebenza okuphezulu kokuthintela ioksijini kunye nokuvulwa okulawulwayo kwabathengi.
Ifilimu eyilwe kakuhle ukuze ixobuke lula kufuneka ihlale ikhuselekile ngexesha lokuzaliswa, ukuthuthwa kunye nokugcinwa efrijini ngelixa ivulwa ngokuthe chu kwithebhu yokuxobula.
Iimpawu ezibalulekileyo zokusebenza okulula ukucola ziquka:
Amandla okuqalisa ukuxobula
Amandla okusasaza amaxolo
Ukususwa kwesiciko seqhekeza elinye
Ukunqunyulwa okulinganiselweyo, ukuxhuzulwa okanye ukukrazulwa
Intsalela encinci yesitywina kwiflange
Ukumelana nokuvuza ngexesha lokusasazwa
Ukuxobuka okuhlala kuhleli emva kokugcinwa kwindawo ebandayo
Ukugcinwa kwemiqobo emva kokuvalwa
Ifilimu ye-EVOH/PP etywiniweyo okanye etywiniweyo idala ukuvalwa okuqinileyo, okungaxotyukiyo kakhulu kwitreyi ye-PP ehambelanayo.
Ikhethwa xa ukumelana nokuvuza, ubungqina bokuphazamiseka, ukugcinwa kwegesi ye-MAP kunye nokhuseleko lokuthuthwa kubaluleke ngakumbi kunokukhululeka kokuvula ngesandla.
Iipakethe zokutywina ngokutshixa zinokufuna ukunqunyulwa, ukugqobhozwa okanye ukukrazulwa ngaphambi kokuba zivulwe. Umgangatho wokutywina ngokutshixa akufuneki uchazwe njengokuxobuka okulula.
Hlaziya izinto ezinxulumene noko Imveliso ye-HSQY ene-high-barrier lock-seal lidding-film kwaye uqinisekise ukuba i-food-contact sealant yayo iyahambelana ne-PP okanye isekelwe kwi-PE ngaphambi kokuba uyi-odole kwiitreyi ze-PP.
| Ukuthelekisa i | -Easy Peel | Lock Seal |
|---|---|---|
| Indlela Yokuvula | Ukuxobuka ngesandla okulawulwayo | Kusenokufuneka ukusika, ukugqobhoza okanye ukukrazula |
| Ukulungeleka kwabathengi | Phezulu | Ezantsi |
| Ukhuseleko lwePhakheji | Ilungelelaniswe ngokulula kokuvula | Ukumelana okunamandla nokuvulwa ngengozi |
| Ukugcinwa kweGesi yeMAP | Ifanelekile xa ukuqina kwe-peel kunye ne-seal kulungelelaniswe ngokuchanekileyo | Ibeka phambili uphawu oluqinileyo kunye nokugcinwa kwegesi |
| Izicelo eziqhelekileyo | Inyama ethengiswayo, itshizi, ukutya okulungisiweyo kunye nesabelo sabathengi | Ukutya okutyebileyo kulwelo, inkonzo yokutya kunye neepakeji ezijongene nothutho |
I-OTR kunye ne-WVTR zilinganisa iimpawu ezahlukeneyo zokupakisha kwaye akufuneki zisetyenziswe ngokutshintshana.
| malunga | noko kulinganiswa kwako | Ulwazi lovavanyo olufunekayo |
|---|---|---|
| I-OTR | Ioksijini edlula kwindawo yefilimu echaziweyo kwixesha elichaziweyo | Indlela yovavanyo, ubushushu, ukufuma okunxulumeneyo, ubukhulu befilimu, iiyunithi kunye neemeko zoxinzelelo |
| I-WVTR | Umphunga wamanzi udlula kwindawo echaziweyo yefilimu ngokuhamba kwexesha | Indlela yovavanyo, ubushushu, i-gradient yokufuma, ubukhulu befilimu kunye neeyunithi |
| Ukungena kweOksijini ePheleleyo | Ioksijini ingena ngesiciko, itreyi, isitywino, iikona, imingxunya kunye nokuvuza | Ubungakanani betreyi, ububanzi besitywino, ixesha lokugcina, indlela yokuvuza kunye nenjongo ye-oxygen eseleyo |
Isiphumo se-OTR sefilimu kuphela asibonisi ukungena kweoksijini kwiphakheji epheleleyo evaliweyo.
| kwezinto zetreyi | Isikhokelo sokuhambelana |
|---|---|
| Itreyi yePP | Ukusetyenziswa okuphambili xa ifilimu isebenzisa umaleko wokutywina wePP ohambelanayo |
| Itreyi yePP/EVOH/PP | Ifanelekile kwinkqubo ye-PP MAP epheleleyo enemiqobo ephezulu xa umphezulu wokutywina uyi-PP |
| Itreyi yePP/EVOH/PE | Ukuhambelana kuxhomekeke ekubeni i-flange yetreyi inika i-PP, i-PE okanye umaleko we-sealant oguquliweyo |
| Itreyi egqunywe yi-PE okanye i-PE | Ifuna isitywini esihambelana ne-PE endaweni yesitywini se-PP esiqhelekileyo |
| Itreyi ye-APET, i-rPET okanye i-PET/PE | Ifuna ifilimu ehambelana nePET okanye iPE ekhethiweyo ngokwendawo yeflange yokwenyani |
| Itreyi yeCPET | Ifuna ifilimu ehambelana ne-CPET, ngakumbi kwizicelo ze-microwave okanye ze-oven |
| Itreyi ye-PS, ye-PVC okanye ye-Aluminium | Ifuna ikhemistri yokuvala ubushushu ethile kwi-substrate |
Iisampulu zetreyi ezibonakalayo okanye iinkcukacha ezipheleleyo zomaleko wetreyi kufuneka zibonelelwe ngaphambi kokuba kuqinisekiswe iodolo yefilimu eninzi.
Kwiifilimu zetreyi ezingezizo eze-EVOH PP ezisemgangathweni, jonga ii-HSQY's Uluhlu lwefilimu yokutywina yeBOPET/CPP .
Ukupakisha umoya okutshintshiweyo kuthatha indawo yomoya oqhelekileyo kwiphakheji ngomxube wegesi okhethiweyo womgangatho wokutya ngaphambi kokuba uvalwe.
Iphakheji epheleleyo yeMAP enemiqobo ephezulu ifuna:
Ifilimu yokugquma ene-OTR efanelekileyo kunye nokusebenza kwesitywina
Itreyi yePP enomqobo ophezulu ehambelanayo
Itywina eqhubekayo nengavuziyo
Umxube wegesi ofanelekileyo
Ioksijini eseleyo elawulwayo
Isithuba esaneleyo sentloko
Iiflange zetreyi ezicocekileyo
Ucoceko lokutya oluqinisekisiweyo kunye ne-microbiology
Ikhonkco lokubanda elihlala liqandisiwe
Ifilimu yokugquma yodwa ayinakuqinisekisa ukuba iza kuhlala ixesha elingakanani. Ixesha elingakanani leshishini kufuneka limiselwe kusetyenziswa ukutya, itreyi, ifilimu, umxube wegesi, izixhobo kunye nenkqubo yokugcina.
Ifilimu yokugquma ye-EVOH/PP ingavavanywa kwinyama yenkomo, yehagu, yegusha, yenyama egayiweyo, iisoseji kunye nenyama ecutshungulweyo epakishwe phantsi komoya oguquliweyo.
Izinto ezisetyenziswayo ziquka inkukhu, iturkey, iinkukhu ezifakwe emanzini abandayo kunye neemveliso zeenkukhu ezilungisiweyo ezifuna ukhuseleko lweoksijini kunye nezitywini eziqinileyo.
Iintlanzi ezifakwe kwi-fish fillets, ii-shrimp, ii-shellfish kunye nokutya kwaselwandle okulungisiweyo kunokufuna umqobo ophezulu we-oxygen, ukucaca okuchasene nenkungu, ukumelana nokugqobhoka kunye nokuqina okuqinileyo kwiphakheji ebandayo.
Inxalenye yetshizi, itshizi eqoshiweyo kunye nokutya kobisi okukhethiweyo kunokuzuza ekunciphiseni ukuvezwa kweoksijini kunye nokudluliselwa kwevumba elimnandi.
Ifilimu yokugquma yePP enemiqobo ephezulu ingasetyenziselwa izitya zenyama ezibandayo, ipasta, irayisi, imifuno, iisosi kunye nokutya okulungisiweyo okupakishwe kwiitreyi zePP ezifanelekileyo.
Izakhiwo ezitywiniweyo zingavavanywa kwiimveliso ezinolwelo oluninzi ezifuna ukumelana nokuvuza kunye nokudluliselwa kwevumba elilawulwayo.
Ifilimu enomqobo ophezulu ayifanelekanga kuzo zonke iziqhamo okanye imifuno. Imveliso yokuphefumla ingafuna ukuvuleka okulawulekayo okanye ukugqobhoka kwe-microforation ukuthintela umoya ongafanelekanga wokupakishwa.
Unyango lokulwa nenkungu kunye nomqobo weoksijini yimisebenzi eyahlukeneyo.
I-EVOH ilawula ukudluliselwa kweoksijini kunye negesi, ngelixa unyango lokulwa nenkungu lutshintsha indlela umswakama oxineneyo osasazeka ngayo kumphezulu wefilimu ejonge ukutya.
Ukusebenza kokulwa nenkungu kuxhomekeke kubushushu bokutya, ukufuma kwemveliso, isantya sokupholisa, ubushushu bokugcina efrijini, ukuguquguquka kobushushu, ukujongwa kwefilimu kunye nobude bokugcina.
Ifilimu elwa nenkungu inciphisa amathontsi abonakalayo kodwa ayisusi umswakama okanye ukufuma ngaphakathi kwiphakheji.
Isakhiwo esisekelwe kwi-PP sinokwakhiwa ukuze sisetyenziswe kwi-microwave, kodwa ukufaneleka kwe-microwave akuzenzekeli.
Itreyi epheleleyo, ifilimu, isitywini, ukutya, amandla e-microwave, ixesha lokufudumeza kunye nemiyalelo yokukhupha umphunga kufuneka iqinisekiswe.
Isakhiwo esikumgangatho wefriji sinokwakhiwa, kodwa kufuneka kuvavanywe ukuguquguquka kobushushu obuphantsi, amandla okubetheka, ukugcinwa kwetywina, ukususwa kwe-denamination kunye nokumelana nokubhoboza.
Ukupakisha i-retort kufuna ulwakhiwo olukhethekileyo lwe-PP kunye ne-EVOH.
Ifilimu yokutya okubandayo eqhelekileyo akufuneki isetyenziswe ekucutshungulweni kwempendulo ngaphandle kokuqinisekiswa kubushushu obufunekayo, uxinzelelo, ixesha kunye neemeko zokutya.
Ifilimu yokugquma ye-EVOH/PP ingaguqulwa ibe zizixhobo zokutywina itreyi ngesandla, ezizenzekelayo nezizenzekelayo ngokupheleleyo.
Abathengi kufuneka banikezele:
Umenzi kunye nomzekelo we-tray-sealer
Isikhunta setreyi kunye noyilo lwendawo engaphakathi
Inkqubo yomoya, yokugutyula igesi okanye yokufunxa igesi
Ububanzi befilimu obufunekayo
Ububanzi obungaphakathi be-core
Ububanzi obuphezulu bokuqengqeleka ngaphandle
Ubunzima obukhulu bokuqengqeleka
Ukuvala icala elinxeba ngaphakathi okanye ngaphandle
Icala lokuphumla kwifilimu
Ubushushu bokuvala
Uxinzelelo lokutywina
Ixesha lokuhlala
Isantya semveliso
Indlela yokusika ifilimu
Inzwa yobhaliso lokuprinta
I-HSQY ikwabonelela oomatshini bokuvala iitreyi zokutya ukuze kutywinwe iitreyi eziqhelekileyo kunye nezicelo zeMAP ezikhethiweyo.
Ifestile yokutywina luluhlu lobushushu, uxinzelelo kunye nexesha lokuhlala elidala ukutywina okuqhubekayo ngaphandle kokonakalisa ifilimu okanye itreyi.
Izilingo zemveliso kufuneka zihlole:
Ubushushu bokuqalisa isitywina
Ubushushu obuphezulu ngaphambi kokuphazamiseka kwefilimu okanye itreyi
Uxinzelelo olufunekayo lokutywina
Ixesha eliphantsi lokusebenza ngokufanelekileyo
Amandla ashushu
Amandla okutywina emva kokupholisa
Amandla okuqalisa ukukhupha nokusasaza
Ukusebenza kongcoliseko oluvaliweyo
Imibimbi kunye nokuvuza kwemijelo
Ukuguqulwa kwetreyi kunye neflange
Ukulandelela kunye nokusika ifilimu
Ukuvuza kwephakheji kunye nokumelana nokuqhuma
Ioksijini eseleyo kunye nokugcinwa kwegesi yeMAP
| Ingxaki | Enokubangela | Izinto Ezifanele Zijongwe |
|---|---|---|
| Ifilimu Ayivali | I-PE sealant inikezelwa kwitreyi yePP, ifilimu eguqulweyo okanye amandla okutywina angonelanga | Umaleko ochanekileyo we-sealant, i-tray flange, ubushushu, uxinzelelo kunye nexesha lokuhlala |
| Iphakheji ilahlekelwa yigesi yeMAP | Isithintelo setreyi esiphantsi, isitywino esingaphelelanga, umngxuma wephini, ukugqobhoza okanye isithintelo sefilimu esinganelanga | I-OTR yefilimu, itreyi ye-OTR, ukuqhubeka kwesitywino, izinga lokuvuza kunye nomonakalo wephakheji |
| Umqobo Uphantsi Kunokuba Kulindelwe | Umswakama ophezulu, ukutyeba okunganelanga kwe-EVOH, ukuqhekeka okugobileyo okanye uthelekiso lovavanyo olungafanelekanga | Ubushushu bovavanyo, ukufuma okuthelekisekayo, ubukhulu befilimu kunye nolwakhiwo olupheleleyo |
| Ioksijini eseleyo iphezulu kakhulu | Ukufunxwa kwegesi okungekho ngokwaneleyo, ukungcola okwaneleyo, ukuvuza okanye umoya wokuqala ogqithisileyo | Ukuhamba kwegesi, umjikelo we-vacuum, indawo yentloko, izixhobo kunye nokuthembeka kwetywina |
| Iifilimu eziqhekekayo | Iingqimba zeqhina ezibuthathaka, ukunganyangeki kakuhle kwe-glue, ubushushu obugqithisileyo okanye ukuvezwa ziikhemikhali | Ulwakhiwo lwemaleko, amandla ebhondi, iimeko zokuphilisa kunye nokwakheka kokutya |
| Ukuvuza kwephakheji | Ungcoliseko lokutya, imibimbi, ukugqobhoka, iitreyi ezonakeleyo okanye izitywino ezingaphelelanga | Ukucoceka kweflegi, ukuthembeka kwefilimu, imeko yetreyi kunye nokuqhubeka kokutywinwa ngokupheleleyo |
Ukufaneleka kokuqhagamshelana nokutya kuxhomekeke kwi-resin ye-PP echanekileyo, i-EVOH grade, iileya zetayi, i-adhesive, i-sealant, unyango lokuthintela inkungu, i-inki yokuprinta, uhlobo lokutya kunye neemeko zokusetyenziswa.
Abathengi kufuneka bacele amaxwebhu afumanekayo efilimu yorhwebo evunyiweyo, kuquka:
Iphepha ledatha yobugcisa
Isatifikethi sohlalutyo
Isibhengezo sokuqhagamshelana nokutya
Iingxelo zokufuduka okanye zokuthobela imithetho
Iingxelo zovavanyo lwe-OTR kunye ne-WVTR
Indlela yokuvavanya amandla esitywina
Iingxelo zeziyobisi ezithintelweyo
Iirekhodi zokulandelelana kweqela
Ukupakisha amayeza kunye namayeza akufanele kukhuthazwe phantsi kwemigaqo eqhelekileyo yokuvala ukutya ngaphandle kococeko olwahlukileyo, ukubulala iintsholongwane, ukuqinisekiswa kunye namaxwebhu omthetho.
Ifilimu ye-EVOH esekelwe kwi-PP ingayilwa njengesakhiwo esihambelana nokurisayikilishwa xa i-polypropylene ihlala iyi-polymer ebalaseleyo kwaye i-EVOH, iileya zokubopha, ii-inki kunye neengubo zihlala ngaphakathi kwemida eyamkelekileyo.
Nangona kunjalo, ayizizo zonke iifilimu ezine-PP kunye ne-EVOH ezinokuphinda zisetyenziswe ngokuzenzekelayo.
Ukuphinda kusetyenziswe kuxhomekeke koku:
Ipesenti iyonke ye-PP
Ipesenti ye-EVOH
Umgangatho we-Tie kunye nomxholo we-adhesive
Ubukho be-PE, i-PET, i-PA okanye ezinye ii-polymers
Ii-inki zokuprinta, ii-coating kunye nee-arhente zokulwa nenkungu
Izinto zetreyi
Ukwazi ukwahlula isiciko kwitreyi
Ungcoliseko lokutya
Iziseko zokuqokelela nokuhlela zasekuhlaleni
Izikhokelo zoyilo lokuphinda kusetyenziswe indawo ekuyiwa kuyo kwimarike
Isakhiwo se-BOPP/EVOH/PE siqulathe zombini i-PP kunye ne-PE kwaye akufuneki sichazwe njengefilimu ye-mono-PP ngaphandle kokuba uvavanyo oluvunyiweyo luxhasa ibango.
Ubukhulu befilimu iyonke ngokwezifiso
Umlinganiselo weeleya ze-PP kunye ne-EVOH ezenziwe ngokwezifiso
Indlela elula yokuxobula okanye yokutshixa
Amandla e-peel okanye e-weld enziwe ngokwezifiso
Iithagethi ze-OTR kunye ne-WVTR ezenziwe ngokwezifiso
Unyango lokulwa nenkungu
Ukusebenza kongcoliseko oluvaliweyo
Isakhiwo esingavumi ukubhobozwa
Ibanga le-microwave elithile lesicelo
Uhlobo lwefriji oluhambelana nesicelo
Udidi lokuphendula oluhambelana nesicelo
Ukuprinta kunye neempawu zobhaliso ezenziwe ngokwezifiso
Ububanzi befilimu kunye nobude bomqulu obucwangcisiweyo
Umbindi oyintloko kunye nobubanzi obukhulu bomqulu
Isikhokelo esijikelezayo esenziwe ngokwezifiso
Izakhiwo ezijolise ekusetyenzisweni kwakhona ezilawulwa yi-PP
Iibhokisi ezenziwe ngokwezifiso, iilebheli kunye neepallet zokuthumela ngaphandle
Ukuqinisekiswa kwezinto ze-PP, EVOH kunye nomgangatho ohambelanayo
Ubukhulu befilimu iyonke kunye nokusasazwa komaleko
Ububanzi kunye nobude bomqulu
Ubungakanani obuphambili kunye nobubanzi bomqulu ongaphandle
Uxinzelelo olujikelezayo kunye nokulungelelaniswa komqulu
Ukucaca, inkungu kunye nokukhazimla
Amandla ebhondi phakathi kweeleya
I-coefficient yokungqubana
Ubushushu bokuqalisa isitywina
Amandla ashushu
Amandla okuqhawula okanye ukutywina
Ukubhoboza kunye nokumelana nokuqhekeka
I-OTR kunye ne-WVTR phantsi kweemeko ezithile
Uvavanyo lokulwa nenkungu xa kufuneka
Umbala wokuprinta kunye nokuchaneka kobhaliso
Uphononongo lwamaxwebhu onxibelelwano lokutya
Ukupakishwa kunye nokukhuselwa kwepalethi
Izinto zetreyi kunye nolwakhiwo olupheleleyo lwemaleko
Izinto ezikwiflegi yokutywina itreyi
Iisampulu zetreyi ebonakalayo
Ubungakanani betreyi kunye nobubanzi beflange
Ukutya okanye imveliso epakishiweyo
Ubushushu bokuzalisa
Ixesha elifunekayo lokugcinwa kweshelufu kunye nobushushu bokugcina
Umxube wegesi yeMAP kunye nenjongo ye-residual-oxygen
I-OTR kunye ne-WVTR ezifunekayo kunye neemeko zovavanyo
Imfuneko yokukhuhla okanye yokutshixa ngokulula
Amandla okuxobula okanye ukutywina ajoliswe ekujoliswe kuko
Imfuneko yokulwa nenkungu
Imfuneko yokusebenzisa i-microwave, i-freezer okanye i-retort
Ubukhulu befilimu, ububanzi kunye nobude bomqukumbelo
Ububanzi obuphambili kunye nobubanzi obukhulu bomqulu
Icala elijikelezayo lokutywina
Umenzi kunye nomzekelo womatshini wokuvala itreyi
Ubushushu bokuvala, uxinzelelo kunye nexesha lokuhlala
Isantya semveliso
Ukuprinta umsebenzi wobugcisa kunye nobude obuphindaphindwayo
Amaxwebhu afunekayo okunxibelelana nokutya kunye namaxwebhu okuthintela
Ubungakanani beodolo kunye nokusetyenziswa konyaka
Ilizwe oya kulo, izibuko okanye idilesi yokuhanjiswa
Yifilimu eneeleyara ezininzi esekwe kwiPP equlathe umaleko omncinci we-EVOH onciphisa ukuhanjiswa kweoksijini kunye negesi.
Izakhiwo eziqhelekileyo ziquka i-PP/Tie/EVOH/Tie/PP kunye ne-BOPP/PP-EVOH-PP ene-sealant yokutya ehambelana ne-PP.
Hayi. I-BOPP/EVOH/PE inomaleko wokutywina we-PE, ngelixa ifilimu yokwenyani esekwe kwi-PP eyenzelwe iitreyi ze-PP eziqhelekileyo kufuneka isebenzise umaleko wokutywina ohambelana ne-PP.
I-EVOH ibonelela ngomqobo oyintloko weoksijini, igesi kunye nevumba elimnandi.
Hayi ngokuyintloko. I-PP inika uninzi lokumelana nokufuma kwaye ikhusela umaleko we-EVOH obuthathaka kumswakama.
Ukusebenza kwe-EVOH-oksijini-barrel kuyatshintsha ngokufuma, ubushushu, umgangatho kunye nobukhulu. Ixabiso le-OTR ngaphandle kweemeko zovavanyo aliphelelanga.
Ewe, xa ifilimu isebenzisa umaleko wokutywina wePP ohambelanayo kwaye iphumelele uvavanyo lokutywina ngetreyi yokwenyani.
Ewe, xa i-flange yetreyi ibonisa umphezulu we-PP ohambelanayo kwaye umqobo opheleleyo wephakheji uqinisekisiwe.
Akufuneki kuthathwe ukuba i-PP sealant eqhelekileyo ivale umphezulu we-PET okanye we-PE. Ifilimu ehambelana ne-substrate iyafuneka.
Ukusebenza okulula kokuxobuka kunokuphuhliswa kusetyenziswa indlela yokutywina enokuxobuka ehambelana nePP.
Idala isitywino esomeleleyo okanye esingaxotyukiyo kakhulu sokhuseleko lwephakheji, ukumelana nokuvuza kunye nokugcinwa kwegesi ye-MAP.
Ewe, xa idityaniswe netreyi ehambelanayo enezithintelo eziphezulu, isitywino esithembekileyo, umxube wegesi ofanelekileyo kunye nekhonkco elibandayo eliqinisekisiweyo.
Hayi. Ixesha lokugcinwa kweshelufu lixhomekeke kukhuseleko lokutya, ucoceko, umqobo wetreyi, umxube wegesi, ioksijini eseleyo, ukuqina kwetywina kunye nobushushu bokugcina.
Ewe. Unyango oluchasene nenkungu lunokwenziwa ngokwezifiso kwinyama ebandayo, ukutya kwaselwandle, ubisi kunye nokupakishwa kokutya okusele kulungisiwe.
Isakhiwo esikumgangatho we-microwave sinokuphuhliswa, kodwa ifilimu eqhelekileyo akufuneki ichazwe ngokuzenzekelayo njengengena kwi-microwave.
Isakhiwo esikumgangatho wefriji sifuna ukuqinisekiswa okwahlukileyo kwamandla okuchaphazeleka, ukugcinwa kwetywina kunye nokunamathela kumaleko.
Kuphela yisakhiwo se-PP/EVOH/PP esikhethekileyo esifanelekileyo esimele sisetyenziswe ekucubunguleni i-retort.
Uluhlu lwangoku lwereferensi ye-HSQY lumalunga ne-50–90 μm, kuxhomekeka kwisakhiwo esichanekileyo se-multilayer.
Uluhlu lobubanzi besalathiso lumalunga ne-150–900 mm, kuquka ububanzi obukhethiweyo obuyi-180 mm, 320 mm, 400 mm kunye ne-640 mm.
Ewe. Iilogo, imizobo, izithako, iibhakhowudi, iikhowudi zeQR kunye neempawu zobhaliso zinokuprintwa.
Ulwakhiwo olulawulwa yiPP lunokuhambelana neenkqubo zokuphinda usebenzise iPP xa i-EVOH kunye nezinye izinto zihlala ngaphakathi kwemida eyamkelekileyo. Uvavanyo oluthile lwemarike lusafuneka.
I-MOQ esetyenziswayo ngoku imalunga ne-1,000 kg ngesakhiwo okanye iinkcukacha.
Ixesha lokunika ingxelo malunga neentsuku zokusebenza ezili-10–15 emva kokuba isakhiwo kunye neenkcukacha zorhwebo ziqinisekisiwe.
Iisampuli okanye imiqulu yovavanyo ingaxoxwa ngokuhambelana kwetreyi, amandla okutywina, i-OTR, ulwa nolusu kunye novavanyo lwe-MAP-line.
Ngaba ufuna umenzi wefilimu yokugquma esekwe kwi-PP ye-EVOH, ifilimu ye-MAP eqhekezeka lula, ifilimu yokutshixa okanye isisombululo sokugquma itreyi esiphinda sisetyenziswe se-PP?
Nxibelelana ne-HSQY malunga nesakhiwo setreyi yakho, isicelo sokutya, injongo ye-OTR, uhlobo lwesitywino, imodeli yomatshini kunye nokusetyenziswa konyaka ukuze ucele iingcebiso zobugcisa, iisampulu kunye namaxabiso efektri.
Udidi lweMveliso