Cov yeeb yaj kiab kub thiab txias yog cov yeeb yaj kiab yas ntau txheej uas tsim los ua haujlwm hauv qab cua sov thiab cua sov.
Lawv feem ntau yog ua los ntawm cov ntaub ntawv xws li PET, BOPP, PE, CPP, lossis Nylon uas tau muab sib xyaw ua ke siv cov nplaum lossis co-extrusion.
Cov yeeb yaj kiab no siv dav hauv kev ntim khoom, luam ntawv, lamination, thiab kev siv rwb thaiv tsev vim lawv qhov kev ywj pheej thermal thiab kev ua haujlwm ruaj khov.
Cov yeeb yaj kiab sib xyaw kub xav tau cua sov thiab siab rau kev sib txuas - feem ntau siv rau hauv kev lamination thermal lossis kev siv cua sov.
Ntawm qhov tod tes, cov yeeb yaj kiab sib xyaw txias tuaj yeem siv tau los ntawm kev siv cov nplaum uas rhiab siab yam tsis muaj cua sov, ua rau lawv haum rau kev lamination txias lossis cov txheej txheem kub qis.
Qee cov yeeb yaj kiab sib xyaw tau tsim los txhawb kev sib txuas kub thiab txias, muab ntau txoj hauv kev siv.
Cov qauv khoom siv ib txwm muaj xws li:
• PET/PE
• BOPP/CPP
• Nylon/PE
• BOPP/PE nrog EVA lossis cov nplaum uas ua los ntawm cov kuab tshuaj
Cov kev sib xyaw ua ke no muab cov yam ntxwv zoo xws li kev tiv thaiv kev thaiv, kev tiv taus cua sov, kev pom tseeb, thiab kev kaw tau zoo.
Cov yeeb yaj kiab sib xyaw siv rau hauv ntau yam lag luam, suav nrog:
• Cov khoom noj khoom haus yooj ywm (hnab khoom noj txom ncauj, khoom noj khov, hnab mis nyuj)
• Kev lamination thermal ntawm daim ntawv, daim npav, lossis cov khoom ntim yooj ywm
• Kev kaw lub hnab tshuaj thiab kev kho mob
• Kev rwb thaiv tsev lossis kev qhwv tiv thaiv
• Cov ntawv lo, cov ntaub ntawv tshaj tawm, thiab cov ntawv luam tawm laminated
Lawv qhov kev hloov pauv thoob plaws qhov kub ua rau lawv zoo tagnrho rau cov txheej txheem tsis siv neeg lossis tes.
Yog lawm, ntau cov yeeb yaj kiab kub thiab txias yog tsim los ntawm cov resins thiab cov nplaum uas muaj kev nyab xeeb rau zaub mov.
Lawv ua tau raws li FDA, EU, thiab GB cov cai tiv tauj zaub mov thiab muaj cov khoom zoo heev rau kev thaiv cov dej noo, oxygen, thiab tsw qab.
Lawv feem ntau siv rau hauv cov hnab nqus tsev, cov hnab rov qab, thiab cov ntawv qhwv khoom noj txom ncauj.
• Muaj zog heev thiab tiv taus qhov tho
• Luam tau zoo heev thiab du nto
• Sib txuas tau zoo nrog ntawv, ntoo, lossis lwm yam yeeb yaj kiab
• Tiv taus roj, roj, thiab tshuaj lom neeg
• Sib xws nrog cov txheej txheem kaw cua sov thiab lamination txias
• Kev ua tau zoo ntawm kev thaiv nrog cov txheej metallization lossis txheej txheej
Qhov tuab sib txawv nyob ntawm cov qauv zaj duab xis thiab daim ntawv thov, feem ntau yog txij li 20 microns txog 150 microns.
Cov zaj duab xis nyias dua (piv txwv li, 25–40 microns) yog siv rau lamination lossis txheej sab hauv, thaum cov zaj duab xis tuab dua (saum toj no 80 microns) muab lub zog zoo dua thiab kev kaw rau cov ntim sab nraud.
Cov zaj duab xis ntau txheej tuaj yeem sib xyaw cov ntsuas sib txawv rau kev ua haujlwm zoo tshaj plaws.
Yog, feem ntau cov yeeb yaj kiab sib xyaw ua ke tuaj yeem luam tawm los ntawm kev siv gravure, flexographic, lossis digital.
Cov qauv hlau (xws li PET lossis BOPP hlau) muab cov khoom thaiv zoo dua thiab cov teebmeem pom rau cov ntim khoom zoo.
Kev kho Corona lossis tshuaj lom neeg ua kom muaj zog nplaum number case thiab xim ci ntsa iab.
Nws nyob ntawm seb cov khoom siv ua ke li cas.
Cov qauv ib leeg xws li PE/PE lossis PP/PP laminates siv tau dua.
Cov yeeb yaj kiab sib xyaw ua ke ntau yam khoom (piv txwv li, PET/PE lossis BOPP/Nylon) nyuaj dua rau kev siv dua tab sis tuaj yeem ua rau ib puag ncig zoo dua los ntawm kev siv cov nplaum tsis muaj kuab tshuaj lossis cov txheej uas lwj tau.
Cov chaw tsim khoom lag luam tab tom muab cov yeeb yaj kiab sib xyaw ua ke uas siv tau dua lossis cov khoom siv ib leeg rau kev daws teeb meem ntim khoom ruaj khov.
Nyob rau hauv qhov chaw cia khoom kom zoo - txias, qhuav, thiab deb ntawm tshav ntuj ncaj qha - cov yeeb yaj kiab composite feem ntau muaj lub sijhawm khaws cia ntawm 12 txog 18 lub hlis.
Kev khaws cia rau hauv qhov chaw tswj qhov kub (15–25 ° C) yog qhov pom zoo kom tiv thaiv kev nkhaus, kev poob ntawm kev nplaum, lossis kev puas tsuaj ntawm cov ntawv luam tawm.