Kev txheeb xyuas ntawm cov ntawv sau txheej txheem corrugated board
Peb yog ib lub tuam txhab luam ntawv loj hauv Shenzhen Tuam Tshoj. Peb muaj cov phau ntawv luam tawm, phau ntawv xov xwm luam ntawv, phau ntawv luam ntawv, phau ntawv nyuaj, phau ntawv luam tawm, phau ntawv luam tawm, phau ntawv luam tawm, lub thawv ntim, daim qhia ntawv, txhua yam ntawm PVC, cov ntawv luam tawm, ntawv sau cia, hom tshwj xeeb ntawv xim luam tawm khoom, kev ua si cardand li ntawd.
Yog xav paub ntxiv, thov mus saib
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Nrog kev nce qib ntawm zej zog, kev huaj vam meej kev lag luam, nce kev lag luam kev lag luam thiab kev txhim kho cov tib neeg cov qauv kev noj haus, neeg cov cai ntawm cov khoom ntim khoom kuj nce ntxiv tuaj. Cov khoom ntim, txawm tias nws tab tom ncaj nraim rau sab hauv lub ntim ntawm tus neeg tau txais kev pab los yog nruab nrab ntim thiab txheej ntim uas yuav raug pov tseg thaum kev thauj mus los thiab cia khoom, ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa cov khoom thiab tsim lub hom. Lub luag hauj lwm ntawm corrugated boxes, uas tau pib siv khoom ntim khoom rau kev tiv thaiv cov khoom, tau ua tau zoo zuj zus, uas tau ncaj qha coj mus rau qhov kev xav tau zoo rau corrugated box luam ntawv, uas tau coj mus rau ntau yam ntawm corrugated board printing .
Ua ntej, corrugated board luam txheej txheem
Tam sim no, cov ntawv luam ntawm corrugated board yog ua raws li cov ntawv luam tawm. Hauv Suav teb, nws tso nyiaj ntau dua 70% ntawm kev luam ntawv, thiab nyob rau Tebchaws Europe thiab tebchaws Amelikas no ntau tshaj 85%. Cov txheej txheem luam ntawv tau muab faib ua ob pawg: ib qho yog tib txoj kev luam ntawv, uas yog ncaj qha mus luam ntawm cov thawv ntawv corrugated uas tau tsim; lwm qhov yog cov txheej txheem luam ua ntej, uas yog los luam tawm cov ntawv ua kom sov thiab muab luam tawm qhov chaw. Daim ntawv no muaj nrog cov ntawv tuaj corrugated rau daim ntawv los ntawm corrugated cardboard.
1. Ncaj ncaj luam ntawv
Kev xa ntawv ncaj nraim yog ib qho ntawm cov txheej txheem luam ntawv loj rau corrugated board. Txoj kev ncaj nraim ntawm cov ntawv luam tawm mas muaj ob hom, luam ntawv luam tawm thiab luam ntawv, uas luam tawm tau yooj yim. Tus txheej txheem ntawm qhov ncaj qha luam ntawv yog li nram qab no: corrugated cardboard yog tsim los ntawm luam tawm zaj duab xis txiav thiab ib lub thawv rau sab hauv tsev. Direct offset printing yog tsuas yog siv rau cov luam tawm ntawm micro corrugated cardboard. Cov txheej txheem khiav yog: micro-corrugated cardboard ntau lawm, micro-cardboard ncaj ncaj offset printing, ib zaj duab xis txiav qhov taub thiab ib lub thawv rau sab hauv tsev.
(1). Flexographic luam ntawv yog kev siv cov ntawv yooj yim. Tus txheej txheem luam ntawv uas siv cov cim dej uas muaj dej los sis ib tug cwj pwm xeb los ntawm cov cwj pwm xoos kom rho tus cwj mem los ntawm ib qho kev sib tshuam anilox. Flexographic luam ntawv muaj cov cwj mem qhuav ntawm cov zauv ntawm cov zauv, luam tawm ceev ceev thiab qis dua, thiab tshwj xeeb tshaj yog tsim rau luam ntawv corrugated cardboard uas tsis tas yuav tsum muaj cov luam ntawv ntau dua. Flexographic luam ntawv corrugated board muaj cov yam ntxwv nram qab no:
(2). Hloov cov yav dhau los nrog cov dej-raws li txoj hauv kev ntxhua ceev
Tus txheej txheem tshiab EPN uas tau tshwm sim hauv thaj chaw ntim khoom. Nws kuj yog ib qho tseem ceeb ntawm kev lag luam luam tawm. Txawm li cas los xij, vim yog lub tshuab luam ntawv loj loj ntawm cov ntawv luam tawm thiab kev siv tshuaj tsis haum hauv tshuab luam tawm, lub siab thiab cov dej nqus tau yuav ua rau lub zog ntawm corrugated cardboard. Yog li, tam sim no, cov tib neeg luam tawm ncaj nraim tuaj yeem luam tawm ntawm cov duab thaij thiab corrugated cardboard nrog lub siab muaj zog thiab ultra-nyias, thiab ib daim pam tshwj xeeb nrog muaj zog compressibility thiab zoo tus cwj pwm nqes mus kawm tau siv los tiv thaiv lub zog ntawm corrugated cardboard los ntawm kev poob thiab lub dai khaub ncaws. "Qhov tshwm sim ntawm phenomena.
Ntxiv rau qhov saum toj no ob txoj hauv kev EPN, cov tib neeg luam tawm txoj kev kho lub rooj sib tham ntawm corrugated board kuj tseem kuaj xyuas. Vijtsam luam ntawv luam tawm tau loj lossis me, yooj yim phaj, nqi luam ntawv tsawg thiab tuab printing number case, siab xim xim. Cov nyhuv pom kev zoo muaj zog, tab sis qhov kev daws teeb meem tsis siab, daim duab duab tsis tshua muaj, thiab nws tsis haum rau cov kab txuas txuas ntxiv. Kev ua haujlwm tsis zoo yog qhov tsawg, yog li cov ntawv luam ntawm corrugated cardboard tsuas yog tsim rau cov khoom ntawm corrugated cardboard los ntawm ib lub cav xwb thiab siv thaum lub sij hawm me me.
2. Cov txheej txheem ua ntej
Flexographic luam ntawv, uas yog dominates tib neeg luam, muaj ntau yam zoo. Tiam sis tseem muaj ntau yam teeb meem hauv kev luam cov qauv uas zoo li offset thiab gravure. Yuav kom tau txais ntawv zoo nkauj thaij duab. Ntau lub tuam txhab siv luam yeeb ua ntej. Cov txheej txheem ntawm kev luam ntawv ua ntej yog: pre-printed paper thiab corrugated composite bonding uas tau tsim los ntawm cov kab tsim, lub tshuab tua kabmob, lub computer txiav tawm, lub taub txiav yeeb yaj kiab, thiab lub thawv rau ntawm lub hnab. Corrugated board daim ntawv sau npe tuaj yeem luam tawm tau ntau txoj hau kev, nrog rau kev ua kom tiav ntawm cov ntawv sau, gravure preprinting, thiab flexo preprinting.
(1) Offset luam ntawv yog thawj zaug luam cov ntawv thawv ntawv saum npoo ntawv nrog cov offset luam ntawv, thiab siv lub tshuab kom rov tuaj yeem ua kom tiav pawg thawj coj. Cov txheej txheem khiav yog: offset luam ntawv ib daim ntawv thiab ib leeg-ib tog tshuab dov ib leeg ib leeg-lam los corrugated cardboard laminating tshuab Lub qhov tuag txhav qhov yog ib lub thawv rau ntawm lub hnab ntim.
Cov ntawv luam tawm ua ntej yuav luam tawm tau zoo nkauj, tab sis nws kuj tsim muaj lwm yam teeb meem, xws li cov txheej txheem nyuaj, cov nqi khoom loj siab, cov voj voog ntev ntev, khaus khov muaj zog, luam tawm tsawg, luam tawm tsawg, thawv ntawv loj, . Loj, siab khov, tshwj xeeb tshaj yog rau cov ntim khoom loj ntim loj. Vim tias muaj cov nqi khoom qis thiab cov voj voog ntev, tus neeg thov yuav khoom tsis tuaj yeem khaws cia. Los ntawm txoj kev loj hlob ntawm kev lag luam tawm txawv teb chaws, txoj kev ua lag luam luam tawm yuav maj mam txo cov khoom ntawm cov khoom lag luam corrugated.
(2) Cov ntawv npaj ua Gravure yog cov txheej txheem luam tawm ua ntej rau hauv cov ntawv yob yau
Ua ntej muab luam tawm cov qauv muag ntawm daim ntawv (daim ntawv thawv). 2. Tom qab ntawd, cov khoom siv thaij duab ntxig rau cov ntaub ntawv sau rau hauv daim ntawv thaij hauv corrugated card. Tom qab ntawd tuag-txiav qhov kev nkag mus rau hauv ib lub thawv hom nrog lub tshuab txiav tuag. Cov yam ntxwv ntawm cov ntawv nyeem gravure yog:
1 Sau zoo tshaj plaws thiab zoo tshaj plaws hauv txhua txoj kev luam tawm.
2 Siv tus cwj mem raws dej. Ntsuab.
3 phaj ntawv nrog siab siab ua haujlwm. Haum rau high-volume luam tawm ntawm cartons.
4 Tsim kev luam tawm qauv nruam.
5 ceev ntawv ceev ceev yog ceev ceev. siab tsim tau.
6 phaj kev txiav txim siab nyuab. Thiab cov phaj nqi yog siab dua. Nws yog 8 mus rau 10 lub sij hawm uas ntawm flexo.
7 Cov txheej txheem siv tshuab nyuaj dua, ntau cov txheej txheem, thiab cov nqi luam ntawv siab.
(3) Flexo preprinting siv cov ntawv luam theej luam los luam tawm ntawm lub vas sab. Tom qab luam ntawv, nws tseem tau txais raws li lub vas sab. 4. Lub vev xaib tom qab ntawd ua rau hauv cov thawv ntawv kho kom zoo zoo li cov kab ua kom muaj kab rau ntawm daim ntawv thaij. Tom qab ntawd tuag-txiav qhov kev nkag mus rau hauv ib lub thawv hom nrog lub tshuab txiav tuag. Cov yam ntxwv ntawm flexo preprinting yog:
1 Non-toxic thiab tsis-polluting, nws yog ib qho zoo rau kev tiv thaiv ib puag ncig. Nws yog ib qho xim ntsuab thiab tus qauv zoo rau txoj kev luam tawm, uas muaj qhov zoo tshaj hauv cov ntawv luam ntawm cov thawv ntoo ntsuab xws li cov khoom noj khoom haus thiab cov thawv tshuaj.
2 Loj-format, ntau xim, muaj xim zoo nkauj yuav muab luam tawm.
3 Ntau yam ntawm cov ntaub ntawv luam tawm, tuaj yeem nqa daim ntawv EO30-700g / m2 thiab cardboard.
4 Luam nrog cov kab sib txawv hauv kab, cov qauv zoo thiab cov qauv zoo.
5 Rov ua dua daim ntawv ntsej muag thiab kev raug tshuaj rau ntawm cov kab ua kom zoo tuaj yeem tuaj yeem txhim kho thiab txhim kho lub dag lub zog thiab lub zog ntawm lub rooj sib tham ntawm corrugated.
6 Cov nqi luam ntawv tsawg tsawg, kev kub ceev yog siab, thiab cov zis yog siab.
7 Daws teeb thiab tsaus nti-tone yooj yim poob, tsim rau kev luam ntawm 8% mus rau 85% tonal regions.
8 Koj tuaj yeem luam tsis tau cov kab ntawv me me. Txij thaum cov ntawv phaj nyaj yog deformed thaum luam ntawv, cov cim tseem ceeb thiab cov kab yog qhov loj thiab muab pov tseg.
Qhov thib ob, kev sib piv ntawm cov ntawv luam tawm ncaj qha thiab kev luam ua ntej
Txawm hais tias tib neeg luam ntawv tseem yog ib qho tseem ceeb hauv kev luam ntawv hauv cov ntawv luam tawm corrugated luam tawm hauv tsev thiab txawv teb chaws, nws yog qhov yooj yim hauv txheej txheem. Ntxiv nrog rau qhov zoo ntawm kev kub ceev thiab luv phom sij, lwm yam tsis zoo li cov txheej txheem luam ua ntej. Muab piv rau tus txheej txheem ncaj nraim, cov txheej txheem ua ntej luam ntawv muaj qee qhov kev pom zoo: Ua ntej, nws tuaj yeem tau txais kev luam ntawv zoo dua thiab nws yoog tau ntxiv. Qhov thib ob, kev luam tawm ua ntej yuav luam tawm ntau nplua nuj luam ntawv. Kev luam tawm zoo tseem ruaj khov thiab txhim khu kev qha. Qhov thib peb yog ua kom lub thawv ntawv corrugated tau zog dua. Qhov no yog vim hais tias pre-printing tsis emboss lub cardboard tom qab nws tau raug tsim. Ua kom tsis txhob rhuav tshem thiab ua rau lub zog tsis muaj zog. Thaum siv cov luam ntawv ncaj qha. Vim tias txhua lub xim luam tawm yuav ua rau lub rooj sib tham ntawm corrugated los yog ntau dua deformed. Thiab ntau tus naj npawb ntawm cov hnub xim. Qhov ntau dua cov nyhuv ntawm tus rhuav tshem ntawm lub rooj tsav khoom corrugated. yog li ntawd. Pre-printing tau los ua ib txoj kev loj hlob tseem ceeb hauv kev sau ntawv hauv corrugated printing. Tshwj xeeb tshaj plaws high-grade muag heev lub thawv. Loj thiab phom loj yog tsim rau kev luam ua ntej.
Hauv ntej. Muaj ntau txoj hauv kev los luam cov ntawv thaij duab. Thiab yuav kom ua tau raws li cov cai ntawm ntau lub ntim. Nws txoj kev luam ntawv yuav tau nce mus ntxiv. Thiab cov ntawv luam tawm no muaj lawv cov kev zoo thiab qhov tsis zoo. Haum rau ntau txoj cai thiab siv. Ua ib lub chaw tsim muaj cov thawv ntawv thaij, cov ntawv tsim nyog yuav tsum raug xaiv raws li tus yam ntxwv thiab kev siv cov thawv ntawd.

