Vim li cas thiab kev kho mob ntawm cov ntawv luam tawm zaj duab xis hauv cov ntawv xa tawm
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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Txawm hais tias tus lej yuav tsum muab tso rau ntawm lub substrate rau lub sij hawm thaum lub sij hawm luam ntawv thiab seb nws tuaj yeem qhuav sai tom qab luam tiav tiav ncaj qha cuam tshuam cov teeb meem ntawm cov ntawv luam tawm thiab cov khoom ua tau zoo. Yog tias tus cwj mem tsis ziab hauv lub sij hawm, nws yuav ua rau sab nraum qab ntawm daim luam ua neeg qias, nplaum, thiab ua rau kom rov qab los yog xim txawv thaum nkag mus rau lwm zaus luam ntawv, cuam tshuam rau lub sij hawm tom qab lub sij hawm tsim tawm. Yog li peb xav kom tus cwj mem kom sai sai thiab qhuav tom qab nws pauv mus rau saum npoo ntawm cov substrate. Hauv qab no peb yuav soj ntsuam qhov teeb meem ziab ntawm cov zauv tshwm nyob rau hauv cov ntawv tshaj tawm ntawm sab nrauv (ntxiv mus hais txog kev luam ntawv tshaj tawm).
Yuav kom daws tau qhov teeb meem no, peb yuav tsum xub nkag siab txog cov teeb meem no:
Qhuav ntawm tus cwj mem
Nws muaj peb lub ntsiab ntawm cov phev siv hauv offset printing:
Permeation kom qhuav (tsuas yog vam khom cov kabmob qis-khov nabnpawb rau hauv cov cwj mem los luam tawm, tawm hauv cov khoom uas muaj lub cev khovthiab
Oxidative polymerization drying (reacting nrog oxygen hauv cov pa, yog qhov sib txawv ntawm peb cov roj ntsha hauv cov zaub roj hauv lub cev ua rau lub cev zoo li cov tshuab macromolecular.)
UV ziab khoom (cov khoom ntim khoom ntim khoom ntxiv rau cov cwj pwm ntawm tus cwj pwm, thiab cov activated atom lossis atom group yog decomposed nyob rau hauv lub irradiation ntawm ultraviolet rays ntawm ib yam wavelength, thiab tus number case tivthaiv uas tsis muaj daim ntawv cog lus uas tsis muaj kev sib raug zoo crosslink lub molecule, thiab tus number case yog solidified rau hauv ib zaj duab xis.).
Ink muaj pes tsawg leeg
Cov dadej ntawm tus cwj mem zus tau yog tsim los ntawm cov xim, ib phau ntawv, cov ntaub ntawv, thiab cov koom haum pabcuam, thiab cov khoom tseem ceeb uas txiav txim rau txoj kev ntub dej yog ib phau ntawv. Cov lus ntawm lub binder yog txawv, thiab lub mechanism ntawm ziab kuj txawv.
Nyob rau hauv daim ntawv luam ntawm daim ntawv no, peb tsuas yog siv ob hom ntawm cov phom: cov cwj pwm zoo tib yam thiab ceev ziab ntim qis dua.
Lub taub hau loj ntawm cov phaw feem ntau ntawm cov qauv hauv qab muaj cov roj, ntxhia roj thiab me me ntawm cov roj zaub qhuav, uas tsuas yog khi rau cov hluav taws xob hauv cov pob zeb hauv cov phom, uas yog lub pob bignin ntawm cov nplais ntawm lub substrate tsub kom qhov siab tshaj. Qhuav cov khoom, nyob ntawm seb cov roj zaub qhuav yog ntxiv oxidatively polymerized nrog cua oxygen rau cov cua kom qhuav. Qhov no kuj txiav txim siab tias daim ntawv thov ntawm no tus cwj pwm yog tsuas yog rau kev luam tawm ntawm qhov chaw ntawm ib qho khoom nqus.
Cov ntsiab lus ntawm cov zaub roj hauv cov zom zaws qis ziab yooj yim dua, thiab cov ntsiab lus ntawm cov ntxhuav roj yog tsawg tshaj li ntawm cov cwj mem zoo tib yam. Kev ziab ntawm tus number case yog tsuas yog pom tau los ntawm ob kauj ruam ntawm ntxhia roj nkag mus thiab oxidative conjunctiva ntawm cov roj qhuav. Lub tshuab hluav taws xob uas muaj nyob hauv cov koom haum pabcuam tuaj yeem ua rau cov txheej txheem oxidation ntawm cov roj ziab (Xws li: tso cov tshuaj phospholipid antioxidant hauv tus cwj mem, thiab txhawb cov dawb radical, cov neeg ua haujlwm dawb radical Lub Polymerization tseem muaj tshwm sim). Nws yog tsuas yog siv rau cov substrates nrog tsis haum ntub nqus thiab tsis haum (xws li: exquisite albums, luam ntawv ntawm daim ntawv).
Hloov cov cwj mem xaj los ntawm cov xovxwm mus rau saum npoo ntawm cov substrate
Thawj yog tias tus number case yog pauv los ntawm tus cwj mem ntawm lub cwj mem los ntawm tus lej xov tooj thiab cov ntawv xov xwm rau lub npoo ntawm daim pam.
High-viscosity inks yog txo cov viscosity thiab fluidity vim tas li splitting, shearing, thiab muab tshuaj ntxuav ntawm cov xovxwm (qhov no yog vim muaj thixotropy ntawm lub cev pob txha hauv cov xim *).
Tus lej tom qab ntawd ces txav los ntawm daim pam mus rau saum npoo ntawm lub substrate.
Tus cwj mem xau yog adsorbed rau ntawm lub substrate nyob rau hauv qhov kev txiav txim siab ntawm lub siab, thiab lub qis viscosity theem (ntxhia roj
Lub substrate tawm hauv cheeb tsam embossed thiab pib nkag mus rau tom ntej xim printing (multicolor tshuab).
Vim lub ploj ntawm lub siab, tus number case thiab qhov chaw ntawm lub substrate yog kuj ruaj khov, thiab viscosity ntawm tus number case yog ntxiv lawm (thixotropy ntawm tus number case). Lub zog ntawm cov yeeb yaj kiab uas muaj cov cim ua ib nrab tawm ntawm lub sij hawm no yog los xyuas kom meej tias qhov zoo ntawm lub cwj mem ntawm daim ntawv sau yog qhov tseem ceeb kom ntseeg tau tias cov duab cuav pliag tsis muaj kev puas ntsoog thaum lub sij hawm tom ntej thiab kev xa khoom, thiab lub sab nraud yog tsis smeared.
Thaum kawg, tus txheej txheem ruaj ruaj ntawm lub substrate tom qab luam tawm ntawm lub luam ntawv xovxwm. Thaum lub sijhawm no, cov roj av roj ntxiv nyob rau hauv kauj ruam ntawm zaj duab xis ntawm lub substrate tseem mus rau hauv daim ntawv (peb hu qhov no nkag mus ib qho kev tso cai pub dawb), thiab tus lej ntawm tus cwj mem kua ntsev ntxiv mus ntxiv; tib lub sij hawm, cov roj zaub qhuav hauv cov cwj mem rov los nrog cov pa cua hauv cov pa. Tsim ib qho loj loj ntawm cov txheej txheem ntawm cov khoom siv. Cov txheej txheem no yog qhov theem ntawm cov cwj mem.
Tus number case luam tawm ntawm lub npoo ntawm lub substrate tau tiav. Tom qab nkag siab txog txoj kev thiab nws txoj haujlwm, peb yuav pom tau tias nws yooj yim heev rau kev txheeb xyuas qhov teeb meem ziab ntawm tus number case, vim hais tias yuav luag tag nrho cov teeb meem ntawm qaug qeeb ntawm tus cwj mem hauv kev luam tawm los ntawm kev cuam tshuam ntawm ib cov kauj ruam hauv cov txheej txheem . . Cia wb xyuas cov qee yam uas cuam tshuam tus number case ziab.
Ua ntej, cov nyhuv ntawm tus lej muaj pes tsawg leeg thiab ntxiv rau qhov ziab ntawm cov cwj mem kob duab
Tus neeg saib xyuas kev dilution: Tus tivthaiv loj ntawm tus neeg siv tshuaj tua kabmob yog txhuas hydroxide thiab phom. Aluminium hydroxide muaj dej txaus thiab dissociates nyob rau hauv kev sib txuas nrog dej los txhawb tus number case emulsification thiab qaug kom qhuav. Lub drier yog tseem adsorbed thiab nws tsis ua.
Cov roj dawb: Cov roj dawb dawb xwb yog lub tsho dawb emulsion, thiab kev ntxhib los mos tsis yooj yim ua rau tus number case emulsified *.
Tus neeg saib xyuas nws tus kheej: Nws lub cev tseem ceeb (xws li txhuas stearate) uas muaj lub me me tshwj xeeb thiab ntab rau ntawm qhov xaim duab zaj duab xis, hinders cov kev sib cuag ntawm tus cwj pwm zaj duab xis thiab cov pa oxygen, thiab cuam tshuam cov oxidative ziab ntawm tus cwj mem .
Desiccant: Ntev siv ntau yuav ua kom tus number case ntawm tus number case dua thiab tus number case emulsified *, thiab cov ntawv luam tsis yooj yim. (Nws tseem yuav ua rau lub phaj yuav lo av thiab muab tshuaj txhuam. Cov dots yog loj thiab deformed, cov plaub hau yog tuab, thiab cov cim qhwv cov tawv qhuav tsis yooj yim.)
<* cov="" dej="" dej="" dispersed="" hauv="" tus="" number="" case="" emulsion="" yuav="" cuam="" tshuam="" qhov="" ziab="" ceev="" ntawm="" tus="" number="" case,="" thiab="" yuav="" tsim="" ib="" cov="" roj-hauv-dej="" emulsion="" number,="" uas="" yuav="" cuam="" tshuam="" rau="" cov="" ziab="" ntawm="" tus="" number=""> >
Cov lus 1 qhia cov roj ntawm cov roj ntsha ntawm ntau hom xim, rau kev siv xwb.
Table I
Xim% cov roj dawb dawb ntawm cov roj liab qhuav
BK 5 ~ 10 2 ~ 5
M 5 2 ~ 5
C 3 ~ 4 1 ~ 3
Y 3 ~ 4 1 ~ 3
Xaj ntawm tus cwj pwm: lub cev npau npau yog qeeb, tus cwj mem nyias qeeb qeeb dua qhuav ziab, thiab cov roj muaj qeeb qeeb dua roj cov ntsiab lus. Cov hlau ions nyob rau hauv cov xaum xim muaj pes tsawg tus tuaj yeem txhawb oxidative ziab ntawm tus number case, thiab lawv lub peev xwm los txhawb ziab yog:
Co Mn Pb Ce Cr Cr Zn Ca
(Piv txwv, chrome daj pigment yog sib xyaw hmoov txhuas xyaw hmoov txhuas thiab lead chromate, thiab iron xiav xim yog potassium hlau ferrocyanide.Thaum lawv muaj ib tug loj npaum li cov hlau ions uas yuav txhawb lub oxidative ziab ntawm tus number case knitting, cov inks siv cov pigments thereof Lub tshuab ziab khaub ncaws sai sai kuj ua rau lub cev qia dub tsis muaj lub ziab ziab, tiam sis tus cwj pwm tsis zoo yog cov adsorbed kom qaug kom qhuav. Tungsten molybdenum ntsev xim kuj tsis zoo rau kev ziab ntawm tus cwj mem.
Feem ntau cov organic pigments ncua qhov ziab ntawm tus cwj mem, inhibit oxidative polymerization ntawm tus binder, thiab ua raws li cov antioxidant.
(Piv txwv li, cov xim liab ploj muaj cov naphthol pawg, thiab cov khoom xyaw tshuaj lom neeg ntawm lub teeb xiav muaj ntau ntau pawg neeg aniline, yog li lawv cov ziab qis kuj qeeb. Hauv kev tsim, peb niaj zaus siv lub teeb xiav kom ntxiv dub dub, peb yuav tsum Tsis tas li ntawd, qhov tseem ceeb ntawm kev ziab tuaj yeem raug muab los saib tsis tas li, Tsis tas li ntawd, qhov teeb meem ntawm lub teeb xiav yog ib qho hnyav heev thiab tsis xav kom siv ib leeg.)
Cov feem pua ntawm cov roj uas siv hauv cov nplua nuj niaj hnub siv luam tawm me me, cov yam ntxwv ntawm cov khoom siv ntawm cov khoom siv kuj yog cov cuab yeej cuab tam, thiab cov cawv ntawm cov zom kom qhuav ntawm tus cwj mem qhuav.
Los ntawm kev soj ntsuam saum toj no, peb yuav pom hais tias xaiv cov xim zoo hauv kev luam tawm yog qhov tseem ceeb kom ntseeg tau tias tus cwj pwm zaj duab xis nyob saum npoo ntawm cov nqos tau ziab hauv lub sijhawm. Kuj saib xyuas kom tswj tus nqi ntawm cov cwj pwm uas siv los luam tawm. Thaum qhov teeb meem qeeb ntawm tus cwj pwm tuaj yeem tshwm sim, tus nqi ntawm cov roj ziab qhuav tuaj yeem raug nce ntau ntxiv, tab sis nws yuav tsum tsis pub ntau npaum li ntawm Daim Ntawv 1 los yog nws yuav qeeb qis ntawm tus cwj mem.
Thib ob, qhov xwm txheej ntawm tus substrate
1. Yog daim ntawv luam tawm yog acidic, nws yuav qhuav qeeb. (Rau oxidized conjunctiva inks, yog hais tias tus pH txo ntawm 5.6 mus rau 2.5, lub sij hawm ziab ntawm tus number case yog ncua ntawm plaub zaug!)
2. Qhov saum npoo ntawm ntawv nrog tus nplaig, kev cog lus, kev tsis zoo thiab kev loj me me yog qhuav qeeb. Cov kev siv tshuaj tau qhia nyob rau hauv Table 1.
Qhov no yog vim cov roj ntxhia hauv cov cwj mem tsis tuaj yeem nkag mus rau sab hauv ntawm daim ntawv, uas ncaj qha hinders infiltration drying txheej txheem ntawm tus number case.
Cov xwm txheej sau ntawv (daim ntawv coated, ntawv xov xwm ntawv, ntawv xov xwm, ntawv xa ntawv, gravure paper, etc.) tuaj yeem qhuav tau qhuav los ntawm qhuav, oxidized conjunctiva drying, thiab qhuav. Kev luam tawm ntawm uncoated daim ntawv uas muaj kev permeability zoo yog xam tias raug nqi-tsawg, thiab ib qho feem ntau ntawm cov neeg tawv nqaij rov qab raws feem ntau raws li osmosis ziab siv. Thaum luam ntawv rau coated paper, nws yog ib qho tsim nyog yuav tau siv cov xim dub thiab qhuav. Tsis txhob siv cov cwj mem npoo tsis zoo coj los sau rau ntawm daim ntawv coated, txwv tsis pub cov ntawv luam tawm yuav nyuaj rau qhuav.
Lub substrate uas muaj kev tsis zoo ntawm sab nrauv permevability yuav pauv tau ntxiv ib lub dag zog rau tus number case thaum lub sij hawm luam ntawv.
3. Cov dej hauv daim ntawv yog loj heev: thawj zaug, nws cuam tshuam tus lej ntawm lub binder nyob rau hauv tus cwj pwm, thiab tom qab ntawd cov evaporation dej nyob rau hauv daim ntawv cuam tshuam lub ziab ntawm tus number case.
Thib peb, txoj kev luam tawm kev tsim khoom
1. Tus nqi pH ntawm dampening kua: Thaum tus nqi pH tsawg, nws yuav ua raws li cov txheej txheem hloov tawm nrog cov ntsev hlau hauv cov roj ntsha qhuav, uas ua rau tus ziab kom qhuav. Lub pH ntawm qhov dampening hauv kev luam ntawv yuav tsum nruj me ntsis tswj (nruab nrab ntawm 4.0 thiab 5.6).
Cov lus 2 muab cov txiaj ntsim ntawm tus nqi pH sib txawv ntawm qhov tshuaj tov uas sov hauv chav nyob ntawm lub sij hawm ziab khaub nev:
Cov lus II
Daim ntawv so qhuav
PH = 7.0 PH = 3.8 PH = 3.6 PH = 3.0 P = 2.0
Cov ntaub ntawv nplaum sab nrauv 12 16 17 22.5 70
Securities ntawv xov xwm sab nrauv 15 21 22 32 84
2. Dej ntub dej: Hauv cov txheej txheem luam ntawv, yog tias lub voj ntawm qhov tsim qhov loj loj, tsis tas yuav daim ntawv nqus dej ntau dhau, tab sis cov dej ntws pov tseg hauv tus cwj pwm yuav cuam tshuam qhov zij ziab ntawm tus number case, ib qho roj-hauv-dej emulsion number case, yog li cuam tshuam Cov blot tau qhuav.
3. Tshaj ntawm cov ntawv sau ntau dhau: Lub cheeb tsam ntawm cov ntawv luam loj yog loj, daim ntawv npog yog du, daim ntawv siab, thiab huab cua tsis yooj yim.
4. Lub tshuab luam ntawv ceev nrawm dhau: Tom qab tus cwj mem muab xa mus rau lub substrate, nws tuaj yeem qhuav tsis tau nyob rau hauv lub sij hawm, thiab tom qab ntawd nws nkag mus rau tom qab xim xim los yog cov khoom ntim ntawm cov rooj zaum. Xyaum tau ua pov thawj tias nyob rau hauv cov ntawv luam ntawm nplooj ntawv, yog tias cov luam ntawv ntau tshaj 13,000, cov qauv zoo tib yam yog cov nplaum xws li nplaum, xim sib xyaw thiab nplaum sab nraud.
5. Cov cawv kub thiab av noo ntawm qhov chaw: qhov kub ua kom zoo dua, lub zog ntawm lub molecule tsub kom, kev ceev ntawm lub zog, thiab cov roj zaub qhuav ua ntau dua peroxide, accelerates oxidative polymerization, thiab no oxidative polymerization yog muab Lub tshav kub yog reacted thiab lub tshav kub tso tawm txhawb kev ziab. Cov ntxeev lus yog qhov tseeb rau kev txo qhov kub.
Cov ntaub ntawv kev sim ntawm kev kub thiab txias ntawm ib pawg ntawm cov kev kawm hauv lub ziab lub sij hawm ntawm tus number case thaum lub pH nqi ntawm daim ntawv hloov yog muab rau hauv qab no:
Table 3
Cov khoom puag hauv dej ntau Cov nyhav txawv ntawm cov dej kub thiab cov av noo ntawm cov hom roj thiab ziab ntawm
oxidative polymerization drying number case
Muab ntawv pH (RH) 65%, 18 ° C (RH) 75%, 20 ° C
6.9 6.1 12.4
5.9 6.6 14.1
5.5 6.7 23.3
5.4 7.0 30.1
4.9 7.3 38.0
4.7 7.6 60.0
4.4 7.6 80.0
Los ntawm cov lus saum toj no, peb yuav pom tau tias qhov kub thiab txias, thiab cov ntawv phaj ua ke tuaj yeem cuam tshuam rau qhov ziab ntawm cov zauv ntawm daim ntawv. Yog li ntawd, nws tseem ceeb dua kom paub tseeb tias qhov kub thiab txias ntawm qhov chaw luam ntawv hauv kev luam ntawv.
Thaum kawg, peb yuav tsum nco ntsoov tias lub peev txheej qhuav ntawm manganese thiab taug txhuas tsis txaus thaum twg tus txheebze qhov ncaus mus txog 70%, thiab yuav tau siv cobalt catalyst.
Plaub, lub cuav pliav yog tuab heev
Too tuab ntawm cov cwj mem kob piv txwv yuav txo qhov kev sib cuag ntawm nruab nrab ib sab ntawm tus number case txheej thiab cov cua. Hauv particular, zaj duab xis ntawm qhov xoom ntawm txheej xoom yuav ua rau nkag ntawm cov pa oxygen rau saum cua, thiab nruab nrab qhov yuav qhuav qeeb.
Yog li, peb yuav tsum nruj me ntsis tiv thaiv cov xwm txheej nram no hauv luam ntawv:
(1) Kev ua luam vim yog lwm yam tsis muaj zog, thiab lub thickness ntawm tus kab luam yog ntau zuj zus.
(2) Xim number case los ntawm cov dej noo ntau dhau ntawm qhov tsim teeb pom kev zoo, tab sis tus zauv xim muaj ntau ntxiv los ntawm kev ua tus nqi ntxiv ntawm tus lej.
(3) Ntau qhov tseem ceeb ntawm cov vividness thiab thickness ntawm lub luam. Tsis tsim nyog muab tus nqi ntawm tus cwj pwm tuaj ntxiv.
(4) Lub duav tinting zog ntawm cov ntawv luam tawm yog dhau qis, tab sis lub thickness ntawm tus number case txheej yog nce rau kev khwv.
(Thaum muab tshuaj pleev xim rau xim muaj xim, xim rau qhov xim ntawm qhov xim ntawm qhov xim yog me ntsis siab dua, yog li ntawd tus lej number case film ntawm lub substrate yuav thinner thaum luam ntawv, nws yog qhov zoo rau kev ziab. hom ntawm tus number case uas siv hauv tus qauv number case yog ntau Tsawg dua, qhov tsawg dua emulsification ntawm tus number case thaum lub caij luam ntawv, nws tseem yog qhov kom zoo rau ziab)
Lub thickness ntawm tus number case txheej ntawm lub npoo ntawm cov substrate thiab cov khoom faib ntawm daim duab.
Cov duab sib npaug ntawm ib cheeb tsam loj dua li ntawm lub dampening solution, thiab cov emulsification ntawm tus number case yog cov teeb, tab sis cov duab cheeb tsam ntawm ob sab yog ncaj qha hu nrog cov dej ntws ntau seem ntawm seem seem, yog li ntawd tus number case ntawm ob sab yog ntau emulsified tshaj nruab nrab. Tseem ceeb, kev ziab kuj tseem qeeb qeeb. Ib yam li, thaum thaj tsam ntawm daim duab ntawm lub lithographic phaj yog me dua, tshwj xeeb tshaj yog thaum me me ntawm qhov chaw thaiv lossis qhov chaw me me ntawm qhov tsaus ntuj nti, qhov tseem ceeb ntawm tus qauv ntawm tus xaj xaj yog qhov loj, thiab qhov teeb meem uas xaj kua mis tsis qhuav yog ntau dua. Ntxiv rau qhov ua kom tau nyiaj ntau npaum li cas, nws yuav tsum tswj cov dej hauv qhov tsim teeb meem.
Qee cov kev daws teeb meem ntawm kev luam tawm hauv kev luam ntawv
Qhov tseeb, nyob rau hauv ntau hom xim liab niaj hnub luam ntawv, txawm tias muaj kev luam ntawv zoo thiab kev tsim nyog, nws yooj yim ua kom tus cwj mem qhuav hauv txoj kev luam ntawv lossis ua ntej luam ntawv tiav, yog li peb yuav ua Cov nram no peb txoj kev siv ntau zaus kom ceev cov ziab zaj duab xis los yog kom tsis txhob rov qab los ntawm qhov teeb meem ntawm cov ntawv luam tawm.
Dusting: dusting yog ib qho kev siv luam ntawv. Nws yog ib qho kev txhais tau zoo dua rau kev rov qab kev txav los ntawm kev qaug qeeb ntawm cov cuav pliav. Thaum lub plhaub (ink) txheej yog cov tuab, cov hmoov av tau zoo tuaj yeem nce ntxiv, tshwj xeeb tshaj yog cov substrate. Thaum muaj ib qho me me ntawm mesh-mesh mesh los yog cov number case ntawm lub ntsej muag, nws tseem ceeb yuav tsum tau them nqi rau qhov tsim nyog nce rau ntawm cov hmoov av ntawm cov hmoov av. Feem ntau, cov hmoov uas tau muab txau pov tseg yuav tsum yog me me li ntawm qhov ua tau zoo, txwv tsis pub nws yuav cuam tshuam tus zauv xim ntawm cov ntawv luam, tshwj xeeb tshaj yog cov khoom siv rau cov nplhaib thiab yeeb yaj kiab.
Kev khoob ziab: Cov txheej txheem ntawm cov fais fab tuag yog siv rau hauv qhov chaw ntawm lub tshuab luam ntawv, uas yog, txhua 5 ~ 20cm (lub thickness ntawm cov ntawv txheej cais tau muab kho raws li qhov sib txawv ntawm cov substrate thiab thickness ntawm qhov nto Lub plhaub taum ploj yog qhov zoo tshaj plaws kom txo tau.) Cov ntawv uas muaj ntawv pov thawj tau xa tuaj kom tiv thaiv tau tus cuav pliav uas tsis tau qhuav los ntawm kev puas ntsoog hauv tus kheej lub cev ntawm daim ntawv, los yog sab nraub qaum yog lo av.
Co thiab qhuav: prints nrog ploj ntub nqus dej thiab cov laujkaub tuab tuab feem ntau yog qhuav qeeb. Txij thaum cov ntawv ntawm cov ntawv thiab cov kev sib txuas ntawm oxygen nyob rau hauv cov huab cua tsawg dua cov txheej txheem ntawm oxidative ziab, daim ntawv maj mam shaken ntawm ua ke kom ua rau nws breathable. Ua kom muaj kev sib cuag ntawm kua number case thiab cua tuaj yeem ua rau kom ziab tus ziab khaub ncaws.
Thaum kawg no, cia peb saib xyuas cov ntsiab lus tseem ceeb hauv daim ntawv no kom tswj tau qeeb qis ntawm tus cwj pwm cov duab hauv cov saum npoo ntawm cov ntawv luam tawm, nrog rau cov tswv yim luam tawm phom uas qeeb-ziab:
1. Xaiv tus cwj pwm uas tsim nyog,
2. Siv me ntsis ntxiv thiab koom haum pab cuam thaum lub sijhawm luam ntawv,
3. Siv cov roj ntsha uas tsim nyog,
4. Tswj lub pH ntawm lub phaj thiab pH ntawm dampening tshuaj nyob rau hauv lub printing,
5. Ua kom pom tseeb tias qhov chaw sov tas li thiab qhov ruaj khov yog qhov tseem ceeb heev.
6. Tswj cov thickness ntawm tus cwj pwm ntawm cov duab ntawm daim duab,
7. Tsuag, qhuav, co thiab qhuav.
Li ntawd, peb tau soj ntsuam qee yam ntawm cov laj thawj ntawm qeeb qeeb ntawm tus cwj pwm zaj duab xis ntawm cov teeb meem luam tawm thiab qee cov ntsiab thaum tus cwj mem qhuav qhuav qeeb, Kuv cia siab tias yuav muaj qee cov kev pab rau txhua tus.