xov xwm

Taw qhia: Cov ntaub ntawv luam tawm yog qhia nws cov nqi los ntawm cov ntawv sau thiab cov ntawv luam tawm, lub teeb rau ntawm qhov chaw ntawm cov ntawv luam tawm coated nrog ib txheej ntawm cov xim tsis muaj pob tshab txheej, tom qab leveling, ziab rau saum npoo ntawm cov ntaub ntawv luam tawm los ua nyias. thiab uniform pob tshab ci txheej txheej txheej txheem txheej txheem.Glazing tsis tuaj yeem txhim kho qhov ci ntsa iab ntawm cov ntawv luam tawm, tiv thaiv cov ntawv luam tawm, tab sis kuj yuav tsis cuam tshuam rau kev rov ua dua ntawm daim ntawv.Kab lus no qhia txog cov ntsiab lus cuam tshuam ntawm qhov cuam tshuam rau glazing zoo rau cov phooj ywg siv:

Glazing

Lub teeb sab saud yog coated (los yog txau, luam tawm) ntawm qhov chaw ntawm cov ntawv luam tawm nrog ib txheej ntawm cov xim tsis muaj pob tshab, uas tiv thaiv thiab ua kom cov luster ntawm cov ntawv luam tawm tom qab ziab.Nyob rau saum npoo ntawm cov ntawv luam tawm coated (los yog tshuaj tsuag, luam ntawv) ntawm ib txheej ntawm cov xim tsis muaj pob tshab, tom qab leveling, ziab, nias, kho rau saum npoo ntawm cov ntawv luam tawm los ua ib txheej nyias thiab zoo li pob tshab, ua si los txhim kho. qhov nto smoothness ntawm cov cab kuj, tiv thaiv cov luam ntawv zoo kho kom zoo nkauj ua haujlwm ntawm cov txheej txheem, hu ua txheej txheem glazing.Cov txheej txheem luam ntawv tuaj yeem muab faib ua txheej glazing, txheej siab lub teeb, UV glazing, pearlescent pigment glazing thiab lwm yam.

01 Glazing haum

Print gloss haum feem ntau yog hais txog kev cuam tshuam ntawm cov ntawv luam ntawv thiab luam ntawv number case.Qhov tseem ceeb cuam tshuam yog qhov crystallization ntawm daim ntawv, number case thiab luam ntawv.

1) Cov ntawv ua haujlwm

Qhov zoo ntawm kev luam ntawv yog nyob ntawm seb daim ntawv puas zoo glazing haum.Ntawm lawv, smoothness thiab absorption kev ua tau zoo yog qhov tseem ceeb cuam tshuam rau daim ntawv lub teeb haum.

Smoothness ntawm daim ntawv

Lub thiaj li hu ua smoothness, yog daim ntawv nto theem tawm du uniformity.Thaum lub smoothness ntawm daim ntawv yog siab, lub glazing txheej yuav ua tau zoo nyob rau hauv kev sib cuag nrog daim ntawv nto, thiab ntws tiaj tus ntawm daim ntawv nto, tom qab ziab yuav ua tau ib tug siab smoothness zaj duab xis nto, nrog zoo glazing nyhuv;Thaum lub smoothness ntawm daim ntawv yog tsawg, vim hais tias cov nto ntawm daim ntawv yog ntxhib, flatness txawv daim ntawv nto yuav nqus cov glazing txheej, yog li ntawd cov nyhuv glazing tsis zoo, nyob rau hauv view ntawm qhov tsis muaj peev xwm, yuav tsum tau ua ntej coated nrog ib tug txheej ntawm glazing. nplaum rau saum npoo ntawm cov ntawv luam tawm thiab tom qab ntawd glazing.

Paper absorption khoom

Lub npe hu ua absorption kev ua tau zoo, raws li lub npe implies, yog daim ntawv nqus tus cwj mem txuas cov khoom thiab hnyav ua haujlwm.Lub capillary absorbability thiab voidage ntawm cov ntawv fiber ntau txiav txim seb cov ntawv saum npoo puas muaj zog absorbability.Thaum daim ntawv muaj zog nqus zog, nws yuav ua rau kom cov viscosity ntawm glazing txheej.Yog li, cov cuab yeej leveling raug txo;Ntawm qhov tsis sib xws, thaum cov cuab yeej nqus ntawm daim ntawv tsis muaj zog, ces cov gloss txheej viscosity yuav tsis nce vim ziab.Qhov no ua rau lub solidification, permeability thiab conjunctiva kev ua tau zoo poob, nws yog ib qho nyuaj rau tsim ib tug zoo zaj duab xis nyob rau saum npoo ntawm cov ntaub ntawv.Yuav kom daws tau qhov teeb meem no, peb yuav tsum ncua sij hawm leveling thiab ua kom qhuav kub kom zoo dua glazing.

2) Ink Performance

Nyob rau hauv cov nqe lus ntawm tus number case kev ua tau zoo, lub ntsiab yam tseem ceeb cuam tshuam rau qhov zoo ntawm printing number case wetting nyhuv thiab number case particle loj.Thaum cov khoom me me thiab siab dispersion, vim cov nyhuv ntawm txheej txheej, tsis tsuas yog muaj kev sib tw zoo, thiab qhov smoothness ntawm cov yeeb yaj kiab txheej yog siab, ntawm qhov tsis sib xws, cov khoom loj dua thiab tsis zoo sib kis, yuav ua rau kom lub ntsej muag roughness. tus number case txheej.Yog li ntawd, nyob rau hauv kev xaiv ntawm tus number case, peb yuav tsum xyuas kom meej tias tus number case muaj zoo cawv tsis kam, acid thiab alkali tsis kam, hnyav tsis kam, kub tsis kam thiab lwm yam ntxwv, tsis tsuas yog tiv thaiv kev hloov ntawm cov duab, tab sis kuj los tiv thaiv cov tsos ntawm wrinkled. tawv nqaij.Tsis tas li ntawd, txhawm rau tiv thaiv kom tsis txhob muaj xim xim xim, nws yuav tsum xyuas kom meej tias nws muaj zog adhesion thiab luster.

3) Printing crystallization

Lub ntsiab yog vim li cas rau cov luam ntawv crystallization yog tias cov luam ntawv siv ntev dhau lawm, los yog nyob rau hauv lub keeb kwm yav dhau tus number case ntxiv ntau dhau, thiaj li tshwm sim nyob rau saum npoo ntawm daim ntawv number case zaj duab xis crystallization tshwm sim, thiab ces coj mus rau lub txheej thiab number case txheej. adhesion kev ua tau zoo yog txo, thiab thaum kawg tshwm sim "pitting" thiab "lub ntsej muag" thiab lwm yam teeb meem zoo.

Nyob rau hauv saib ntawm qhov teeb meem no, feem ntau coj txoj kev yog muab lactic acid (5%) mus rau hauv lub glazing txheej thiab sib tov tusyees yuav glazing.

02 Txheej Khoom

Feem ntau, txheej viscosity, nto nro thiab volatility yuav cuam tshuam qhov zoo ntawm luam ntawv.Los ntawm qhov pom ntawm viscosity ntawm txheej txheej, nws tus nqi viscosity loj lossis me tuaj yeem ua rau qhov tsis sib xws ntawm cov txheej txheem luam ntawv, yog li cuam tshuam rau qhov zoo ntawm glazing.Vim yog qhov yuav tsum tau ua cov txheej txheem ntawm cov ntawv luam tawm feem ntau sib txawv, yog li tus nqi viscosity kuj txawv, uas yuav tsum tau los ntawm txheej txheej, ziab thiab nias thiab lwm yam txheej txheem ntawm viscosity hloov los txiav txim siab tus nqi viscosity ntawm txheej, txhawm rau kom ntseeg tau tias cov txheej txheem ntawm cov viscosity hloov pauv. adaptability ntawm cov txheej txheem sib txawv ntawm tus nqi viscosity ntawm glazing.Los ntawm qhov pom ntawm qhov nro ntawm cov txheej txheej, vim yog cov txheej txheem sib txawv, tus nqi nro saum npoo tsis zoo ib yam, yog li qhov ntub dej, immersion, adhesion thiab txheej siab tom qab cov nyhuv zaj duab xis tsis zoo ib yam.Qhov loj ntawm txheej txheej nro thiab luam ntawv nto wetting nyuaj yog inversely proportional, qhov me me ntawm qhov nro, txheej txheej txheej tsim los ntawm cov yeeb yaj kiab saum npoo zoo ib yam thiab du, ntawm qhov tsis sib xws, yog tias txheej txheej nruj dua li luam ntawv number case zaj duab xis nto nro. , ces coated tom qab luam ntawv nto yuav tsis tsuas shrinkage, tab sis kuj nyob rau hauv lub zos tsim ntawm trachoma.

Los ntawm cov volatile hnyav ntawm txheej, vim yog cov txheej txheem sib txawv, yog li cov kuab tshuaj ntawm txheej txheej, kev faib ua feem thiab txheej thiab ziab volatilization tus nqi tsis zoo ib yam.Tshwj xeeb tshaj yog tus nqi ntawm cov kuab tshuaj volatilization, ntxiv rau nws tus kheej qhov xwm txheej muaj kev sib raug zoo, tab sis kuj nrog cov av noo thiab nws cov ndlwg, ib puag ncig kub thiab qhov loj ntawm huab cua tiv thaiv nto thiab ntau lwm yam.Cov kuab tshuaj volatilization ceev heev yuav txo cov txheej txheej, thiab tshwm sim striations, trachoma thiab lwm yam tsis xws luag, thiab txawm ua rau ya raws condensation, glazing zaj duab xis tom qab ziab yuav tshwm dub lossis txawm tawg tshwm sim;Txheej volatilization tus nqi qeeb dhau los cuam tshuam rau txheej ziab, thiab conjunctiva hardening yog thaiv thiab tsis muaj kuab paug tsis kam.Nyob rau hauv kev pom ntawm qhov tsis txaus siab saum toj no, cov txheej txheem txheej yuav tsum raug txo kom tsawg thiab qhov ci ci yuav tsum tau nce ntxiv.Los ntawm kev soj ntsuam saum toj no, kev xaiv ntawm cov ntawv luam tawm glazing txheej, yuav tsum ua raws li kev tshawb fawb thiab kev ua haujlwm, kev lag luam thiab cov qauv tsim nyog, thiab ua ke nrog cov ntawv luam tawm ntawm nws tus kheej glazing haum, txheej kev ua tau zoo, thev naus laus zis, ziab tus nqi thiab txheej txheej thiab lwm yam. yam, scientific thiab tsim nyog xaiv ntawm cov luam ntawv txheej txheej

03 Txheej Txheej

Nyob rau hauv lub nam ntawm txheej txheej txheej, cov yam tseem ceeb cuam tshuam rau qhov zoo ntawm kev luam ntawv yog tsuas yog txheej kom muaj nuj nqis, ziab tej yam kev mob thiab txheej txheej.

Nyob rau hauv cov nqe lus ntawm txheej kom muaj nuj nqis, qhov luaj li cas ntawm qhov sib txawv ntawm cov txheej txheem rau cov menyuam thiab ntsuas cov menyuam yog tsuas yog siv los kho qhov loj ntawm cov txheej ntau.Txawm hais tias qhov sib txawv ntawm "ob lub rollers" yog qhov tsim nyog lossis tsis muaj qhov cuam tshuam ncaj qha rau qhov sib xws, gloss nto thiab smoothness ntawm txheej.Yog li ntawd, nyob rau hauv glazing, yuav tsum tau ua ke nrog qhov tseeb nqus cov khoom ntawm lub substrate los kho tus nqi thiab txiav txim qhov loj ntawm txheej.Los ntawm qhov pom ntawm kev ziab khaub ncaws thiab txheej txheej, lub sij hawm ziab thiab qhov yuav tsum tau muaj qhov kub thiab txias tsim cov txheej txheem ziab, thiab kev txiav txim siab ntawm cov txheej txheem ziab yuav tsum tau txiav txim siab los ntawm hom txheej txheej, txheej txheej, txheej txheej kom muaj nuj nqis thiab cov khoom ntawm cov khoom luam tawm.Piv txwv li, nyob rau hauv lub hauv paus ntawm kev ua kom lub txheej yog tsim nyog, yog hais tias tus txheej txheem yog ceev, nws yuav ua rau kom lub sij hawm sib cuag ntawm lub substrate thiab txheej txheej, thiab qhov nqus ntawm txheej yuav raug txo, thiab tom qab ntawd txo qhov ci. ntawm txheej.

04 Cov khoom siv

Cov cuab yeej muaj kev cuam tshuam loj heev rau qhov zoo ntawm cov ntaub ntawv luam ntawv, thiab txawm tias ua rau qhov tshwm sim ntawm cov khoom siv luam ntawv ncaj qha, tsis yog tsuas yog pov tseg cov peev txheej, tshwj xeeb tshaj yog txhim kho cov nqi tsim khoom lag luam, tab sis kuj cuam tshuam rau cov txiaj ntsig kev lag luam ntawm kev lag luam.

Yog li ntawd, cov tuam txhab ntxiv rau kev siv cov cuab yeej siv los ntxiv dag zog rau kev cob qhia kev txawj ntse ntawm cov neeg ua haujlwm, txhim kho cov kws tshaj lij thiab qib kev ua haujlwm ntawm cov neeg ua haujlwm, tab sis kuj yuav tsum tau ua ke nrog cov lag luam tiag tiag xaiv cov khoom siv.Qhov no yog vim muaj cov ntaub ntawv sib txawv, cov khoom, cov txheej txheem thiab cov qib zoo sib txawv thiab kev tiv thaiv ib puag ncig, kev xaiv cov khoom siv tsis zoo ib yam.Xav txog cov ntsiab lus saum toj no los ntawm kev sib xyaw ua ke ntawm kev lag luam kev lag luam muaj zog, kev teeb tsa thiab cov khoom lag luam uas twb muaj lawm, thiab lwm yam. Qhov xwm txheej tiag tiag, txhawm rau kom ntseeg tau tias qhov zoo ntawm glazing ntau npaum li qhov ua tau raws li qhov chaw ntawm kev tshawb fawb thiab tsim nyog los qhia polishing cov khoom siv, txhawm rau txo cov nqi tsim khoom ntawm lub tuam txhab, thiab kom deb li deb tau nyob rau hauv cov txheej txheem ntawm cov khoom siv los tswj nws cov kev cuam tshuam rau qhov zoo ntawm cov ntawv luam tawm glazing, tshwj xeeb tshaj yog me me txuas tswj.