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Tsev / Txoj moo / Ntsiab lus

Feb 18, 2022

Lub tshuab luam ntawv Screen Printing li cas tswj lub Printing Ink?

Yuav daws qhov teeb meem ntawm tus cwj mem tsis zoo li cas? Nws tuaj yeem yooj yim cia cov neeg ua haujlwm luam ntawv kov yeej qhov teeb meem ntawm cov number case kom qhuav hauv cov txheej txheem ntawm kev luam ntawv los yog tshuaj ntsuam luam ntawv. Yog li cas lub tshuab luam ntawv tshuaj ntsuam tswj cov ntawv luam ntawv li cas? Cov hauv qab no yog ib qho kev qhia rau koj los ntawm tus editor ntawm Yinyouyou:


1. Sim tsis txhob siv cov roj soybean-raws li tus cwj mem hauv cov txheej txheem luam ntawv, vim tias cov roj taum pauv yog cov roj semi- ziab (slow) roj, yog li nws tsis yooj yim kom qhuav thaum luam ntawv ntawm daim ntawv nrog ib qho ntom ntom.

2. Qhov kev daws teeb meem zoo tshaj plaws rau kev ziab yog kev tiv thaiv. Ua ntej luam ntawv, koj yuav tsum sib txuas lus kom meej nrog tus neeg muab tus cwj mem. Tus neeg muab tus cwj mem ntawm lub tshuab luam ntawv tshuaj ntsuam nkag siab txog lawv cov khoom zoo dua li tus tswv luam ntawv. Dab tsi ntawm cov ntaub ntawv luam tawm ua haujlwm li cas? Piv txwv li, daim ntawv teev npe lag luam, luam tawm ntawm daim ntawv. Txawm tias cov inks siv los luam tawm ntawm cov ntawv sib txawv tsis zoo ib yam. Piv txwv li, kev ziab ntawm tus number case ntawm cov ntawv xov xwm yog qhov txawv ntawm qhov ntawm daim ntawv zoo li no.

3. Qhov chaw luam ntawv yuav tsum tswj pH tus nqi ntawm cov kav dej hauv thaj tsam ntawm 4.0 txog 5.0. Qhov siab dua acidity (pH qis dua), qhov ua kom qhuav ntawm tus number case qeeb qeeb.

4. Kev sib xyaw ua kom qhuav ntxiv rau hauv cov kav dej tuaj yeem txhim kho kev ua kom qhuav ntawm tus number case. GrafOSiec yog ib qho piv txwv ntawm ib qho ntxiv desiccant, uas tuaj yeem ntxiv ntawm 1 feem pua ​​​​rau 3 feem pua.

5. Siv cov hmoov loj loj los pab cais cov ntawv luam tawm thiab cia cov pa oxygen nkag mus rau ntau dua thiab ua rau cov roj thiab cov resin.

6. Nug tus neeg muag khoom kom ua kom lub zog ntawm tus cwj mem kom nws tuaj yeem luam tawm nrog cov txheej nyias nyias uas tuaj yeem teeb tsa thiab ziab yooj yim dua.

7. Vim tias qhov kub ntawm lub tshuab luam ntawv lossis daim ntawv yuav qis dhau thiab yuav ncua sijhawm kom qhuav ntawm tus number case, pretreat daim ntawv ua ntej luam ntawv.

8. Thaum luam ntawv ib cheeb tsam loj, overprint nrog cov kua roj vanish uas muaj ib tug desiccant los yog siv ib tug ntshiab loj.

9. Siv tus nqi pom zoo ntawm desiccant rau tus cwj mem siv. Ntau dhau desiccant yuav plasticize tus number case, tiv thaiv nws los ntawm ziab.


Nyob rau hauv luv luv, los tswj kom qhuav ceev ntawm lub ncoo printing number case, qhov zoo tshaj plaws kev daws teeb meem yog mus cuag ib tug kev pom zoo nrog tus neeg muab number case txog dab tsi koj xav luam thiab hom number case uas lwm tus neeg yuav tsum tau muab. Tom qab xaiv tus cwj mem zoo, ua kom paub qhov chaw uas yuav tsum tau them sai sai rau ntawm cov ntsiab lus kom tiv thaiv micro- duplication. Tus nqi ntawm oxidation tuaj yeem nce ntxiv los ntawm kev sib xyaw cov roj ntau dua lossis alkyd hauv cov catalyst, lossis los ntawm kev siv cov khoom qhuav qhuav, xws li linseed lossis tung roj, es tsis txhob siv roj semi- qhuav, xws li roj taum. Qee qhov teeb meem ziab kom qhuav yog qhov tshwm sim ntawm cov khoom thauj tsis zoo, uas ua rau cov txheej txheem oxidation tsawg lossis tsis muaj cov catalysts.


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