Qhov sib txawv ntawm UV number case thiab tus cwj mem tsis tu ncua

Yog tias koj tau txais lub iav silkscreen luam tawm, koj xav paub txog cov xim number case. Tab sis UV yog ib hom tsiaj sib txawv ntawm cov khoom uas peb loj hlob hauv cov tshuab luam ntawv.

1.Dab tsi tiag hauv UV Ink?

Xav txog UV number case ua kua yas uas ua nyuaj hauv lub teeb. Daim ntawv thov muaj qee qhov tseem ceeb:

Lub hauv paus (Prepolymer)

Nws ua lub luag haujlwm ntawm lub cev pob txha. Nws txiav txim siab seb koj cov ntawv sau xaus rau pob zeb nyuaj lossis hloov tau, txawm tias nws lo rau iav lossis tsuas yog flakes tawm, thiab ntev npaum li cas nws nyob hauv tshav ntuj.

Lub thinner (Monomers)
Lub hauv paus yog tuab heev los luam tawm ncaj nraim ntawm lub thoob. Monomers nyias nyias kom nws ntws zoo los ntawm cov ntxaij vab tshaus lossis cov menyuam. Tab sis ntawm no yog qhov ntse tshaj -lawv tsis cia li evaporate zoo li ib txwm nyias nyias. Thaum UV teeb hits, lawv dhau los ua ib feem ntawm cov yeeb yaj kiab.

Lub Trigger (Photoinitiators)
Qhov no yog cov khoom uas cuam tshuam rau UV teeb. Tsis muaj qhov tshwm sim, tsis muaj kev kho. Ci tag nrho cov UV koj xav tau-tsis muaj dab tsi tshwm sim. Lub trigger absorbs lub zog ntawd thiab ncaws tawm cov tshuaj tiv thaiv kab mob uas hloov cov kua ua kua.

Cov pab
Tom qab ntawd koj tau txais koj cov pigments rau xim, waxes rau scuff resistance, leveling agents kom nws tsis zoo li txiv kab ntxwv tev, thiab stabilizers kom nws tsis tig mus rau hauv Jell -O nyob rau hauv lub thawv ua ntej koj siv nws.

Yog li dab tsi yog qhov txawv ntawm UV thiab tsis tu ncua Ink?

Tsis tu ncua number case dries tus qub-fashioned txoj kev. Nws soaks rau hauv ntawv. Nws oxidizes. Cov kuab tshuaj evaporate rau saum huab cua. Tag nrho cov ntawd yuav siv sij hawm -qee zaus teev. Yog tias koj tau luam tawm ntawm daim ntawv glossy thiab saib nws smear teev tom qab, koj paub qhov mob.

UV number case tsis qhuav. Nws transforms.

Nws mus ntub dej, tsoo lub teeb UV, thiab nyob rau hauv ib nrab ntawm ob, nws yog cov khoom yas. Tsis tos. Tsis muaj cov kuab tshuaj evaporating. Tsis muaj dab tsi soaking nyob rau hauv.

Qhov no tseem ceeb tshaj plaws thaum koj luam tawm ntawm cov khoom uas tsis ntub dej number case -yas, hlau, cov khoom zoo nkauj ci ntsa iab. Nrog tus cwj mem tsis tu ncua ntawm cov ntaub ntawv no, koj rub cov nplooj ntawv sib nrug rau ib hnub sim kom tsis txhob smudge. Nrog UV, koj stack 'em thiab txav mus.

Tus ntes? UV raug nqi ntau dua. Cov khoom siv, tus cwj mem nws tus kheej - nws yog tus nqi kim dua. Tab sis rau txoj hauj lwm zoo, tshwj xeeb tshaj yog nyob rau hauv tsis yog - ntxeem tau nto, tsis muaj dab tsi ua hauj lwm.