Gravure Printing yog ib hom Engraving Gravure

Gravure printing yog ib hom engraving gravure, uas yog thawj zaug invented nyob rau hauv ltalis nyob rau hauv 1452.Gravure printing yog ib tug ncaj printing txoj kev, uas ncaj qha imprints tus number case uas muaj nyob rau hauv lub gravure pit mus rau lub substrate. qhov loj thiab qhov tob ntawm lub qhov tob.Yog lub qhov tob tob, muaj ntau tus number case, thiab cov number case txheej sab laug ntawm lub substrate tom qab lub imprinting yog ntiav.Cov number case cov ntsiab lus yog tsawg, thiab cov embossing yog thinner.The printing phaj ntawm intaglio printing yog tsim los ntawm cov pits sib xws rau cov thawj kos duab kev vam meej thiab nto ntawm lub phaj luam ntawv.Thaum luam ntawv, tus number case tau ntim rau hauv lub qhov, thiab tus number case ntawm lub phaj luam ntawv nto yog svraped tawm nrog tus kws kho mob hniav.Muaj qee yam siab. kev sib cuag ntawm lub phaj luam ntawv thiab lub substrate, thiab tus number case nyob rau hauv lub qhov yog pauv mus rau lub substrate kom tiav printing.Tag nrho cov hnab yas koj pom nyob rau hauv lub tsev muag khoom yog luam nyob rau hauv lub sab hauv ntawm cov zaj duab xis, tsis nyob rau sab nraum.Gravur e luam ntawv yog tsuas yog siv rau kev hloov pauv ntim luam ntawv.Nrog rau kev txhim kho hauv tsev gravure tshuab luam ntawv, nws kuj tau siv dav hauv cov ntawv ntim, ntoo lis kho kom zoo nkauj, cov ntaub ntawv tawv thiab ntim tshuaj.