Qhov sib txawv ntawm daim ntawv dawb thiab daim ntawv dawb lub thawv ncuav mog qab zib

Daim ntawv dawb yog ib hom ntawv nrog lub ntsej muag dawb thiab du thiab keeb kwm yav dhau grey tom qablub thawv chocolate. Hom ntawv no feem ntau yog siv rau kev luam ntawv xim ib sab los ua cov thawv rau ntim khoom. Qhov loj ntawm daim ntawv dawb yog 787mm * 1092mm, lossis lwm yam lus qhia lossis ntawv yob tuaj yeem tsim raws li daim ntawv cog lus xaj. Vim tias cov qauv fiber ntawm daim ntawv dawb yog qhov sib xws, cov txheej saum npoo muaj cov khoom siv filler thiab roj hmab, thiab qhov saum npoo yog coated nrog qee qhov xim, thiab tau ua tiav los ntawm ntau tus menyuam calendering, yog li cov qauv ntawm lub rooj tsavxwm yog qhov nruj, thiab qhov tuab yog qhov sib xws. Txhua rooj plaub yog dawb dua thiab du dua, nrog rau kev nqus cov kua mem ntau dua, tsawg dua plua plav thiab plaub hau poob ntawm qhov chaw, cov ntawv zoo dua thiab kev tiv thaiv folding zoo dua, tab sis nws cov dej ntsiab lus siab dua, feem ntau ntawm 10%, muaj qee qib ntawm kev ywj pheej, uas yuav muaj qee qhov cuam tshuam rau kev luam ntawv. Qhov sib txawv ntawm daim ntawv dawb thiab daim ntawv coated, offset ntawv, thiab ntawv letterpress yog tias daim ntawv yog hnyav thiab daim ntawv yog qhov tuab.ntawv-khoom plig-ntim

Daim ntawv dawb yog ua los ntawm cov pulp sab saud thiab txhua txheej ntawm cov pulp hauv qab ntawm lub tshuab ntawv ntau lub nruas ntau lub tshuab ziab ntawv lossis lub tshuab sib xyaw oval net. Cov pulp feem ntau muab faib ua cov pulp saum npoo (txheej saum npoo), txheej thib ob, txheej thib peb, thiab txheej thib plaub. Qhov sib piv ntawm cov fiber ntawm txhua txheej ntawm cov ntawv pulp yog txawv, thiab qhov sib piv ntawm cov fiber ntawm txhua txheej ntawm cov pulp nyob ntawm cov txheej txheem ua ntawv. Zoo sib txawv. Txheej thawj yog cov pulp saum npoo, uas xav tau qhov dawb siab thiab qee lub zog. Feem ntau, bleached kraft ntoo pulp lossis ib nrab bleached tshuaj straw pulp thiab ntawv dawb ntug pov tseg ntawv pulp siv; txheej thib ob yog txheej hauv ob sab phlu, uas ua haujlwm ua qhov chaw cais tawm Lub luag haujlwm ntawm txheej tseem ceeb thiab txheej tseem ceeb kuj xav tau qee qib ntawm qhov dawb, feem ntau nrog 100% mechanical ntoo pulp lossis lub teeb xim pov tseg ntawv pulp; txheej thib peb yog txheej tseem ceeb, uas feem ntau ua haujlwm ua qhov sau kom nce qhov tuab ntawm daim ntawv thiab txhim kho qhov tawv. Cov ntawv pov tseg sib xyaw lossis straw pulp siv. Txheej no yog qhov tuab tshaj plaws, thiab daim ntawv nrog qhov hnyav siab feem ntau siv los dai pulp ntau zaus hauv ntau qhov mesh; Txheej tom ntej yog txheej hauv qab, uas muaj cov haujlwm ntawm kev txhim kho qhov zoo li ntawm daim ntawv, ua kom nws lub zog nce ntxiv, thiab tiv thaiv kev nkhaus. Cov pulp uas muaj txiaj ntsig zoo lossis cov ntawv pov tseg zoo dua yog siv ua cov khoom siv raw rau kev ua ntawv. Qhov chaw hauv qab ntawm daim ntawv feem ntau yog xim grey, thiab lwm yam xim hauv qab kuj tuaj yeem tsim tau raws li qhov xav tau.lub thawv hniav nyiaj hniav kub

Daim ntawv dawb yog siv rau kev luam daim npav ua lag luam, daim npog, daim ntawv pov thawj, daim ntawv caw thiab cov ntim khoom. Daim ntawv dawb yog daim ntawv tiaj tiaj, thiab nws qhov loj me tseem ceeb yog: 880mm * 1230mm, 787mm * 1032mm. Raws li qib zoo, daim ntawv dawb muab faib ua peb qib: a, B, thiab C. Daim ntawv dawb yog tuab dua thiab khov dua, nrog qhov hnyav loj dua, thiab nws qhov hnyav muaj ntau yam kev qhia xws li 200 g / m2, 220 g / m2, 250 g / m2, 270 g / m2, 300 g / m2, 400 g / m2 thiab lwm yam. Qhov nruj ntawm daim ntawv dawb feem ntau tsis tsawg dua 0.80 g / m3, thiab qhov yuav tsum tau dawb yog siab dua. Qhov dawb ntawm qib a, B, thiab C tsis tsawg dua 92.0%, 87.0%, thiab 82.0%, raws li. Yuav kom tiv thaiv kev ua luam dej, cov ntawv dawb yuav tsum muaj qib loj dua, thiab qib loj ntawm a, b, thiab c tsis tsawg dua 1.5 hli, 1.5 hli, thiab 1.0 hli raws li. Yuav kom tswj tau qhov du ntawm cov khoom ntawv, cov ntawv dawb yuav tsum tuab dua thiab khov dua, nrog rau qhov tawv dua thiab lub zog tawg. Muaj ntau yam kev cai rau qhov tawv ntawm cov ntawv dawb ntawm ntau qib thiab qhov hnyav. Qhov hnyav dua, qib siab dua, thiab qhov tawv dua. Qhov yuav tsum tau tawv ntau dua, qhov tawv ntev dav dav yuav tsum tsis pub tsawg dua 2.10-10.6mN • m, thiab qhov tawv hla yuav tsum tsis pub tsawg dua 1.06-5.30 mN • m.lub thawv chocolate