Teremuyo "bond pepala ” adatenga dzina lake chakumapeto kwa zaka za m'ma 1800 pomwe pepala lokhazikikali lidagwiritsidwa ntchito popanga ma bond aboma ndi zolemba zina zaboma. Masiku ano, mapepala a bond amagwiritsidwa ntchito kusindikiza zambiri kuposa mabungwe a boma, koma dzinali lidakalipo. Bond pepala likhoza kutchedwansopepala lopanda matabwa (UWF),mapepala abwino osatsekedwa, mumsika waku China timatchanso pepala la Offset.
Pepala la offset silikhala loyera nthawi zonse. Mtundu ndi kuwala kwa pepala kumadalira pakupanga bleaching kwa matabwa, pamene "kuwala" kumatanthawuza kuchuluka kwa kuwala komwe kumawonekera pansi pa mikhalidwe yowunikira. Choncho pali mitundu iwiri ya mapepala osakutidwa:
White Paper: Zofala kwambiri, zimakulitsa kuwerengeka kwa zolemba zakuda ndi zoyera.
Mapepala Achilengedwe: Amtundu wa kirimu, osapaka utoto pang'ono, ofatsa kapena achikhalidwe.
Malo omatira amapangitsa kuti pepala la offset likhale lolimba. Izi zimapangitsa pepala kukhala loyenera kusindikiza ndi laser kapena ink-jet printer, kulemba ndi cholembera, cholembera kasupe ndi zina kapena kusindikiza. Kuchuluka kwa pepala lolemera la offset stock, mapepalawo amakhala olimba kwambiri.
Mapepala a Offset ndizomwe zimagwiritsidwa ntchito pamakalata abizinesi. Chifukwa cha pamwamba pake, pepala la offset limakhala ndi mayamwidwe apamwamba a inki. Zotsatira zake, kutulutsa kwamtundu kumakhala kochepa kwambiri kuposa pamapepala osindikizira, mwachitsanzo. Mapepala a Offset ndi oyenera mapangidwe osavuta okhala ndi zithunzi zochepa.
Pepala la Offset nthawi zambiri limagwiritsidwa ntchito popanga zinthu zamaofesi, zithunzi zamitundu yonse, zithunzi, zolemba, zofunda zofewa (zovala zam'mbuyo), ndi zolembedwa zolembedwa, zomwe zimapereka mawonekedwe apamwamba amasamba amabuku amitundu yosiyanasiyana ndi mitundu. Komabe, sizoyenera zithunzi zamtundu wapamwamba.
Kusiyana kwakukulu kwa pepala la copier ndi pepala la offset ndiko kupanga. Pepala la Copier nthawi zambiri limakhala ndi mawonekedwe olakwika kuposa mapepala ochotsera, zomwe zikutanthauza kuti ulusi wamapepala amagawidwa mosiyanasiyana.
Mukayika inki papepala, monga momwe zimakhalira ndi offset printing, pepala ndilofunika kwambiri pa momwe inkiyo imayalira.
Magawo olimba a inki amawoneka ngati madontho. Mapepala a Offset amapangidwa bwino kuti azikhala ndi inki.
Nthawi yotumiza: Nov-17-2023