Kusindikiza kwa offset ndi kusindikiza kwa silika ndi njira ziwiri zodziwika bwino zosindikizira zomwe zimagwiritsidwa ntchito pamalo osiyanasiyana, kuphatikizapo mapaipi. Ngakhale kuti amagwira ntchito yofanana yosamutsa mapangidwe kupita ku mapaipi, pali kusiyana kwakukulu pakati pa njira ziwirizi.
Kusindikiza kwa offset, komwe kumadziwikanso kuti lithography kapena offset lithography, ndi njira yosindikizira yomwe imaphatikizapo kusamutsa inki kuchokera pa mbale yosindikizira kupita pa bulangeti la rabara, kenako n’kuipinda pamwamba pa payipi. Njirayi imaphatikizapo masitepe angapo, kuphatikizapo kukonzekera zojambulazo, kupanga mbale yosindikizira, kuika inki pa mbale, ndi kusamutsa chithunzicho kupita ku payipi.
Chimodzi mwa ubwino waukulu wa kusindikiza kwa offset ndi kuthekera kwake kupanga zithunzi zapamwamba, zatsatanetsatane, komanso zakuthwa pa mapayipi. Izi zimapangitsa kuti ikhale chisankho chodziwika bwino chosindikiza molondola monga ma logo, zolemba, kapena mapangidwe ovuta. Kuphatikiza apo, kusindikiza kwa offset kumalola mitundu yosiyanasiyana ndi zotsatira za mthunzi, zomwe zimapangitsa mapayipi osindikizidwa kukhala owoneka bwino komanso okongola.
Ubwino wina wa kusindikiza kwa offset ndikuti kumatha kuyika zinthu zosiyanasiyana zamapayipi, kuphatikizapo rabara, PVC, kapena silicone. Izi zimapangitsa kuti ikhale njira yosindikizira yogwiritsidwa ntchito m'njira zosiyanasiyana yoyenera kugwiritsa ntchito mapaipi osiyanasiyana.
Komabe, kusindikiza kwa offset kulinso ndi zoletsa zake. Kumafuna zida zapadera, kuphatikizapo makina osindikizira ndi mbale zosindikizira, zomwe zingakhale zodula kuziyika ndi kuzisamalira. Kuphatikiza apo, nthawi yokhazikitsa kusindikiza kwa offset ndi yayitali poyerekeza ndi njira zina zosindikizira. Chifukwa chake, nthawi zambiri zimakhala zotsika mtengo kwambiri popanga zinthu zazikulu m'malo mosindikiza pang'ono kapena mwamakonda.
Kusindikiza silika, komwe kumadziwikanso kuti kusindikiza pazenera kapena serigraphy, kumaphatikizapo kukankhira inki kudzera pa nsalu yotchinga yoboola, pamwamba pa payipi. Kapangidwe ka kusindikiza kamapangidwa pogwiritsa ntchito stencil, yomwe imatseka madera ena a chophimba, zomwe zimathandiza kuti inki idutse m'malo otseguka kupita ku payipi.
Kusindikiza silika kumapereka zabwino zingapo poyerekeza ndi kusindikiza kwa offset. Choyamba, ndi njira yotsika mtengo kwambiri pantchito zosindikiza zazing'ono kapena zapadera. Nthawi yokhazikitsa ndi mtengo wake ndizochepa, zomwe zimapangitsa kuti ikhale yoyenera kusindikiza nthawi iliyonse yomwe mukufuna kapena nthawi yochepa yopangira.
Kachiwiri, kusindikiza silika kumatha kupangitsa kuti inki ikhale yokhuthala pamwamba pa payipi, zomwe zimapangitsa kuti ikhale yowoneka bwino komanso yowala. Izi zimapangitsa kuti ikhale yoyenera kugwiritsa ntchito zomwe zimafuna zilembo zolimba komanso zosawoneka bwino, monga zilembo zamafakitale kapena zizindikiro zachitetezo.
Kuphatikiza apo, kusindikiza silika kumalola mitundu yosiyanasiyana ya inki, kuphatikizapo inki zapadera monga inki zosagwira UV, inki zachitsulo, kapena inki zowala mumdima. Izi zimakulitsa mwayi wopanga kusindikiza mapaipi, kukwaniritsa zofunikira zinazake kapena kuwonjezera mphamvu yowoneka bwino ya mapaipi osindikizidwa.
Komabe, kusindikiza silika kuli ndi zoletsa zina. Sikoyenera kukwaniritsa zinthu zazing'ono kwambiri kapena mapangidwe ovuta omwe amafunikira kulondola kwambiri. Kulimba ndi kuthwa kwa kusindikiza silika nthawi zambiri kumakhala kotsika poyerekeza ndi kusindikiza kwa offset. Kuphatikiza apo, kulondola kwa utoto ndi kusasinthasintha kumatha kusokonekera pang'ono chifukwa cha momwe ntchitoyi imachitikira pamanja.
Mwachidule, kusindikiza kwa offset ndi kusindikiza kwa silika ndi njira zodziwika bwino zosindikizira mapayipi. Kusindikiza kwa offset kumapereka zotsatira zabwino komanso zolondola, zoyenera mapangidwe ovuta komanso kupanga zinthu zambiri. Kumbali ina, kusindikiza kwa silika ndikotsika mtengo, kosinthasintha, ndipo kumalola kusindikiza kolimba mtima, kosawoneka bwino komanso inki yapadera. Kusankha pakati pa njira ziwirizi kumadalira zofunikira zenizeni, bajeti, ndi zotsatira zomwe mukufuna pa ntchito yosindikiza.
Nthawi yotumizira: Novembala-24-2023
