Lub ntsiab tsis xws luag uas yuav tshwm sim nyob rau hauv gravure printing yog raws li nram no:
Dot Skipping: Qhov no yog hais txog cov dots me lossis cov chaw tsis tau luam tawm kom raug thaum lub sijhawm luam ntawv, ua rau muaj qhov khoob ntawm cov khoom luam tawm.
Dot Gain: Dot nce yog hais txog kev nthuav tawm lossis loj ntawm cov ntawv luam tawm, ua rau poob ntawm cov duab nthuav dav. Nws tuaj yeem ua rau cov duab tsis meej lossis distorted.
Kab Defects: Cov kab mob no tuaj yeem suav nrog cov kab tawg, cov qauv cuam tshuam, lossis cov kab tsis sib txuas, feem ntau tshwm sim los ntawm kev luam ntawv tsis sib xws.
Xim tsis sib xws: Cov xim tsis sib xws tuaj yeem cuam tshuam los ntawm ntau yam, xws li kev faib cov cwj mem tsis sib xws, tsis txaus lossis tsis sib xws, thiab lwm yam.
Ink Buildup thiab Overflow: Ntau tus number case buildup lossis overflow ntawm cov ntaub ntawv luam tawm tuaj yeem ua rau muaj qhov tsis zoo lossis tsis sib xws.
Feathering: Feathering yog hais txog qhov muag plooj, fuzzy, lossis tsis meej ntawm cov qauv lossis cov ntawv ntawm cov khoom luam tawm.
Peeling thiab Adhesion Teeb meem: Nto tev lossis adhesion teeb meem tuaj yeem tshwm sim ntawm cov khoom luam tawm, feem ntau vim yog cov ntaub ntawv tsis tsim nyog lossis teeb meem nplaum.
Shrinkage thiab Wrinkles: Shrinkage los yog wrinkles yuav tshwm sim thaum lub sij hawm luam ntawv los yog tom qab ua tiav, feem ntau yog tshwm sim los ntawm cov khoom teeb meem los yog kev tuav tsis raug.
Plua plav thiab impurities: Plua plav, impurities, lossis stains tuaj yeem nkag mus rau hauv cov ntaub ntawv luam tawm thaum lub sijhawm luam ntawv, ua rau kev luam ntawv tsis zoo.
Gravure Plate Wear: Gravure plates uas tau siv rau lub sijhawm ntev tuaj yeem hnav, ua rau muaj qhov tsis sib xws lossis cov cim ntawm cov khoom luam tawm.
Cov teeb meem no tuaj yeem cuam tshuam rau qhov zoo li, qhov zoo, thiab kev ua haujlwm ntawm cov ntaub ntawv luam tawm. Txhawm rau zam cov teeb meem no, cov chaw luam ntawv gravure feem ntau siv cov kev tswj xyuas zoo, suav nrog kev tshuaj xyuas thiab tu cov cuab yeej luam ntawv, kev siv cov ntaub ntawv luam ntawv zoo thiab inks, thiab kev cob qhia cov neeg ua haujlwm kom paub meej tias cov ntaub ntawv luam tawm tau raws li cov qauv kev xav tau. zoo.