Daim ntawv kraft yog daim ntawv lossis cov ntawv ua los ntawm cov tshuaj lom neeg pulp tsim los ntawm kev siv cov txheej txheem ntawv kraft. Vim yog cov txheej txheem ntawv kraft, daim ntawv kraft thawj muaj zog, tsis kam dej, tsis kam kua muag, thiab xim av daj.
Cov tawv ntoo ua los ntawm tawv nyuj muaj xim tsaus dua li lwm cov tawv ntoo, tab sis tuaj yeem ua kom dawb heev. Cov tawv ntoo ua los ntawm tawv nyuj uas dawb tag nrho yog siv los ua cov ntawv zoo, qhov twg lub zog, kev dawb, thiab kev tiv thaiv daj yog qhov tseem ceeb.
Qhov sib txawv ntawm daim ntawv kraft thiab daim ntawv ib txwm muaj:
Tej zaum yuav muaj ib txhia neeg hais tias, nws tsuas yog ntawv xwb, nws muaj dab tsi tshwj xeeb? Hais yooj yim xwb, ntawv kraft ruaj khov dua.
Vim yog cov txheej txheem ntawv kraft uas tau hais ua ntej, ntau ntoo raug tev tawm ntawm daim ntawv kraft pulp, tawm ntau cov fibers, yog li ua rau daim ntawv tiv taus kua muag thiab ruaj khov.
Daim ntawv kraft xim tseem ceeb feem ntau muaj qhov ntxeem tau ntau dua li daim ntawv ib txwm muaj, uas ua rau nws cov nyhuv luam ntawv tsis zoo me ntsis, tab sis nws tsim nyog rau kev cuam tshuam ntawm qee cov txheej txheem tshwj xeeb, xws li embossing lossis kub stamping.
Lub sijhawm tshaj tawm: Lub Ob Hlis-23-2024