Keeb kwm thiab kev tsim khoom ntawm Kraft Daim Ntawv
Kraft daim ntawv yog cov khoom ntim khoom siv feem ntau, muaj npe tom qab kraft ntawv pulping txheej txheem.Cov khoom siv tes ua ntawm kraft ntawv yog tsim los ntawm Carl F. Dahl hauv Danzig, Prussia, Lub teb chaws Yelemees xyoo 1879. Nws lub npe los ntawm German: Kraft txhais tau hais tias lub zog lossis qhov tseem ceeb.
Cov ntsiab lus tseem ceeb rau kev tsim cowhide pulp yog ntoo fiber ntau, dej, tshuaj, thiab cua sov.Cowhide pulp yog tsim los ntawm kev sib xyaw cov ntoo fibers nrog kev daws ntawm caustic soda thiab sodium sulfide thiab steaming lawv nyob rau hauv ib lub steamer.
Pulp tau dhau los ua cov txheej txheem tsim khoom thiab cov txheej txheem tswj xws li impregnation, ua noj, pulp bleaching, ntaus, sizing, whitening, purification, ntsuam xyuas, shaping, dehydration thiab nias, ziab, calendering, thiab coiling kom kawg tsim kraft ntawv.
Kev siv ntawm kraft ntawv hauv ntim
Niaj hnub no, kraft ntawv yog tsuas yog siv rau corrugated cardboard thawv, nrog rau cov ntaub ntawv uas tsis muaj kev phom sij uas siv rau hauv cov hnab ntawv xws li cov cement, zaub mov, tshuaj, khoom siv, thiab hnab hmoov.
Vim lub durability thiab practicality ntawm kraft ntawv, corrugated cardboard thawv yog nrov heev nyob rau hauv lub express logistics kev lag luam.Cartons tuaj yeem tiv thaiv cov khoom zoo thiab tiv taus kev thauj mus los hnyav.Tsis tas li ntawd, tus nqi thiab tus nqi yog nyob rau hauv txoj kab nrog kev txhim kho kev lag luam.
Kraft daim ntawv thawv kuj tseem siv tau los ntawm cov lag luam kom ua tiav cov hom phiaj kev txhim kho kom ruaj khov, thiab kev ntsuas ib puag ncig tau pom meej meej los ntawm rustic thiab primitive tsos ntawm xim av kraft ntawv.Kraft daim ntawv muaj ntau yam kev siv thiab tuaj yeem muab ntau yam kev ntim khoom tshiab hauv kev lag luam ntim niaj hnub no.
Post lub sij hawm: Mar-01-2024