Raws li cov ntawv zoo tshaj plaws rau kev luam ntawv thiab ntim khoom, kraft cardboard muaj qhov zoo ntawm lub zog siab, siab tawg tsis kam, qib zaub mov, thiab rov ua dua tshiab, thiab tau txais kev nyiam los ntawm kev lag luam. Txawm li cas los xij, muaj ntau yam kev ceev faj rau kev khaws cia thiab siv cov ntawv kraft.
Kraft daim ntawv yog ntoo pulp fiber ntawv, uas yog absorbent heev. Yog tias koj tsis xyuam xim rau txoj kev khaws cia ntawm kraft cardboard, nws yuav ua rau kraft cardboard deformed, wrinkled, moldy, faded, thiab tawg, uas yuav ua rau peb tsis tsim nyog poob thiab kev tsis sib haum xeeb.
Yog li, dab tsi yog kev ceev faj rau kraft ntawv cia?
Ua ntej ntawm tag nrho cov, qhov chaw cia ntawm kraft cardboard yuav tsum tau qhuav, huv si, thiab ventilated. Ib qho chaw ntub dej tuaj yeem ua rau daim ntawv kraft nqus dej ntau dhau thiab ua kom khoov thiab pwm. Daim ntawv no tsis tuaj yeem siv rau kev luam ntawv, uas yuav cuam tshuam rau peb cov khoom ntim khoom zoo.
Qhov thib ob, lub hnub ci ntawm daim ntawv kraft yuav sai sai evaporate cov dej noo hauv daim ntawv kraft, ua rau dej poob. Cov kraft cardboard kuj yuav deformed, thiab txawm tias dawb kraft cardboard yuav tig daj thiab ploj, ua nkig thiab yooj yim tawg, thiab ua tsis tsim nyog daim ntawv.
Thaum kawg, tsis txhob muab cov kraft cardboard nrog cov khoom uas muaj cov dej noo siab, roj, thiab cov khoom sib txuas, kom tsis txhob muaj lwm yam khoom sib kis ntawm cov ntawv kraft thiab cuam tshuam rau cov ntawv zoo.
Yog li ntawd, kev khaws cia ntawm kraft cardboard yog ib qho tseem ceeb heev, tshwj xeeb tshaj yog nyob rau hauv lub hnub los nag, thiab dej-pov thawj thiab hluav taws-pov thawj yuav tsum tau ua thaum lub caij qhuav. Rau kev khaws cia ntawm cov ntawv kraft, cov kev cai cia yuav tsum yog tus qauv, kev khaws cia ntawm cov ntawv kraft yuav tsum tau kuaj xyuas tsis tu ncua, thiab cov kev phom sij zais yuav tsum raug tshawb pom thiab tshem tawm hauv lub sijhawm.