Nyob rau hauv cov txheej txheem ntawm cov ntawv tais, txog 3.5-4.5KG dej yog muab tshem tawm rau txhua kilogram ntawm xyoob pulp ntawv tais khoom tom qab ib tug tho txawv txheej txheem. Yog li ntawd, ziab yog ib qho tseem ceeb hauv kev tsim cov ntawv tais. Tus nqi tsim khoom ntawm cov txheej txheem kom qhuav occupies ib tug loj feem nyob rau hauv zus tau tej cov ntawv tais. Ntxiv lub zog ziab ntawm daim ntawv tais yog ib txoj hauv kev tseem ceeb rau kev ntxiv cov tais ntawv.
Qhib lub tais ntawv tiaj tus
Daim ntawv ntub dej nrog cov ntawv fiber ntau yog cov khoom ntxeem tau nrog cov qauv capillary sab hauv. Cov dej noo muaj nyob nruab nrab ntawm sab nrauv ntawm fiber ntau thiab qhov pores ntawm fiber ntau capillary. Cov ntaub ntawv txhawb nqa cov khoom siv rau lub ntim ntim ntawm cov khoom feem ntau xav tau cov khoom siv cushioning zoo, thiab cov dej noo hauv nws tsis tuaj yeem raug tshem tawm los ntawm kev siv tshuab, tab sis yuav tsum tau muab tshem tawm los ntawm txoj kev tho txawv. Yog li ntawd, piv nrog cov txheej txheem kev ziab ntawm cov ntawv, lub zog ziab ntawm cov khoom siv molded yog qhov loj heev. Ntawm qhov tod tes, huab cua kub ua hauj lwm los ua ib qho chaw cua sov los muab lub zog rau kev hloov pauv ntawm cov dej noo, thiab ntawm qhov tod tes, nws ua raws li cov khoom siv dej noo kom tshem tawm cov dej noo uas tsis tu ncua.
Cov dej noo nyob rau hauv cov ntaub ntawv ntub dej yog nyob ntawm qhov dispersion sab hauv thiab sab nraud dispersion ntawm cov dej. Qhov li-hu ua internal dispersion yog hais txog cov txheej txheem tsiv teb tsaws ntawm cov dej hauv cov ntawv ntub dej ntawm sab hauv mus rau sab nraud; sab nraud dispersion yog hais txog cov dej noo tau nqa tawm ntawm sab nraud. Txoj kev taug kev. Qhov tsis sib xws ntawm qhov dryness ntawm daim ntawv txhawb nqa yog nyob ntawm cov dej ua haujlwm, qhov nrawm ntawm sab nraud dispersion thiab qhov sib npaug thiab kev sib haum xeeb ntawm ob, thiab cov txheej txheem tsim nyog yuav tsum tau kos ib ncig ntawm ob qho tib si saum toj no thiab lub cev qhuav dej ntawm cov khoom txhawb nqa ntawv.
Tom qab xyoob cov ntaub ntawv txhawb nqa khoom yog lub tshuab nqus tsev-adsorbed thiab molded, muaj peb txoj hauv kev rau dej kom muaj nyob rau hauv cov ntaub ntawv ntub dej: cov dej khi, dej adsorbed thiab dej dawb. Lub hom phiaj ntawm cov khoom lag luam yog kom tshem tawm cov dej dawb hauv nruab nrab, kom cov ntaub ntawv xyoob ntoo mus txog qhov sib npaug ntawm cov dej noo.
Lub tshuab ziab khaub ncaws ntawm daim ntawv tais yog tias thaum cov dej vapor siab rau ntawm qhov chaw ntawm daim ntawv ntub dej ntau dua qhov siab ntawm ib nrab ntawm cov dej vapor hauv qhov nruab nrab qhuav, cov dej noo ntawm qhov chaw ntub dej yuav txuas ntxiv vaporize thiab nkag mus rau hauv huab cua, thiab cov dej noo hauv cov ntaub ntub dej yuav txuas ntxiv mus rau nws qhov chaw. Qhov ceev ntawm vaporization thiab dispersion nws txawv nrog qhov kub thiab txias ntawm qhov nruab nrab, cov dej noo ntawm cov ntaub ntub dej, qhov tuab thiab qhov loj ntawm cov ntawv txhawb nqa, thiab lwm yam.
