Lub hnab ntim khoom yuav nyab xeeb thiab rov ua dua tshiab
Txhua tus paub tias lub zog thiab dej tsis kam ntawm daim ntawv tsis zoo. Ntau yam khoom siv hauv dej xws li nqaij nruab deg tsis tuaj yeem ntim tau, thiab cov khoom siv hlau hnyav kuj nyuaj rau dais. Ua ntej tshaj plaws, ntoo yog cov khoom siv tseem ceeb rau ua ntawv. Lub ntiaj teb' cov hav zoov hav zoov yog qhov tsis tshua muaj neeg, uas yog qhov pov tseg loj tshaj plaws ntawm ib puag ncig cov peev txheej. Qhov thib ob, cov txheej txheem ua ntawv yuav ua rau muaj dej ntau ntau. Yog li ntawd, siv ntau lub hnab ntawv yog qhov pov tseg ntau tshaj plaws ntawm ib puag ncig cov peev txheej thiab cov pa phem tshaj plaws rau ib puag ncig.
Lub zog ntawm cov hnab paj rwb thiab ntaub linen zoo dua li cov hnab ntawv, thiab tuaj yeem siv tau ntau zaus, tab sis dej tsis kam tsis zoo. Qhov kom zoo dua ntawm cov hnab ntim khoom paj rwb thiab ntaub linen yog tias lawv tuaj yeem siv tau dua, tab sis kuv yuav ua li cas yog tias lub hnab ntaub qias neeg? Kev ntxuav nrog dej yog txoj hauv kev siv ntau tshaj plaws, tab sis kev ntxuav nrog dej ua rau cov dej tsis huv, thiab kev siv cov tshuaj uas muaj cov tshuaj phosphorus yuav ua rau cov av qias neeg. Tib lub sijhawm, kev ntxuav ib txwm nrog dej tsis tuaj yeem tua cov kab mob.
Khib ntawv
1. Rau cov khoom qhuav, nws raug nquahu kom siv cov khoom pov tseg hauv tebchaws lossis European pov tseg, thiab tswj kev tsim cov ntawv hauv paus raws li kev ntsuas ntawm A lossis B qib kraft cardboard paper. Cov txheej txheej tuaj yeem yog cov noodles lossis tsis yog, nyob ntawm seb cov qauv nyuaj thiab kev tshaj tawm tau luam tawm. Qhov hnyav ntawm daim ntawv tuaj yeem yog 135 ~ 150g/m2. Lub hnab ntawv 25 × 20 × 15cm tuaj yeem hnyav txog 8 ~ 15kg.
2. Rau cov khoom lag luam uas xav tau kom tiv taus qee qhov dej noo, cov ntawv pov tseg tag nrho kuj tuaj yeem siv tau. Tsuas yog los ntawm cov qauv saum toj no, ntxiv qee qhov dej ntub tus neeg sawv cev 0.5 ~ 1.0%, lub zog ntub tuaj yeem ncav cuag 10 ~ 15% ntawm lub zog qhuav.
3. Rau cov nqaij lossis lwm yam khoom ntub, cov khw yuav khoom kuj tuaj yeem ua cov ntawv pov tseg. Qhov no yuav tsum tau ntxiv ib puag ncig tus phooj ywg cov tshuaj tua kab rau cov pulp lossis txheej saum npoo thaum txheej txheem papermaking. Nws kuj tseem tuaj yeem txau cov dej-soluble lossis degradable cob ob zaug ntawm daim ntawv kraft ntawv los xij nrog lub zog zoo.
4. Ntau lub tuam txhab tsim khoom hauv Suav teb loj tau tsim cov ntawv pov tseg tag nrho cov ntawv pov tseg. Ntawd yog hais, thaum ua ntawv, dej-soluble cov xov paj tau ntxiv ntawm ob txheej ntawm cov slurry raws li txoj hauv kev tig. Hom ntawv no tuaj yeem ncav cuag lub zog ntawm plaub txheej kraft ntawv thiab tuaj yeem hloov pauv cov hnab ntim cov ntawv zoo tib yam. Ib yam nkaus, ib txheej ntawv tuaj yeem siv rau ntawm lub hnab ntim khoom.
5. Cov khoom no muaj kev nyab xeeb thiab ib puag ncig zoo.
