Cov khoom siv pulp feem ntau yog tsim los ntawm kev siv cov ntawv pov tseg uas peb tsis xav tau raws li cov ntaub ntawv raw, tom qab ntawd pulping los ntawm lub sijhawm thiab ntxiv qee cov ntaub ntawv pulping los ntawm lub sijhawm, thiab tom qab ntawd los ntawm kev teb molding, ziab, thiab shaping txheej txheem. Hom ntawv tus phooj ywg ib puag ncig thiab cov khoom yas. Yog li dab tsi yog cov yam ntxwv ntawm daim ntawv - cov khoom yas?
Dab tsi yog cov yam ntxwv ntawm cov khoom yas ntawv:
1. Ntau yam kev qhia tshwj xeeb thiab cov duab tsis yooj yim tuaj yeem tsim los ntawm cov pwm, kom nws tuaj yeem hloov kho raws li cov kev xav tau ntim ntawm ntau cov duab ntawm cov khoom, pab txhawb kev sib cais thiab qhov chaw, thiab tiv thaiv kev sib tsoo.
2. Cov ntawv yog lub teeb thiab mos, thiab tag nrho cov qauv muaj lub zog tsim nyog thiab rigidity, uas ua rau nws muaj kev tiv thaiv zoo thiab cushioning zog.
3. Nws muaj qhov zoo tshaj plaws qhov cua thiab nqus dej noo, uas yog qhov zoo rau kev khaws cov khoom noj. Ntev npaum li qhov tsim nyog ntawm tus neeg saib xyuas dej tsis zoo ntxiv rau cov slurry, ntawv- cov khoom yas tuaj yeem ua tiav cov dej tsis zoo; Piv txwv li, cov tais qe thiab cov txiv hmab txiv ntoo tuaj yeem ntim nrog dej tsis siab tshaj 35℃hauv 24 teev yam tsis muaj dej cim ntawm sab nraub qaum; tab sis feem ntau Lub ntim ntim ntawm cov khoom lag luam tsis tas yuav tsum muaj qhov kev ua tau zoo, vim tias cov dej tsis muaj dej yuav tsum yog qhov yuav tsum tau muaj rau kev khaws cia, kev thauj mus los, thiab kev ntim khoom sab nraud.
4. Raws li kev xav tau, cov khoom lag luam pwm tuaj yeem ua cov nplaim hluav taws- retardant, tiv thaiv - zoo li qub, tsis muaj dej tsis zoo, laminating, luam ntawv, thiab siv rau cov khoom ntim khoom lag luam.
5. Nyob rau hauv cov nqe lus ntawm kev tiv thaiv ntim, pulp molded qhov chaw muaj ntau yam zoo dua EPS, EPE, EPP cushioning qhov chaw: cov ntaub ntawv raw ntawm molded pulp ntim cov khoom yog cov ntaub ntawv pov tseg thiab ntau yam fiber ntau cov ntaub ntawv, uas yog dav siv thiab yooj yim mus sau, thiab yuav tsis yuam kev. Ib puag ncig thiab rov ua dua tshiab tsim cov teeb meem uas tsim nyog rau kev xa tawm cov khoom. Txawm li cas los xij, foamed plastics yog muab los ntawm cov khoom siv roj av, thiab cov peev txheej depletion thiab nqi teeb meem yuav dhau los ua qhov hnyav dua.
6. Cov khoom siv raw yog dav thiab siv tau los ua cov khoom pov tseg. Cov txiaj ntsig kev sib raug zoo yog pom tseeb. Cov khoom siv rov ua dua tshiab yog siab. Txawm tias cov khoom pov tseg hauv kev tsim khoom lossis cov khoom tiav tom qab siv, lawv tuaj yeem siv los ua cov khoom siv raw rau re- ntau lawm.
Cov ntsiab lus saum toj no yog kev qhia txog cov yam ntxwv ntawm daim ntawv - cov khoom yas. Daim ntawv- cov khoom yas tuaj yeem muab faib ua peb pawg: cov tais ntawv rau kev lag luam, cov tais ntawv rau kev ua liaj ua teb, thiab cov tais ntawv rau zaub mov. Daim ntawv- cov khoom siv yas muaj ntau yam kev siv, thiab cov khoom siv tam sim no siv ua npuas ncauj li hauv ob sab phlu tuaj yeem hloov pauv los ntawm pulp- cov khoom pwm. Pulp molded cov khoom tuaj yeem muab tso rau hauv pawg, uas nyob 1/2 ~ 2/5 qhov chaw cia tsawg dua li cov yas foamed, thiab cov nqi thauj khoom thiab cov nqi khaws cia tsawg dua.
