Pulp molding khoom
Pulp molded cov khoom feem ntau siv cov ntawv pov tseg ua cov khoom siv hauv lub xyoo thaum ntxov, thiab siv cov cuab yeej tshwj xeeb thiab pwm los ua peb- qauv qauv los ntawm cov txheej txheem ntau los tsim cov khoom ntim thiab cov khoom ntawm ntau yam duab. Pulp molded cov khoom pib nrog cov pob khoom thauj siv rau kev ua liaj ua teb thiab cov khoom siv sab nraud xws li cov qe thiab cov txiv hmab txiv ntoo nyoos, thiab maj mam nthuav cov nplai ntawm kev siv thiab kev tshawb fawb. Niaj hnub no, cov ntaub ntawv zoo -cov ntaub ntawv zoo- cov khoom yas ua los ntawm reeds, straw husks, qab zib pas nrig, nplej straw, xyoob, ntoo, thiab lwm yam yog siv ntau thiab ntau lug. Muaj kev tiv thaiv ntim rau cov khoom lag luam, xws li cov khoom siv hluav taws xob, khoom siv hauv tsev, sab nrauv, iav thiab cov khoom siv ceramic. , Cov tshuab me me, thiab lwm yam. Kuj tseem muaj cov ntim khoom muag ntawm cov ntawv siab -cov ntawv zoo thiab cov khoom yas hauv cov neeg siv khoom-cov khoom tiv thaiv. Pulp molding feem ntau yog siv qis- nqi rov siv dua thiab rov ua dua tshiab fiber ntau-zoo li cov khoom siv ntuj tsim los ua cov khoom lag luam siab - tus nqi thiab ib puag ncig cov khoom ntim khoom. Nws zoo nkaus li txo cov pa phem ib puag ncig los ntawm kev siv cov yas foamed. Nyob rau tib lub sijhawm, nws tau qhib txoj kev tshiab thiab dav rau kev rov ua dua ntawm cov ntawv pov tseg.
Pulp Moulded Products Production Process
1. Pulping → pulping → pulping txheej txheem
Reeds, straw husks, qab zib, nplej straw, xyoob, ntoo, thiab cov ntaub ntawv siv tau ua raw khoom. Tom qab pulping, refining thiab lwm yam txheej txheem, lawv tau hloov mus rau hauv fibers thiab tshem tawm nyob rau hauv dej los tsim ib tug puree. Raws li cov yam ntxwv ntawm cov khoom kawg, nws tuaj yeem ua rau hauv cov txheej txheem ntawm pulping → pulping → pulping, tswj qhov ntev ntawm cov ntaub ntawv fiber ntau, cov ntsiab lus ntawm cov ntaub ntawv tseem ceeb, thiab koom nrog hauv kev ua haujlwm pabcuam xws li cov khoom siv ntxiv (brighteners, waterproofing agents, thiab lwm yam), dyes, thiab lwm yam. Qhov kawg muaj pes tsawg leeg tuaj yeem ua tau raws li qhov xav tau ntawm cov khoom siv ntxiv.
Cov khoom siv: pulper, slurry tank, slurry tank, thiab lwm yam.
2. Moulding txheej txheem
Cov txheej txheem molding ntawm pulp molded cov khoom yog tsuas yog los ntawm ntau txoj kev xws li lub tshuab nqus tsev txoj kev thiab grouting txoj kev, kom cov nqaij nyoos fiber ntau yog tsim rau hauv cov duab npaj los ntawm pwm; lub tshuab nqus tsev txoj kev yog txoj kev siv ntau tshaj plaws nrog lub zog siab tshaj plaws.
Zhongshan Pulp Moulding
Cov khoom siv: molding tshuab
3. Kev ziab kom qhuav
Cov txheej txheem ziab kom qhuav yog qhov tseem ceeb ntawm lub tshuab ziab khaub ncaws siv roj, roj, roj, hluav taws xob lossis chav dej, cov roj hloov hluav taws xob lossis lwm yam xov xwm raws li cov khoom siv hluav taws xob, ua kom cua sov, thiab dries cov khoom siv molded pulp molded hauv cov cua kub, thiab siv lub kiv cua kom tshem tawm cov khoom thiab evaporate. Moisture, kom ua tiav cov nyhuv sai thiab qhuav
Cov cuab yeej siv: Tshuab ziab khaub ncaws (cov txheej txheem cua sov: roj, roj, chav, hluav taws xob cua sov)
4. Shaping thiab trimming txheej txheem
Tom qab cov khoom siv pulp yog zoo li tus thiab qhuav, nws tau zoo li lub hauv paus, thiab tom qab ntawd lub phaj cua sov yog rhuab los ntawm hluav taws xob cua sov los yog lwm yam cua sov nruab nrab (xws li tshav kub hloov roj) ua rau lub pulp khoom pwm muaj kub siab (150 ~ 250 degree), siv cua siab los yog hydraulic siab, nias cov ntawv txhawb cov khoom nyob rau hauv high kub thiab siab siab kom nws cov tsos zoo zoo thiab zoo nkauj shocks.
Cov cuab yeej siv: shaping, trimming tshuab
5. Ntim
Tshawb xyuas, ntim, thiab khaws cov khoom uas thaum kawg tsim los ntawm cov txheej txheem ntau lawm. Raws li cov yam ntxwv ntawm cov khoom sib txawv, phau ntawv packing lossis active packing tshuab yuav siv tau rau suav thiab packing.
Cov cuab yeej siv: active packer
Pulp molded khoom muaj cov yam ntxwv hauv qab no
1. Nws tuaj yeem tsim cov khoom lag luam nrog ntau yam kev qhia tshwj xeeb thiab cov duab los ntawm cov pwm, kom nws tuaj yeem hloov kho raws li kev ntim khoom xav tau ntawm ntau yam duab ntawm cov khoom, pab txhawb kev thaiv thiab qhov chaw, thiab tiv thaiv pob.
2. Cov ntawv yog lub teeb thiab mos, thiab tag nrho cov qauv muaj lub zog tsim nyog thiab rigidity, uas ua rau nws zoo heev hauv kev tiv thaiv thiab cushioning.
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, cov ntawv molded khoom tuaj yeem tau txais 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, cov ntim ntim khoom lag luam tsis tas yuav muaj qhov ua haujlwm no, vim tias kev siv 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 molded tuaj yeem yog nplaim hluav taws -retardant, anti-static, waterproof, laminating, luam ntawv, thiab siv nyob rau hauv lub khw muag khoom ntim ntim.
5. Nyob rau hauv cov nqe lus ntawm kev tiv thaiv ntim, pulp molded qhov chaw muaj ntau yam zoo dua EPS, EPE, thiab EPP cushioning qhov chaw:
A. Cov ntaub ntawv qub ntawm molded pulp ntim cov khoom yog cov ntawv pov tseg thiab ntau yam ntaub ntawv fiber ntau. Lub hauv paus yog dav thiab yooj yim rau kev sau, uas yuav tsis cuam tshuam ib puag ncig thiab kev rov qab los, thiab yog qhov tsim nyog rau cov khoom xa tawm. Raws li foamed plastics los ntawm cov khoom siv roj av, qhov teeb meem ntawm cov peev txheej depletion thiab tus nqi yuav dhau los ua hnyav dua.
B. Pulp molded ntim cov khoom siv tau rau ntau yam ntawm cov nplais. Cov khoom tam sim no siv ua npuas ncauj li hauv ob sab phlu tuaj yeem hloov tau los ntawm cov khoom siv pulp molded. 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.
C. Cov khoom siv ntawv muaj cov khoom zoo tiv thaiv- zoo li qub, thiab kev sib txhuam ntawm cov yas foamed tuaj yeem tsim hluav taws xob zoo li qub, uas muaj kev tiv thaiv zoo dua ntawm cov khoom siv hluav taws xob thiab cov khoom siv hauv tsev.
D. Thaum cov khoom yas ntim, cov dej cov ntsiab lus ntawm cov zaub mov tsis yooj yim rau evaporate, thiab nws yog ib qho yooj yim rau pwm thiab rot, thaum cov khoom ntawv muaj cov dej vapor permeability, thiab tom qab ntawd ua tiav cov nyhuv anti-corrosion.
E. Tam sim no, daim ntawv molded cov khoom yog pheej yig dua li ua npuas ncauj yas raws li cov nqi ntim tshwj xeeb.
6. Cov ntaub ntawv siv tau dav thiab siv tau los ua cov khoom pov tseg, thiab cov txiaj ntsig kev sib raug zoo yog qhov tseem ceeb. Cov khoom tuaj yeem rov ua dua thiab rov siv dua ntawm tus nqi siab. Txawm hais 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 rov ua dua tshiab.
Txoj kev loj hlob ntawm pulp molding
Kev ua lag luam rau cov ntaub ntawv ntim cov khoom ntim tau matured tsim nyog. Tam sim no, Tuam Tshoj tau tsim peb lub chaw tsim khoom siv thev naus laus zis hauv Pearl River Delta, Yangtze River Delta thiab Beijing, Tianjin, thiab Dalian cheeb tsam. Kev siv cov ntawv pwm pob khoom tau siv dav hauv cov khoom lag luam loj. Tshwj xeeb txij li xyoo 2001, cov tuam txhab muaj feem cuam tshuam tau nce ntawm tus nqi txhua xyoo ntawm 20%. Thaum lub sij hawm ntawd, theem kev loj hlob ntawm domestic pulp molding tshuab yog ze rau ntawm cov teb chaws txawv teb chaws, thiab ntau domestic pulp molding manufacturers muaj peev xwm ntawm nws tus kheej tsim cov khoom siv, cov txheej txheem tshwj xeeb, thiab cov ntaub ntawv pab los tsim ib nrab - mus rau - siab- ntawv kawg - cov khoom ntim yas.
