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plywood yog dab tsi?

Ua ntej ntawm tag nrho cov, lub ntsiab lus ntawm plywood Plywood yog ib tug plank tsim los ntawm rotating cav rau hauv loj veneers raws cov kev taw qhia ntawm txhua xyoo rings, ziab thiab gluing, thiab ces tsim blanks thiab gluing lawv raws li lub hauv paus ntsiab lus hais tias cov ntoo grain cov lus qhia ntawm cov nyob ib sab veneer txheej. yog perpendicular rau ib leeg.Tus naj npawb ntawm cov veneer txheej yog khib, feem ntau peb mus rau kaum peb txheej, feem ntau peb plywood, tsib plywood, cuaj plywood, thiab kaum peb plywood (feem ntau hu ua peb plywood, tsib plywood, cuaj plywood, kaum peb plywood hauv khw) phaj).Lub sab nrauv sab nrauv yog hu ua vaj huam sib luag, qhov thim rov qab yog hu ua backplane, thiab txheej sab hauv hu ua lub core board.

Classification ntawm plywood
Ib hom plywood yog huab cua-resistant thiab boiling-dej-resistant plywood, uas muaj qhov zoo ntawm durability, kub tsis kam, thiab chav kho;
Qhov thib ob hom plywood yog dej-resistant plywood, uas yuav dipped nyob rau hauv dej txias thiab dej kub rau ib lub sij hawm luv luv;
Qhov thib peb hom plywood yog plywood-resistant plywood, uas yuav dipped nyob rau hauv dej txias rau ib tug luv luv lub sij hawm thiab tsim nyog rau siv nyob rau hauv tsev nyob rau hauv chav tsev kub.rau rooj tog thiab kev tsim kho dav dav;
Plaub hom plywood tsis yog noo-resistant plywood, uas yog siv nyob rau hauv ib txwm nyob rau hauv tsev.Cov khoom siv plywood dav dav muaj xws li beech, basswood, tshauv, birch, elm, thiab poplar.

Lub hauv paus ntsiab lus sib xyaw
Lub hauv paus ntsiab lus symmetry: Lub veneer ntawm ob sab ntawm lub dav hlau symmetrical, tsis hais lub thickness ntawm lub veneer, tus naj npawb ntawm cov khaubncaws sab nraud povtseg, txoj kev tsim, cov kev taw qhia fiber ntau thiab cov dej noo ntawm cov veneer, yuav tsum sib haum mus rau ib leeg, uas yog. , lub hauv paus ntsiab lus symmetrical ntawm plywood ntawm ob sab ntawm lub dav hlau nruab nrab Cov khaubncaws sab nraud povtseg yog nyob rau hauv cov lus qhia sib txawv.Qhov kev ntxhov siab yog sib npaug hauv qhov loj.Yog li ntawd, thaum cov dej noo ntawm cov plywood hloov, nws cov qauv ruaj khov, thiab yuav tsis muaj qhov tsis xws luag xws li deformation thiab tawg;ntawm qhov tsis sib xws, yog tias muaj qee qhov sib txawv ntawm cov khaubncaws sab nraud povtseg ntawm ob sab ntawm lub dav hlau symmetrical center, kev ntxhov siab ntawm veneer ntawm ob sab ntawm lub dav hlau symmetrical center yuav tsis cuam tshuam.Sib npaug, lub plywood yuav deformed thiab tawg.

Odd txheej hauv paus ntsiab lus: Txij li cov qauv ntawm plywood yog qhov fiber ntau cov lus qhia ntawm cov khaubncaws sab nraud povtseg ntawm cov veneers yog perpendicular rau ib leeg thiab yuav tsum ua raws li lub hauv paus ntsiab lus ntawm symmetry, nws tag nrho cov txheej txheem yuav tsum yog tus lej khib.Xws li: peb-txheej board, tsib-txheej board, xya-txheej board, thiab lwm yam. Thaum lub khib-numbered plywood yog khoov, lub siab tshaj plaws kab rov tav shear stress ua rau ntawm qhov chaw veneer, uas ua rau nws muaj zog ntau dua.Thaum lub plywood txawm-tus lej yog khoov, qhov siab tshaj plaws kab rov tav shear stress ua rau cov nplaum txheej es tsis txhob ntawm cov veneer, uas yooj yim rau kev puas tsuaj rau cov nplaum txheej thiab txo lub zog ntawm cov plywood.

Kho kom zoo nkauj panels
Lub npe tag nrho ntawm veneer yog cov hniav veneer veneer plywood.Nws yog ib hom ntawm nto siv rau sab hauv kho kom zoo nkauj los yog rooj tog tsim, uas yog tsim los ntawm kev txiav ntoo los yog technical wood rau hauv nyias slices ntawm tej thickness, adhering rau saum npoo ntawm plywood, thiab ces kub nias.Khoom siv.Cov veneers feem ntau tau muab faib ua cov ntoo veneer veneers thiab cov veneer veneers.Qhov sib txawv ntawm qhov sib txawv ntawm cov khoom siv veneer veneer thiab ntuj ntoo veneer veneer yog tias qhov kev ntxhib los mos ntawm lub qub yog ib qho kev ntxhib los mos los yog cov qauv zoo li qub;thaum tom kawg yog cov qauv ntoo ntuj nrog cov qauv zoo nkauj thiab cov qauv, nrog qhov sib txawv loj thiab qhov tsis sib xws.Nws cov yam ntxwv: nws tsis tsuas yog muaj cov qauv zoo nkauj ntawm cov ntoo, tab sis kuj ua tiav kev siv cov khoom siv ntoo thiab txo cov nqi.

Plywood yog plywood uas ua los ntawm cov ntoo ua cov khoom siv tseem ceeb.Vim yog lub laj thawj ntawm nws cov qauv thiab kev ua haujlwm zoo hauv cov txheej txheem tsim khoom, feem ntau nws tuaj yeem kov yeej qhov tsis xws ntawm ntoo thiab ua kom zoo dua thiab txhim kho lub cev thiab cov khoom siv ntawm cov ntoo.Kev tsim cov plywood yog ua kom tiav thiab tsim nyog siv ntoo., ib txoj hauv kev tseem ceeb los txhim kho kev ua haujlwm ntawm cov ntoo.Ib qho ntawm cov khoom siv feem ntau siv rau cov rooj tog zaum yog lub vaj huam sib luag ntoo.Ib pawg ntawm veneer feem ntau yog tsim los ntawm gluing cov khaubncaws sab nraud povtseg ntawm ntoo nplej perpendicular rau ib leeg.Feem ntau, cov phaj saum npoo thiab cov txheej sab hauv yog symmetrically teem rau ntawm ob sab ntawm txheej nruab nrab lossis cov tub ntxhais.Nws yog ib lub slab ua los ntawm cov nplaum veneers crisscrossed nyob rau hauv cov kev taw qhia ntawm cov ntoo grain, thiab nias nyob rau hauv lub mob ntawm cua sov los yog tsis muaj cua sov.Tus naj npawb ntawm cov khaubncaws sab nraud povtseg feem ntau khib, thiab ob peb yog txawm.Lub cev thiab txhua yam khoom nyob rau hauv cov lus qhia ntsug thiab kab rov tav txawv me ntsis.Feem ntau siv yog peb plywood, tsib plywood thiab hais txog.Plywood tuaj yeem txhim kho qhov kev siv ntawm cov ntoo thiab yog ib txoj hauv kev tseem ceeb kom txuag tau ntoo.Nws kuj tseem siv tau rau dav hlau, nkoj, tsheb ciav hlau, tsheb, tsev thiab cov thawv ntim khoom.


Post lub sij hawm: Sep-04-2022