Yuav Ua Li Cas Xaiv Plywood?
Plywood yog ib txheej peb-txheej los yog ntau-txheej txheej neeg tsim los ntawm tev ntoo ntu rau hauv veneers los yog npaj ntoo blocks rau hauv nyias ntoo, thiab ces gluing lawv nrog adhesives. Nws feem ntau siv cov khib nyiab ntawm veneers, thiab cov lus qhia fiber ntau ntawm cov veneers uas nyob ib sab yog glued perpendicular rau ib leeg.
Raws li ib qho ntawm peb pawg neeg tsim khoom loj, txawm tias peb feem ntau tsis tuaj yeem pom lossis paub nws ncaj qha, nws tsis cuam tshuam rau nws rov muaj nyob hauv peb lub neej niaj hnub. Los ntawm ntau yam rooj tog, vaj tse thiab lub thawv ntim khoom rau lub dav hlau, nkoj, tsheb ciav hlau, thiab tsheb, nws tuaj yeem pom. Nws tuaj yeem hais tias nws tuaj yeem siv rau hauv chav tsev thiab chav ua noj.
Thaum xaiv plywood, nco ntsoov ua tib zoo saib xyuas seb cov ntoo lis ntawm ob sab ntawm lub plywood puas meej, seb puas muaj nti lossis puas. Smooth thiab du yam tsis muaj roughness, flatness thiab tsis stagnation yog ib tug zoo plywood.
Ntau lub plywoods yog ua los ntawm ob qhov sib txawv veneers glued ua ke, thiab cov plywood zoo zoo yog nruj nreem spliced thiab tiaj tus yam tsis muaj degumming. Thaum yuav khoom, ua tib zoo saib ntawm sab thiab saib xyuas seb cov pob qij txha nruj thiab seb puas muaj qhov tsis sib xws.
Txawm hais tias lub hauv paus tseem ceeb ntawm lub rooj tsavxwm yog nyob rau hauv nruab nrab ntawm lub rooj tsavxwm thiab peb tsis tuaj yeem txheeb xyuas nws qhov muag liab qab, peb tuaj yeem "qhia qhov zoo los ntawm kev mloog lub suab". Thaum koj khob qhov saum npoo ntawm plywood nrog koj cov ntiv tes, lub suab nkig qhia tau hais tias lub zog yog qhov zoo rau qee yam. Yog tias lub suab sib txawv ntawm qhov chaw mus rau qhov chaw thiab zoo li qis thiab npub, nws txhais tau hais tias tej zaum yuav muaj kab noj hniav hauv lub hauv paus ntawm lub rooj tsavxwm.
Plywood yog ib lub rooj tsavxwm ua los ntawm nyias nyias txiav los ntawm cov khaubncaws sab nraud povtseg ntawm cov ntoo thiab glued ua ke nrog cov nplaum. Adhesives yog qhov tseem ceeb ntawm formaldehyde hauv cov laug cam. Qhov zoo ntawm cov kua nplaum ncaj qha cuam tshuam rau kev tiv thaiv ib puag ncig ntawm plywood.
Yog li ntawd, thov kom ua tib zoo xyuas cov qib kev tiv thaiv ib puag ncig ntawm daim ntawv lo thiab xaiv cov kua nplaum ib puag ncig uas tsis muaj formaldehyde emission. Tsim nyog plywood tsim los ntawm cov tuam txhab ib txwm muaj yuav tsum mus txog qib E1, thiab qee qhov nce mus txog qib E0 thiab Enf.
