Txhim kho cov laug cam

Cov txheej txheem:

Txhim kho cov laug cam
Txhim kho cov laug cam
Anonim

Qhov zoo thiab qhov tsis zoo ntawm cov txheej txheem txheej txheem txheej txheem txheej txheem txheej txheej hauv pem teb ntawm cov cement screed thiab ntawm plywood, cov cai rau xaiv cov khoom siv tau. Kev tsim kho lub rooj tsavxwm yog cov plywood zoo tib yam nrog cov txheej txheej txheej ntawm cov neeg tseem ceeb ntoo, nrog cov zawj thiab cov phiaj xwm ntawm qhov kawg ntawm ob sab ntev, nrog kev pab los ntawm qhov ua tau zoo tsis muaj txheej txheem npog. Cov txheej txheem ntawm kev ua cov plag tsev los ntawm cov khoom no yuav tham hauv peb kab lus.

Qhov zoo thiab qhov tsis zoo ntawm kev tsim cov plank decking

Engineering pawg thawj coj saib xyuas sab hauv
Engineering pawg thawj coj saib xyuas sab hauv

Cov laug cam engineering muaj cov qauv nyuaj vim tias lawv muaj cov khoom zoo.

Cia peb ua tibzoo saib lawv qhov zoo:

  1. Cov pem teb hauv tsev tau txuas nrog siv lub kaum thiab cov zawj. Nrog lawv cov kev pab, lub nra yog sib npaug faib rau saum npoo, kev pab lub neej ntawm cov plag tsev tau txuas ntxiv, thiab lub sijhawm teeb tsa kuj raug txo.
  2. Cov qauv zoo nkauj zoo nkauj.
  3. Cov ntsiab lus hauv pem teb tsim kev sib txuas tsis sib xws.
  4. Tom qab siv sijhawm ntev, lub ntsej muag tuaj yeem rov qab los ntawm cov xuab zeb ua raws txheej nrog cov tshuaj pleev kom zoo nkauj.
  5. Cov plag tsev no zoo nyob hauv ib qho sab hauv.
  6. Tom qab tso, cov khoom siv hauv tsev tau txais kev ruaj ntseg zoo geometric thiab hloov pauv qhov tsis zoo thiab qhov loj me nrog qhov hloov pauv ntawm qhov kub thiab txias.
  7. Nws tuaj yeem tsim cov plag tsev yam tsis muaj cov qhov rooj hauv qhov rooj.
  8. Cov plag tsev muaj lub suab rwb thaiv tsev zoo.
  9. Cov laug cam muaj nyob hauv ntau qhov tuab, uas ua rau nws yooj yim tshem tawm cov txheej thoob plaws hauv chav tsev hauv ib qib.
  10. Cov hnoos qeev tuaj yeem siv los ua cov plag tsev sov.
  11. Pom qhov muag, txheej tsis txawv ntawm cov neeg tseem ceeb hauv pem teb ua los ntawm cov phiaj ntoo ruaj khov.
  12. Cov plag tsev tuaj yeem ua ncaj ncaj rau pob zeb.

Muaj tsawg heev qhov tsis zoo ntawm pawg thawj coj saib xyuas engineering:

  • Lub hauv paus plywood tsis tso cai rau ntab teeb tsa ntawm cov plag tsev.
  • Cov nqi teeb tsa tau siab vim yog siv cov kua nplaum kim.
  • Kev tsim kho yuav tsum tau ua tiav nruj me ntsis raws li thev naus laus zis ntawm kev txhim kho hauv pem teb.
  • Yog tias puas lawm, cov plag tsev nyuaj hloov pauv.

Kev xaiv cov ntaub ntawv rau kev teeb tsa ntawm pawg thawj coj saib kev tsim vaj tsev

Thaum tso cov phiaj ntoo, koj yuav xav tau plywood thiab kua nplaum. Txhawm rau kom tau txais cov khoom zoo, tsuas yog cov ntaub ntawv uas tau siv uas sib xws sib xws. Cia peb tau paub nrog cov yam ntxwv ntawm cov ntsiab lus tseem ceeb.

Pawg thawj coj saib xyuas engineering

Lub rooj tsav xwm engineering zoo li cas?
Lub rooj tsav xwm engineering zoo li cas?

Nws tau tsim nyob rau hauv daim ntawv ntawm 2-3 txheej txheej. Lub hauv paus yog plywood-resistant plywood nrog tuab ntawm 7-14 hli, thiab sab xub ntiag yog tsim los ntawm veneer ua los ntawm cov tsiaj muaj txiaj ntsig ntawm cov ntoo-ntoo qhib, larch.

Thaum ua cov ntawv, cov ntoo ntoo tau npaj rau hauv cov lus qhia sib txawv ntawm lub hauv paus, uas ua kom muaj kev ruaj ntseg ntawm tag nrho cov khoom qab zib. Cov khoom tsis deform thaum kub thiab noo noo hloov.

Cov txheej nruab nrab kuj tseem ua los ntawm cov pob zeb muaj txiaj ntsig, tab sis lawv cov fibers nyob ib puag ncig rau txheej txheej saum toj kawg nkaus. Lwm txheej ntoo yog feem ntau txuas nrog cov qauv no, yog li tag nrho cov tuab ntawm cov pawg thawj coj tuaj yeem ua tau txog 30 hli.

Txhua yam khoom sib xyaw ua ke nrog polyurethane kub yaj kua nplaum, uas tsis tso cai rau cov khoom tawg mus rau qhov ua haujlwm hnyav. Thaum lub sijhawm teeb tsa, cov qauv sib koom ua ke los ntawm cov cuab yeej sib koom tes.

Adhesive rau kev teeb tsa ua haujlwm

Universal dej dispersion nplaum
Universal dej dispersion nplaum

Tus yuam sij rau qhov ua tau zoo ntawm cov plag tsev ruaj khov los ntawm lub rooj tsav xwm kev tsim kho yog qhov raug xaiv kom raug.

Cov kev cai dav dav rau cov kua nplaum tuaj yeem tsim raws li hauv qab no:

  1. Cov nplaum ua kom ntseeg tau tias muaj kev sib txuas zoo ntawm cov khoom hauv pem teb thoob plaws nws lub neej kev ua haujlwm.
  2. Cov txheej txheem hauv pem teb tuaj yeem hloov pauv nws qhov loj me hauv kev cuam tshuam ib puag ncig, yog li ntawd, tom qab tawv tawv, txheej nplaum tseem khov kho.
  3. Cov khoom tsis ntsws, ua rau muaj suab nrov.
  4. Yuav tsum tsis txhob muaj dej ntau hauv cov tshuaj, uas ua rau cov ntoo ntoo tuaj yeem swell.
  5. Tom qab ziab, cov tshuaj yuav tsum tsis txhob tso pa phem.

Cov khoom saum toj no muaj los ntawm ob peb hom nplaum:

  • Dej-dispersed nplaum … Siv los kho cov khoom tiv taus ya raws. Cov plywood yuav tsum tiv taus noo, thiab lub ntsej muag tawv tawv yuav tsum yog ntoo qhib lossis larch. Nws yuav tsum nco ntsoov tias cov khoom lag luam los ntawm qee hom tsiaj tsis zam cov dej noo zoo, piv txwv li, beech. Cov khoom yog tsis muaj mob, tsis muaj ntxhiab.
  • Cov kua nplaum hluavtaws … Nws yog siv los kho ntoo uas nrawm nqus dej noo. Kev sib xyaw raws li cov rubbers lossis cov khoom siv hluavtaws yog cov nyiam. Cov tshuaj no muaj cov kuab tshuaj, yog li ua raws txoj cai kev nyab xeeb ntawm hluav taws. Tom qab tau thov rau saum npoo, nws tseem ua kua rau 15 feeb, uas tso cai rau koj kho qhov chaw ntawm cov laug cam. Thaum kawg, cov khoom tawv tsuas yog tom qab 5 hnub.

Ob-txheej kua nplaum muaj qhov txiaj ntsig zoo dua li lwm qhov kev sib xyaw: muaj peev xwm siv tau rau ntawm ntau qhov chaw, lub zog ntawm daim ntawv cog lus yog ntau zaus ntau dua li ntawm lwm cov khoom. Tom qab ib hnub, cov nplaim nplaum tuaj yeem ua xuab zeb. Txawm li cas los xij, thaum thov, cov khoom tso tawm cov tshuaj phem, yog li ntawd, nws yog qhov tsim nyog los ua haujlwm hauv lub tshuab ua pa.

Ib qho khoom siv sib xyaw ua ke - thoob ntiaj teb, tuaj yeem ua kua nplaum ib yam khoom, suav nrog cov ntoo, uas nqus dej noo zoo. Thaum glued, cov plag tsev yuav raug xuab zeb tom qab 24 teev. Cov txiaj ntsig zoo ntawm kev daws: nws tsis muaj ntxhiab tsw, tsis plam qhov elasticity tom qab kho, nws tsim tawm yam tsis muaj cov kuab tshuaj, epoxy resins thiab dej, muaj cov nplaum zoo rau ib yam khoom siv, muaj lub suab-nqus cov yam ntxwv.

Engineered board underlay

FC plywood
FC plywood

Kev xaiv cov khoom siv los ua lub substrate nyob ntawm qhov ua haujlwm. Rau cov hom phiaj no, yuav siv cov ntawv FC lossis FBA. Kev tsim vaj tsev tiv taus cov plywood FK yog siv thaum tso rau hauv pob zeb thiab thaum ua haujlwm hauv chav ntub, suav nrog hauv chav ua noj, hauv chav dej, thiab hauv txoj kev hauv tsev. Ordinary FBA plywood tau muab tso rau hauv chav qhuav.

Thaum yuav khoom, xyuam xim rau cov hauv qab no:

  1. Yog tias cov ntawv tau muab tso rau ntawm cov qhob lossis cov cement screed, yuav tsum muaj daim ntawv 12-15 hli tuab, yog tias ntawm cov cav, cov khoom raug muab tso rau hauv ob txheej. Nco ntsoov tias ob daim ntawv 10mm thiab 1 20mm daim ntawv muaj qhov nruj ib yam.
  2. Qhov saum npoo ntawm cov khoom yuav tsum tau xuab zeb.
  3. Plywood tau muag hauv cov ntawv ntawm ntau qhov sib txawv. Rau kev ua haujlwm, xaiv cov vaj huam sib luag ntawm qhov ntev uas yuav muab cov khoom pov tseg tsawg tshaj plaws.

Kev tiv thaiv ya raws ntawm cov khoom tuaj yeem nce ntxiv yog tias nws tau pleev xim nrog cov tshuaj raws polyvinyl citate. Tom qab ziab, txheej txheej ntawm cov tshuaj tua kab mob-fungicide tau thov rau saum npoo.

Kev siv thev naus laus zis ntawm kev teeb tsa pawg thawj coj saib xyuas vaj tsev

Kev teeb tsa pawg thawj coj saib xyuas hluav taws xob ntawm lub ntsej muag yog nyob deb ntawm qhov kev xaiv teeb tsa feem ntau.

Kev npaj ua haujlwm ua ntej txhim kho lub rooj tsavxwm

Ntsuas cov ntsiab lus ntawm cov av hauv av
Ntsuas cov ntsiab lus ntawm cov av hauv av

Ua ntej pib ua haujlwm, txheeb xyuas qhov xwm txheej thiab qhov zoo ntawm cov screed:

  1. Pom zoo cov ntsiab lus noo noo - tsis ntau dua 3%. Tus nqi yog qhov yooj yim los txiav txim nrog lub ntsuas dej noo. Thaum tsis muaj lub cuab yeej, qhov ua tau zoo ntawm lub screed yog txiav txim siab los ntawm cov cim qhia tsis ncaj. Txhawm rau ua qhov no, kaw ib daim yas qhwv rau hauv pem teb. Yog tias tom qab ib hnub dej los ntawm nws, nws txhais tau tias lub hauv paus tsis qhuav txaus.
  2. Txheeb xyuas qhov tiaj tus nto. Txhawm rau tshuaj xyuas, siv tus pas ntsuas 1.5-2 m ntev. Qhov kev tso cai tsis-tiaj yog 2 hli rau 2 m ntawm tus kav. Rov ua txoj haujlwm no nyob qhov twg lwm qhov. Kev tsis sib xws tuaj yeem ua rau muaj suab nrov tsis zoo thaum taug kev, squeaking thiab sagging floorboards.
  3. Ntsuas qhov sib txawv ntawm cov av hauv av los ntawm kab rov tav dav hlau. Kev ua haujlwm yog ua tiav siv qib tsev. Kev nqes hav ntawm 0, 2% thiab siab dua ntawm cov ntsiab lus nyob deb tshaj plaws hauv pem teb tsis raug tso cai.
  4. Tshem tawm thaj chaw siab los ntawm kev ua xuab zeb, tsis suav nrog los ntawm kev sau nrog tus kheej-qib sib xyaw.
  5. Tom qab ua tiav, siv ob peb lub tsho loj ntawm polyurethane primer rau cov qhob screed.

Nqa cov khoom mus rau hauv chav uas qhov chaw ua haujlwm tau npaj tseg, ntim lub ntim thiab tawm mus rau ib lub lim tiam kom haum. Muab cov hnoos qeev tso rau hauv pem teb thiab ua kom sib haum rau ntawm cov plag tsev kom lawv tsim tau cov qauv zoo nkauj. Cov ntoo tsis yog homogeneous, thiab kom tau txais txiaj ntsig zoo, koj yuav tsum nrhiav qhov kev txiav txim kom raug ntawm cov ntoo. Kos rau qhov chaw ntawm cov ntaub pua tsev hauv pem teb.

Txheeb xyuas qhov tsis xws luag ua ntej tso cov laug cam. Nco ntsoov tias cov koob ntawm cov khoom haum rau hauv cov zawj yam tsis muaj kev siv zog, nrog lub mloog pob ntseg mloog. Yog tias koj pom cov plag tsev tsis zoo, hu rau koj tus neeg muag khoom thiab hloov lawv. Tsis muaj kev lees paub yuav raug lees txais tom qab kev teeb tsa hauv pem teb. Yuav cov khoom seem tsuas yog hauv lawv cov ntim thawj, uas ua kom muaj kev nyab xeeb ntawm cov khoom siv ntev.

Cov lus qhia txhawm rau txhim kho lub rooj tsav xwm engineering

Fastening lub engineering board
Fastening lub engineering board

Kev teeb tsa lub rooj tsav xwm engineering tuaj yeem ua tiav ntawm qhov kub ntawm + 20-25 degrees thiab cov av noo ntawm 45-60%. Ua raws li cov xwm txheej no, cov khoom yuav tsis deform thaum ua haujlwm. Kev ua haujlwm pib los ntawm phab ntsa deb mus rau ntawm lub qhov rooj, kom tsis txhob taug kev ntawm cov plag tsev tshiab.

Lub rooj tsavxwm tau muab tso raws li hauv qab no:

  • Muab qhov thaiv 10-15 hli nthuav dav raws phab ntsa.
  • Teem thawj kab raws li tus cim thiab xaub nws mus rau hauv txoj kev tsheb nqaj hlau. Txiav tawm cov phiaj xwm ntau dhau rau qhov ntev, ua kom muaj qhov khoob txaus raws cov phab ntsa.
  • Kos tus cwj mem nyob ib ncig ntawm thawj kab. Tshem tawm cov laug cam thiab siv lub tshuab txua ntoo txua ntoo rau thaj chaw cim uas siv tus pas ncaj. Khiav hla nws nrog cov cuab yeej serrated los tsim kom nyias, txawm tias txheej.
  • Muab cov laug cam tso rau hauv cov tshuaj khib thiab xaub lawv mus rau ntawm phab ntsa kom txog thaum lawv nres.
  • Muab cov piv txwv txuas ntxiv mus rau thawj qhov raws li cov cim thiab swb nws mus rau nws kom txog thaum qhov zawj koom nrog lub kaum. Siv lub hnab roj hmab ntaus nws yog tias tsim nyog.
  • Rov ua dua cov txheej txheem gluing rau pawg thawj coj thib ob thiab txhua qhov tom ntej. Thaum lub sijhawm teeb tsa, cov ntsia hlau ntsia tsis tau lubricated nrog kua nplaum, qhov sib txuas tau ua kom qhuav. Tom qab txhim kho ob peb kab, nias lub hauv pliaj nrog lub nra.
  • Nws raug nquahu kom ua tiav txoj haujlwm hauv ib hnub txhawm rau zam kev pom ntawm cov kauj ruam vim kev kho tsis raug ntawm cov kua nplaum.
  • Pom lub ntsiab lus kawg ntawm qhov ntev, muab qhov sib txawv ntawm 10-15 hli nruab nrab ntawm cov plag tsev thiab phab ntsa.
  • Yog hais tias lub decking ua tau raws li hauv pem teb ntawm cov khoom sib txawv, haum cov pob qij txha nthuav dav, xws li cork ncoo, nruab nrab ntawm lawv.

Nws raug txwv tsis pub taug kev hauv chav tshiab rau 3 hnub. Tom qab cov kua nplaum tau qhuav tas lawm, tshem cov thev naus laus zis los ntawm cov phab ntsa, npog nrog kev kho kom zoo nkauj thiab tiv thaiv kev teeb tsa thiab teeb tsa cov laug cam.

Cov hau kev rau teeb tsa plywood substrate rau pawg thawj coj saib kev tsim vaj tsev

Kev txhim kho lub rooj tsav xwm tsim kho ntawm plywood tau suav tias yog qhov kev xaiv zoo tshaj plaws rau kev tsim cov plag tsev. Lub substrate ua raws li txheej damping rau nws. Qhov ntim thiab txheej txheem rau kev ua haujlwm ua haujlwm nyob ntawm tus qauv ntawm lub hauv paus uas cov ntoo txuas nrog.

Kev teeb tsa plywood ntawm pob zeb

Plywood plywood ntawm qhob
Plywood plywood ntawm qhob

Kev teeb tsa cov plywood ntawm lub screed tuaj yeem ua tau yog tias qhov chaw ntawm lub hauv paus yog qhov zoo.

Kev ua haujlwm yog ua raws cov kab hauv qab no:

  1. Txheeb xyuas qhov tiaj thiab kab rov tav ntawm cov nplaim hauv qab txheej.
  2. Txiav daim ntawv rau hauv 75x75 cm lossis 50x50 cm squares los daws kev ntxhov siab sab hauv.
  3. Thov txheej txheej kua nplaum rau lub hauv paus, dav txaus kom haum ib kab ntawm plywood. Yog tias koj muaj kev xaiv, siv cov khoom lag luam raws cov yas lossis cov khoom sib xyaw ua ke ib qho.
  4. Muab thawj kab ntawm cov khoom siv tso rau hauv cov tshuaj khib thiab ruaj ntseg nrog dowels, 9 pcs. US2… Muab cov taub hau ntswj rau hauv ntoo. Tawm qhov sib nrug ntawm 2-3 hli nruab nrab ntawm cov khoom ua haujlwm, thiab muab qhov sib txawv nthuav dav ntawm 15 hli nyob ze ntawm phab ntsa.
  5. Rov ua haujlwm rau txhua kab tom ntej.
  6. Zuaj cov ntawv txheeb nrog cov xuab zeb los yog lub zog siv nrog lub taub hau txhuam. Rau kev ua haujlwm, ntawv xuab zeb nrog cov ntxhib ntxhib P24 lossis P36 yog qhov tsim nyog.
  7. Thaum kawg ntawm kev ua haujlwm, tshem cov hmoov av nrog lub tshuab nqus tsev.
  8. Txheeb rau roj thiab lwm yam nyuaj rau tshem tawm cov xim. Siv cov kuab tshuaj los ntxuav.

Plywood flooring ntawm cov cav

Tso plywood rau ntawm cav
Tso plywood rau ntawm cav

Qhov kev xaiv no yog siv hauv cov xwm txheej hauv qab no: yog tias nws yog qhov tsim nyog yuav tsum tau tshem tawm hauv pem teb hauv lub dav hlau kab rov tav; nrog txoj kab nqes loj ntawm cov plag tsev, thaum xav tau txheej tuab tuab ntawm screed rau qib; los xyuas kom muaj cua nkag ntawm qhov chaw nruab nrab ntawm cov ntoo hauv tsev thiab cov pob zeb ua vaj tsev; rau rwb thaiv tsev hauv pem teb

Kev npaj ntawm lub hauv paus yog ua tiav hauv ob theem. Ua ntej, lub crate tau sib sau ua ke ntawm qhov nyuaj rau cov plywood substrate. Txhawm rau tsim cov qauv kev txhawb nqa, koj yuav xav tau kab teeb nrog tuab ntau dua 50 hli thiab qhov siab ntawm 100-150 hli.

Thaum ua tus ncej, siv peb cov lus pom zoo:

  • Tus txheej txheem nyob nruab nrab ntawm kab teeb yog 50-60 cm. Cov neeg dhia dhia tau nruab nruab nrab ntawm lawv kom ua zes 50x50 cm lossis 60x60 cm. Ua cov zes nyob rau hauv tus qauv checkerboard.
  • Qhov ntev ntawm cov cell raug xaiv raws li qhov ntev ntawm cov insulating boards.
  • Yuav tsum muaj qhov sib txawv ntawm 30-40 cm ntawm qhov muab faib thiab qhov nqaj ze tshaj.
  • Txhawm rau taug kev ntawm qhov ua tiav cov plag tsev tsis muaj suab nrov, tso ib txheej ntawm lub suab rwb thaiv tsev rau ntawm kab teeb - iav, laminate thaub qab, cua sov cua sov.
  • Hauv chav, cov cav tau teeb tsa nyob rau hauv ib txoj hauv kev uas cov laug cam nteg mus rau qhov kev taw qhia ntawm lub qhov rais teeb pom kev zoo. Hauv txoj kev hauv tsev, cov ntawv hauv pem teb tau muab tso nrog txoj kev txav mus los ntawm tib neeg.
  • Txuas cov hlua txuas rau cov hlua khi lossis cov rub tawm, uas yuav tsum mus 5 cm lossis ntau dua rau hauv cov hauv paus pob zeb.
  • Txhim kho vaj huam sib luag tiv thaiv dej thiab cua sov hauv lub zes, piv txwv li, ua los ntawm polyurethane ua npuas ncauj lossis cov ntaub plaub, nrog tuab tsawg kawg 5 cm. Txhawm rau txuag nyiaj, koj tuaj yeem siv sawdust lossis nthuav av nplaum. Cov vaj huam sib luag tau nteg yam tsis muaj qhov sib txawv, yog tias tsim nyog, qhov ntau tshaj yog txiav tawm.
  • Npog cov rwb thaiv tsev nrog daim kab xev thaiv kab mob saum toj kawg nkaus thiab kho nws mus rau cov cav nrog lub tshuab ntaus ntawv.
  • Nco ntsoov tias muaj qhov sib nrug tsawg kawg 2 cm ntawm cov plywood thiab txheej rwb thaiv tsev.
  • Txiav cov ntawv plywood kom tshem tawm kev ntxhov siab sab hauv rau hauv cov duab plaub 55x55 lossis 65x65 cm hauv qhov loj me. Qhov ntev yuav txawv, qhov tseem ceeb yog qhov lawv sib tshooj ntawm cov crate, thiab cov pob qij txha nyob nruab nrab ntawm lub cav.
  • Txhim kho qhov khoob ntawm cov cav thiab kho lawv nrog cov txuas nrawm txhua 20-40 cm. Txhawm rau tiv thaiv hauv pem teb los ntawm kev txav thaum kho, laum qhov me me ua ntej.
  • Muab cov ntawv txheeb tso rau hauv tus qauv ntsuas kab ntawv, raws li qhov chaw lags. Cia qhov sib nrug ntawm 2-3 hli nruab nrab ntawm lawv. Tom qab ntawd lawv tau ntim nrog cov ntoo ntoo ua ntej txhim kho lub tsho tshaj sab. Cruciform pob qij txha tsis raug tso cai. Muab qhov khoob 15 hli raws phab ntsa.

Cov nplais plywood raug kho thiab cov txheej txheem tsim kho vajtse tau teeb tsa zoo ib yam li hauv qhov xwm txheej ntawm kev teeb tsa lub hauv paus ntawm cov pob zeb. Cov ntawv txheeb ntawm txheej txheej thib ob tau muab sib dhos nrog cov xaum kom cov pob qij txha nyob hauv ntau qhov chaw.

Kev teeb tsa ntawm plywood rau hauv pem teb qub

Tso plywood rau ntawm ib qho qub pem teb
Tso plywood rau ntawm ib qho qub pem teb

Txheeb xyuas lub zog ntawm cov plag tsev uas twb muaj lawm ua ntej ua haujlwm. Hloov cov phab ntsa uas lwj thiab tawg.

Ua cov haujlwm hauv qab no hauv kab lus hauv qab no:

  1. Tshem tawm cov protrusions, xuab zeb hauv av nrog rau 40 lossis 60 abrasive abrasive, nyiam dua tus sander.
  2. Tshem cov hmoov av thiab yaug saum npoo.
  3. Xyuas kom tseeb tias hauv pem teb tsis xav tau kev tiv thaiv ya raws lossis rwb thaiv tsev cua sov.
  4. Plywood 12mm plywood rau saum cov av qub. Muab cov ntawv los rau hauv pem teb qub ib yam nkaus li cov cav ntoo.

Cov thev naus laus zis ntawm kev teeb tsa pawg thawj coj saib ntawm plywood zoo ib yam li kev teeb tsa cov khoom siv ntawm pob zeb. Qhov sib txawv yog siv cov kua nplaum sib txawv. Nws yog qhov zoo tshaj plaws los siv ob txheej tivthaiv polyurethane nplaum rau kho rau plywood. Yuav ua li cas thiaj teeb tsa lub rooj tsav xwm engineering - saib cov vis dis aus:

Pawg thawj coj saib xyuas tso cai rau koj kom tau txais txheej txheej, uas tsis zoo dua hauv qhov ua tau zoo tshaj plaws piv txwv parquet. Qhov xwm txheej tseem ceeb kom tau txais txiaj ntsig zoo yog kev ua raws li kev teeb tsa thev naus laus zis thiab kev coj tus yam ntxwv ua haujlwm.

Pom zoo: