Kua Nplaum Rau Ntoo: PVA, Koom Nrog Thiab Hu Rau Cov Kua Nplaum Muaj Zog, Qhov Kev Xaiv Twg Zoo Dua Rau Gluing Ntoo

Cov txheej txheem:

Video: Kua Nplaum Rau Ntoo: PVA, Koom Nrog Thiab Hu Rau Cov Kua Nplaum Muaj Zog, Qhov Kev Xaiv Twg Zoo Dua Rau Gluing Ntoo

Video: Kua Nplaum Rau Ntoo: PVA, Koom Nrog Thiab Hu Rau Cov Kua Nplaum Muaj Zog, Qhov Kev Xaiv Twg Zoo Dua Rau Gluing Ntoo
Video: peb los nrhiav tau chaw so thiab los noj hmo yuav mus pw 2024, Tej zaum
Kua Nplaum Rau Ntoo: PVA, Koom Nrog Thiab Hu Rau Cov Kua Nplaum Muaj Zog, Qhov Kev Xaiv Twg Zoo Dua Rau Gluing Ntoo
Kua Nplaum Rau Ntoo: PVA, Koom Nrog Thiab Hu Rau Cov Kua Nplaum Muaj Zog, Qhov Kev Xaiv Twg Zoo Dua Rau Gluing Ntoo
Anonim

Hauv lub neej txhua hnub, xwm txheej feem ntau tshwm sim cuam tshuam nrog kev ua haujlwm ntau yam nrog cov ntoo ntoo thiab cov khoom lag luam los ntawm ntoo ntawm ntau hom. Txhawm rau kho lossis ua qee yam ntawm koj tus kheej, nws tsis yog qhov tsim nyog siv cov ntsia hlau lossis tus kheej tapping ntsia hlau, yog li cov lus nug tshwm sim ntawm kev xaiv cov cuab yeej muaj txiaj ntsig uas tuaj yeem siv los ua tus khawm. Feem ntau, qhov kev xaiv yog qhov zoo tshaj ntawm cov kua nplaum, tab sis tsis yog txhua daim nplaum tau pom zoo rau ua haujlwm nrog ntoo.

Duab
Duab

Peculiarities

Cov kua nplaum ntoo tau siv txhua qhov chaw, tab sis qhov tshwj xeeb ntawm gluing cov khoom siv no txawv me ntsis los ntawm kev koom nrog cov nplaim ua los ntawm roj hmab lossis yas. Lub thev naus laus zis los ua cov haujlwm no tsis cuam tshuam kom qhuav lossis nias cov khoom ua ke. Tsob ntoo xav tau txoj hauv kev sib txawv, uas nyob ntawm tus yam ntxwv ntawm txhua tus tsiaj. Niaj hnub no, qhov ntau ntawm cov nplaum tau nthuav tawm hauv khw nrog ntau yam khoom lag luam.

Duab
Duab

Tab sis hauv ntau yam no, nws txaus kom yooj yim nkag siab, yam tsis tau txiav txim siab seb cov khoom twg yuav zoo rau qhov xwm txheej muab.

Txhawm rau xaiv qhov tsim nyog ntawm cov muaj pes tsawg leeg uas yuav muab kev sib txuas zoo tshaj plaws, cov hauv qab no yuav tsum raug coj mus rau hauv tus account:

  • cov yam ntxwv ntawm cov khoom - qib ntawm adhesion, resinousness;
  • cov yam ntxwv ntawm txhua cov khoom siv uas yuav muab txuas nrog - ntoo nrog yas lossis ntoo nrog ntoo;
  • theem ntawm kev thauj khoom ntawm kab kua nplaum;
  • cov xwm txheej rau kev siv txuas ntxiv ntawm cov khoom.
Duab
Duab
Duab
Duab

Koj kuj yuav tsum coj mus rau hauv tus account cov yam ntxwv ntawm cov nplaum sib xyaw, ntawm cov uas yog:

  • qib ntawm kev ntom ntom ntom ntom;
  • ya raws tsis kam ntawm cov khoom;
  • lub sijhawm xav tau kom ua kom qhuav tag;
  • multifunctionality ntawm cov kua nplaum;
  • muaj zog adhesion;
  • ntsuas ntawm cov khoom lom.
Duab
Duab
Duab
Duab

Saib

Cov khoom rau gluing ntoo muaj qhov sib txawv sib txawv thiab muaj peev xwm. Feem ntau ntawm cov ntaub ntawv tau muab tso ua cov khoom lag luam thoob ntiaj teb, uas cov khoom ntoo nrawm nrawm tsuas yog ib qho ntawm thaj chaw siv. Lwm cov khoom lag luam raug tsim tawm raws li kev tsim tshwj xeeb, yog li lawv tsis tsim los kom muaj kev sib cuag nrog lwm hom khoom siv.

Duab
Duab

Muaj ntau qhov sib txawv sib txawv

PVA kua nplaum qee zaum hu ua dispersed adhesives.

Cov yam ntxwv tseem ceeb ntawm cov khoom lag luam yog:

  1. tsis muaj tshuaj lom, vim qhov muaj pes tsawg leeg tuaj yeem siv sab hauv tsev yam tsis muaj kev ntsuas kev nyab xeeb ntxiv;
  2. ceev adhesion rau saum npoo;
  3. load zoo li qub ntawm 60 kg / cm2;
  4. kev ua haujlwm tsis tu ncua lub neej ntawm cov khoom;
  5. muaj peev xwm siv nrog txhua qhov chaw.
Duab
Duab
Duab
Duab

Qhov tsis zoo ntawm cov kua nplaum yog txoj hauv kev ntawm nws cov dilution, uas yog los ntawm kev ntxiv cov dej, uas cuam tshuam tsis zoo rau kev ntseeg tau ntawm kev teeb tsa hauv chav nrog cov av noo siab. Txhawm rau kom ntseeg tau qhov ua tau zoo ntawm cov ntsiab lus, nws raug pom zoo kom ntxiv ntoo hmoov av rau cov kua nplaum no.

Epoxy nplaum yog ob qho kev sib xyaw ua ke, rau kev siv uas koj yuav xav tau sib xyaw cov tshuaj hauv qhov sib piv. Cov khoom lag luam muab kev txhim kho ruaj khov thiab muaj ntau yam nyob rau hauv daim ntawv thov. Epoxy tebchaw yog dej-tiv taus, tiv taus cov tshuaj txhoj puab heev thiab roj thiab roj nplua nyeem. Lub sijhawm ua kom tiav ua tiav nyob ntawm qhov tuab ntawm txheej txheej. Qhov tsis zoo ntawm cov khoom suav nrog qhov xav tau los xyuas kom muaj kev tiv thaiv ntawm daim tawv nqaij thiab kev siv nyiaj ntau dhau, vim tias nws tsis tuaj yeem suav tau ntau npaum li cas npaj tau npaj rau kev kho rau saum npoo av.

Duab
Duab
Duab
Duab
Duab
Duab
Duab
Duab

Bf - ib hom kua nplaum uas suav nrog ntau txoj hauv kev rau cov khoom. Rau cov ntaub ntawv ntoo, tau pom zoo koob 2 thiab 4. Qhov kev sib xyaw no muaj cov yam ntxwv zoo li ua kom nrawm heev. Qhov nruab nrab, qhov no xav tau 50-60 feeb, tab sis muab tias cov av noo thiab qhov kub nyob hauv ib txwm txwv.

Duab
Duab

Cov formulations yuav tsum tau thov hauv ob txheej ntawm luv luv. Qhov koob thib plaub ntawm cov kua nplaum yog cov khoom tiv taus te. Qhov tsis zoo ntawm BF yog qhov xav tau yuav tsum tau ua ntej ua kom huv ntawm cov ntoo ntoo nrog degreasing.

  • Cov cua kub-tiv taus cov nplaum , tsim nyob rau hauv daim ntawv ntawm cov pas nrig. Txhawm rau ua haujlwm nrog cov khoom zoo li no, koj yuav xav tau rab phom tshwj xeeb. Kev nthuav dav ntawm kev thov cov khoom lag luam feem ntau txhawj xeeb txog qhov nrawm ntawm qhov me me lossis kev sib khi ntawm qhov tsis xws luag hauv ntoo ntoo.
  • Joiner cov nplaum . Rau kev ua haujlwm, cov khoom yuav tsum tau npaj. Lub hauv paus ntawm cov kua nplaum ntoo yog cov organic protein, uas yog cov nplaum loj. Nws yog qhov tsim nyog rau koom nrog ntau yam khoom siv ntoo: hardboard, ntawv, ntawv los xij, khoom ntoo. Lub ntuj tsim muaj kev ruaj ntseg ntawm kev siv.
Duab
Duab
Duab
Duab

Lub hauv paus chiv keeb ntawm lub koom txoos tseem ceeb ntawm cov koom txoos yog sib txawv.

Cov khoom lag luam raug faib raws li hom khoom noj

  • Mezdrovy . Lub hauv paus tseem ceeb hauv cov khoom lag luam no yog cov khoom uas tau tsim thaum tsim cov tawv nqaij. Cov khoom tuaj yeem tsim tawm hauv daim ntawv ntawm flakes, vuas lossis hmoov.
  • Pob txha . Cov pob txha tseem tshuav ntawm cov tsiaj ua raw khoom rau nws. Cov khoom muaj tus nqi nruab nrab. Nws yog qhov zoo dua los siv cov lus sib xyaw, tsis txhob siv cov khoom sib xyaw ua ke nrog cov khoom tsis huv.
Duab
Duab
Duab
Duab
  • Casein . Nws yog dav siv hauv kev ua qauv dav hlau thiab kev tsim nkoj. Nws yog qhov nruab nrab rau cov dej noo thiab ua kom muaj kev ruaj khov. Txhawm rau npaj cov muaj pes tsawg leeg, koj yuav tsum nruj me ntsis soj ntsuam qhov sib piv thiab lub sijhawm sib nrug.
  • Ntses . Nws tau npaj los ntawm qhov seem ntawm cov fins thiab cov nplai. Cov muaj pes tsawg leeg tau txiav txim siab yog cov khoom lag luam uas tau npaj rau kev sib txuas nrog cov qib sib txawv ntawm kev nruj. Cov kua nplaum muaj tus nqi ntau dua, yog li nws tau muab tso ua cov rooj tog iav thiab siv los kho lossis rov kho cov rooj tog kim.
  • Cov tshuaj tiv taus ya raws . Koj tuaj yeem ua nws tus kheej siv slaked txiv qaub thiab tsev cheese, uas tsis ntev los no tau curdled.
Duab
Duab
Duab
Duab
Duab
Duab

Muaj qee yam thev naus laus zis los ua cov kua nplaum ntoo. Rau qhov no, qhuav qhuav tau nchuav nrog dej thiab sab laug rau 6-12 teev kom cov tshuaj muaj pes tsawg leeg nqus dej noo. Tom qab ntawd cov dej seem tau nchuav tawm, thiab cov dej sib tov tau rhaub hauv cov dej da dej kom txog thaum cov khoom tau yaj tag. Cov txheej txheem ua noj yuav tsum muaj kev nplawm qee zaus. Nws yog ib qho tseem ceeb los tswj cov txheej txheem kom cov dej sib tov tsis rhaub. Cov kua nplaum tau thov nruj me ntsis nyob rau hauv cov lus qhia ntawm qhov chaw ntawm cov ntoo fibers, tom qab ntawd cov ntsiab lus raug nias rau ib leeg thiab tsau. Qhov tsis zoo tseem ceeb ntawm cov khoom yog kev txo qis hauv kev ua kom zoo nyob rau hauv rooj plaub ntawm cov ntoo noo noo ntau dua 10%.

Duab
Duab
  • Syndeticone kua nplaum . Nws tau npaj los ntawm cov ntoo ua cov nplaum nrog rau ntxiv cov txiv qaub thiab hmoov qab zib. Cov khoom lag luam yog qhov txawv los ntawm qib siab ntawm lub zog ntawm kev sib txuas ntawm cov khoom. Cov kua nplaum tsis muaj dej, tiv taus tshuaj. Qhov tsis zoo ntawm cov khoom raug txiav txim siab yog txheej txheem npaj ntev, vim tias qhov hnyav rau kev daws teeb meem yuav tsum tau khaws cia hauv dej rau 24 teev.
  • Kua nplaum . Nws tau npaj los ntawm cov ntoo ntoo, ntoo tshauv thiab chalk. Cov khoom siv qhia tau nws tus kheej zoo thaum pib ua thiab muab ntoo tso.
  • Cov khoom siv polyurethane . Nws yog qhov kim tshaj plaws ntawm cov khoom siv saum toj no. Cov khoom siv muaj tus lej ntawm cov yam ntxwv zoo. Thaj chaw uas muaj pes tsawg leeg siv tau zoo kawg nkaus tiv taus cov khoom hnyav siab.
Duab
Duab
Duab
Duab
Duab
Duab

Cov khoom siv no zoo tagnrho rau kev kho rooj tog xws li lub rooj zaum rooj uas xoob dhau sijhawm. Tsis tas li, qhov muaj pes tsawg leeg yog tiv taus ntau yam kub, noo noo thiab hnub ci tawg. Cov ntoo ntoo uas ua haujlwm nyob rau qhov xwm txheej hnyav tshaj plaws yog qhov zoo tshaj plaws nrog tsuas yog cov muaj pes tsawg leeg.

Scope ntawm daim ntawv thov

Ib- thiab ob-tivthaiv PVA cov nplaum tau siv rau cov nplaim nplaum uas nyob sab hauv. Thiab ob qho khoom siv tawv tawv tuaj yeem yuav yooj yim rau siv sab nraum zoov xws li ntaiv, rooj tog vaj, lub qhov rooj lossis lub qhov rooj. Polyurethane kua nplaum ua tau zoo tshaj ntoo rau ntoo, ntxiv rau cov vuas luaj ceramic, plywood, hlau thiab yas. Cov khoom lag luam tau txiav txim siab zoo rau cov ntoo uas muaj roj. Adhesive alloy tsim kev sib txuas yam tsis kho nrog lub clamp, muab kev sib txuas ntawm cov ntu nrog qhov khoob me.

Duab
Duab

Epoxy kua nplaum tau pom zoo rau kev ua haujlwm uas cuam tshuam nrog ntoo rau ntoo. Cov khoom ua tiav qhov khoob zoo, tsim kev sib txuas tsis muaj dej.

Cov kev sib tiv tauj sib sau ua ib qho hlua khi uas tiv taus cov kev nyuab siab. Cov nplaum muab kev txhim kho ruaj khov ntawm cov khoom lag luam hauv kev tsim cov rooj tog zaum upholstered thiab ua cov yas loj loj rau ntoo.

Duab
Duab

Superglue feem ntau siv hauv tsev, txij li nws yog cov txheej txheem kom qhuav sai. Txawm li cas los xij, sib nrug ntawm qhov no, nws tau siv dav rau ntoo. Nws yog qhov tsis tseem ceeb rau kev kho cov ntoo me me thiab kho qhov nruab nrab ntawm cov khoom. Cov muaj pes tsawg leeg tau pom zoo rau kev ntim cov kab nrib pleb ntawm cov ntoo, thiab nws tseem tuaj yeem siv los kho lub rooj txiav ntoo nrog koj txhais tes.

Duab
Duab

Pob txha nplaum yog qhov zoo tshaj plaws rau cov rooj tog qub.

Yuav siv li cas?

Txhua hom kua nplaum rau ntoo xav tias ua raws li cov cai hauv ib tus neeg uas tau nthuav tawm hauv qhov kev thov.

Cov txheej txheem muaj xws li:

  • qhov xav tau los ntxuav cov chaw ua haujlwm ua ntej thov kev sib xyaw;
  • ua qhov kev ntsuas sib dhos yam tsis siv kua nplaum.
Duab
Duab

Txij li cov ntu uas tsis tawm los nias rau ib leeg thaum siv lub zog me ntsis, nws yuav tsis ua haujlwm rau kua nplaum. Twb tau txuas nrog cov khoom nrog kev pab los ntawm kev sib xyaw yuav tsum tau kho nrog clamps kom txog thaum cov khoom qhuav tas. Qhov nruab nrab, cov khoom lag luam khov kho hauv ib hnub. Cov kua nplaum, ua cov cuab yeej kho cov ntoo ntoo ntawm ib leeg, yog qhov kev xaiv qub thiab muaj txiaj ntsig zoo, uas tau muab nws cov khoom sib zog ua tsaug rau kev txhim kho thev naus laus zis tshiab kawg. Txhua yam khoom muaj cov lus qhia ntxaws rau kev siv ntawm lub ntim.

Duab
Duab

Chaw tsim tshuaj paus

Ntawm kev ua lag luam, ntoo kua nplaum yog sawv cev los ntawm ntau yam ntawm cov paub zoo. Cov thawj coj hauv ntu no yog Moment, Titebonde thiab Titan.

Duab
Duab

Titebond tsim los ntawm lub tuam txhab Franklin International Cov … Cov khoom raug pom zoo rau cov rooj tog plywood, ntoo hauv pem teb, thiab lwm yam kev ua ntoo. Cov muaj pes tsawg leeg tsis suav nrog cov kuab tshuaj, thiab cov khoom tseem ceeb yog ntuj tsim thiab hluavtaws polymers. Cov yam ntxwv no muab cov nplaum zoo rau ntawm ib sab.

Muaj cov txheej txheem tsim Titebond II Hwm , uas yog qhov xav tau zoo rau kev tsim cov qhov rooj thiab qhov rai. Cov muaj pes tsawg leeg muaj qib siab ntawm kev tiv thaiv ya raws, yog li ntawd, nws pom nws tus kheej zoo kawg nkaus thaum ua haujlwm ntawm txoj kev. Heev feem ntau, cov cuab yeej zoo sib xws tau siv los kho lub ntsej muag ntoo nrog ntau yam.

Duab
Duab

Tuam txhab Henkel nrov rau nws cov khoom " Moment ntawm Super PVA D3 " … Nws yog siv rau lub hom phiaj kev lag luam, ntxiv rau hauv lub neej txhua hnub rau gluing duab los qhia, ntawv lossis plywood. Waterproof PVA kua nplaum ua raws li cov tshuaj ntxiv hauv kev daws teeb meem, vim tias cov yas ntawm cov khoom tiav tiav nce. Cov qauv D4 qhia txog qib siab hauv cov khoom ntawm cov dej tsis kam. Cov peev nyiaj zoo li no yog cov khoom tshwj xeeb lub hom phiaj, yog li ntawd, lawv txawv ntawm tus nqi siab.

Duab
Duab

" Lub sijhawm koom nrog " - Cov kua nplaum Lavxias zoo tshaj plaws, uas yog cov dej tawg uas ua raws txhua hom ntoo, nrog rau cov khoom siv hauv tsev. Cov kws ntoo paub txog nws cov ziab kom qhuav, muaj peev xwm thiab ua tau ntev.

Duab
Duab
Duab
Duab

" Titanium universal " pom zoo rau kev sib txuas yas, iav thiab ntoo. Xws li cov kua nplaum kom qhuav sai sai tau txais lub zog, dhau los tsis muaj xim, yog li ntawd nws tau txiav txim siab yog qhov kev xaiv zoo tshaj plaws rau kev ua haujlwm nrog ntoo thiab ntoo uas muaj cov khoom siv.

Duab
Duab
Duab
Duab

Ntoo nplaum " Thib ob " khov kho nplaum cov duab los qhia, tawv tawv, ntoo, chipboard thiab ntaub. Nws tuaj yeem siv los kho ntau yam sib txuas ua ke ntawm cov khoom siv thiab cov khoom lag luam. Cov nplaum yog nrov nyob rau hauv kev kho cov rooj tog thiab kev teeb tsa hauv pem teb. Cov muaj pes tsawg leeg tsis muaj ntxhiab, yog li nws tuaj yeem siv tau hauv chav kaw.

Duab
Duab
Duab
Duab

Cov Tswv Yim

Thaum yuav cov kua nplaum rau ntoo, cov hauv qab no yuav tsum raug coj mus rau hauv tus account:

  • Yog tias koj tau ntim cov khoom ib txhis, tom qab ntawd koj yuav tsum tau them sai sai rau cov khoom sib txuas hluavtaws. Rau qhov uas yuav xav tau kev sib dhos yav tom ntej, nws yog qhov raug dua los yuav cov khoom siv pob txha lossis casein.
  • Hom ntoo ntoo tsis tas yuav tsum tau lo nrog casein cov nplaum, vim tias dhau sijhawm, cov nqaws yuav tsaus dua, thiab cov "Joiner" muaj pes tsawg leeg, uas tau txais qhov ntxoov ntxoo ib yam li qhov chaw ua haujlwm, yuav zoo rau kev ua haujlwm no.
  • Thaum yuav PVA, koj yuav tsum txheeb xyuas nws qhov sib xws. Yog tias nws yog kua heev lossis sib tham, tuab heev, nws txhais tau tias cov khoom tau raug rau qhov kub taub hau thaum thauj mus los lossis khaws cia. Vim li ntawd, nws tau lees tias yuav plam nws cov khoom.
Duab
Duab
Duab
Duab

Txhawm rau xaiv cov kua nplaum zoo, koj yuav tsum coj mus rau hauv tus account qhov ntim thiab qhov tshwj xeeb ntawm txoj haujlwm tom ntej . Piv txwv li, txhawm rau siv cov khoom sib xyaw rau thaj tsam loj, koj yuav tsum xaiv cov khoom ua hmoov, vim tias lawv ob peb zaug pheej yig dua. Nws yog qhov yuav tsum tau kawm txog cov yam ntxwv zoo ntawm cov muaj pes tsawg leeg, xaiv cov khoom lag luam raws li lub cev tsim nyog tshaj plaws ntawm cov khoom.

Duab
Duab

Nws yuav tsis yog qhov tseem ceeb ua ntej tham nrog tus kws tshaj lij, vim tias feem ntau ntawm cov kws tshaj lij xaiv cov lus sib piv, thiab cov ntaub ntawv ntawm kev ntim khoom thiab tshuaj xyuas cov neeg siv khoom yuav pab koj xaiv qhov yog ntawm cov khoom lag luam hauv tsev thiab txawv teb chaws ntawm cov nplaum ntoo.

Pom zoo: