PVC ua npuas ncauj board(tseem hu uaForex board, Sintra lub rooj tsavxwm, los yognthuav PVC ntawv) yog ib lub teeb yuag, nruj daim ntawv yas siv dav hauvadvertising signage, kho kom zoo nkauj sab hauv, rooj tog zaum rov qab panels, CNC routing tej yaam num, thiabcov qauv kev lag luam. Nws cov koob meej tshwm sim los ntawm kev sib xyaw ua ke ntawm cov khoom tsim nyog: nws yogwaterproof thiab ya raws - pov thawj, nplaim taws-retardant, yooj yim txiav thiab fabricate, thiab muaj nyob rau hauv ntau yam thicknesses, xim, thiab nto finishes.
Txawm hais tias PVC ua npuas ncauj board muaj kev ruaj ntseg ntawm lub cev thiab tshuaj lom neeg, kev tu tsis zoo lossis kev cia yuav ua rau sai saidaj daj, nto khawb, warping deformation, thiabkev laus ntxov ntxov. Txawm hais tias koj yog tus tsim kos npe, sab hauv haum- tawm ntawm tus neeg cog lus, lossis cov neeg siv kawg, ua raws li kev saib xyuas hauv qab no yuav pab khaws cia lub rooj tsav xwm zoo li qub thiab ua kom nws lub neej ua haujlwm tau zoo.
1. Yuav Ua Li Cas Ntxuav PVC Ua Npuas Ncauj Board: Txhua Hnub Tu & Tshem Tawm Tshem Tawm
Kev tu tsis tu ncua yog lub hauv paus ntawm PVC ua npuas ncauj board tu. Plua plav, ntiv tes, thiab ib puag ncig grime sib sau ua ke dhau sijhawm, ua rau lub ntsej muag dulling thiab ua rau lub sijhawm ntev - hloov xim. Ua raws li cov txheej txheem hauv qab no raws li hom thiab qhov hnyav ntawm cov av.
1.1 Kev tu plua plav niaj hnub
Rau cov plua plav thiab lub teeb khib nyiab txhua hnub:
- Siv lub tshuab ntxhua khaub ncaws, tshuab ntxhua khaub ncaws electrostatic, los yog daim ntaub mos microfiberkom qhuav - so saum npoo. Qhov no tshem tawm cov khoom xoob tsis muaj kev puas tsuaj.
- Tsis txhob siv cov ntaub qhuav qhuav, cov phuam qub, lossis cov ntaub so ntswg, raws li cov no tuaj yeem ua rau zoo micro- khawb rau ntawm qhov chaw - tshwj xeeb tshaj yog pom ntawm glossy thiab tsaus nti- cov laug cam, tsim kom muaj "khaus" lossis huab zoo li lub sijhawm.
- Rau loj - cov ntawv boards siv litso saib panels lossis exhibition backdrops, xav siv asoft- txhuam txhuam txhuam txuaskom ceev tshem tawm plua plav tsis muaj kev sib cuag.
Fig. 2 - Cov ntaub mos mos microfiber yog cov cuab yeej zoo tshaj plaws rau kev tshem tawm plua plav tawm ntawm PVC ua npuas ncauj qhov chaw.
1.2 Tshem Tawm Stubborn Stains
Thaum plua plav ib leeg tsis txaus:
- Damp ib daim ntaub mos, huv sinrog dej sov thiab wring nws kom txog thaum ib nrab - qhuav (cov ntaub yuav tsum hnov tsw tab sis tsis ntws).
- Maj mam so qhov chaw cuam tshuam hauv ib qho kev taw qhia. Rau thaj chaw loj, ua haujlwm hauv ntu.
- Rau hnyav av,ntxiv ob peb tee me me, pH-neutral detergentxws li diluted tais xab npum rau dej. Tsis txhob alkaline los yog acidic ntxuav.
- Tom qab ntxuav,rov so nrog daim ntaub ntub dej huvkom tshem tawm cov tshuaj detergent residue, ces qhuav tam sim ntawd nrog ib daim ntaub mos mos microfiber los tiv thaiv dej.
1.3 Kev kho mob tshwj xeeb
Cov kab mob sib txawv xav tau kev sib txawv. Ib txwmqhov chaw- sim ib tus neeg saib xyuas ntawm qhov tsis pom ntawm ntug lossis kaumua ntej kho qhov chaw pom.
Roj-Based Cwj mem / Permanent Marker
- Muab ib lub paj rwb swab los yog ntaub mos muag rau hauv75% isopropyl cawv (kev kho mob-qib)los yog ib tug tshwj xeebwhiteboard ntxuav.
- Maj mam dab thiab so lub cim - cov roj feem ntau-raws li inks tshem tawm hauv vib nas this.
- Tsis txhob siv cov kuab tshuaj organic muaj zogxws li toluene, xylene, txiv tsawb roj (amyl acetate), acetone, los yog ntsia thawv polish remover. Cov tshuaj no ncaj qha corrode thiab yaj lub PVC nto, ua rau irreversible etching thiab pitting.
Adhesive / Glue Residue
- Thov ib qho me me ntawmcua roj (tseem ceeb roj balm), ua noj roj,lub acitrus-raws li nplaum nplaummus rau qhov seem.
- Cia nws zaum rau 3-5 feeb kom soften lub nplaum.
- Maj mam txhuam nrog ib daim ntaub mos nyob rau hauv lub voj voog kom txog thaum cov residue lifts.
- Ua kom tiav los ntawm kev ntxuav thaj chaw nrog dej xab npum me me kom tshem tawm oily residue.
- Tsis txhob khawb nrog cov hniav, hlau spatulas, lossis rab chais hniav- txawm tias lub teeb scraping tawm cov cim mus tas li ntawm PVC nto.
Penetrating Pigments (Inks & Dyes)
- Qee cov inks thiab dyes tuaj yeem nkag mus rau micro-qhov pores ntawm PVC nto, ua rau lawvnyuaj heev kom tshem tawm tag nrhoib zaug teem.
- Ua ceev ceev:Tam sim ntawd blot (tsis txhob rub) cov nchuav nrog ib daim ntaub ntub dej kom nqus cov xim ntau li ntau tau.
- Tsis txhob muab tshuaj txhuam rau hauv ib cheeb tsam loj, vim qhov no tuaj yeem kis tau cov xim thiab nthuav cov xim.
- Rau kev teeb tsa stains, sab laj nrog lub rooj tsavxwm tsim kom haum cov lus qhia - aggressive DIY sim feem ntau ua rau kev puas tsuaj.
1.4 Yam tshuaj twg koj yuav tsum zam thaum ntxuav PVC ua npuas ncauj Board?
PVC ua npuas ncauj pawg thawj coj saib muaj kev txwv tshuaj tiv thaiv. Kom tsis txhob muaj kev puas tsuaj mus tas li:
- Zam kev sib cuagnrog volatile organic solvents, muaj zog acids (xws li, hydrochloric acid, sulfuric acid), muaj zog alkalis (piv txwv li, caustic soda), chlorine -raws li tshuaj dawb, thiab xim thinners.
- Cov tshuaj no tuaj yeem ua raunto blistering, chalking (powder), xim fading, embrittlement, los yog ua tiav cov qauv deformationntawm lub rooj tsavxwm.
- Thaum siv PVC ua npuas ncauj boards nyob rau hauv lub chaw soj nstuam, kev cob qhia, lossis chav ua noj, xyuas kom muaj kev tiv thaiv tshuaj lom neeg nyob hauv qhov chaw.
2. Kev tiv thaiv khawb & Kev Tiv Thaiv Ntog rau PVC Foam Boards
Qhov tawv tawv ntawm PVC ua npuas ncauj yog qhov qis dua li ntawm cov hlau, iav, lossis pob zeb ntuj. Kev tiv tauj txhua hnub tuaj yeem tso cov cim pom. Kev tiv thaiv kev tiv thaiv muaj txiaj ntsig zoo dua li kev sim kho.
- Nto hardness awareness:Lub Nkoj Hardness ntawm PVC ua npuas ncauj board feem ntau yog nyob ntawm D55-D65, txhais tau tias nws tuaj yeem raug khawb los ntawm cov khoom siv xws li cov yawm sij, cov cuab yeej, cov hniav nyiaj hniav kub, thiab txawm tias cov rau tes yog tias siv siab. Khaws cov khoom ntse lossis taw tes kom deb ntawm qhov chaw.
- Kev siv rooj tog thiab tso saib:Thaum siv PVC ua npuas ncauj pawg thawj coj ua lub txee rov qab vaj huam sib luag, cov rooj saum toj kawg nkaus, lossis cov txee tso saib, txuascov ntaub qhwv los yog silicone bumpersrau hauv qab ntawm txhua yam khoom txav tau (vases, ornaments, electronics, desk accessories). Qhov kev ntsuas yooj yim no tiv thaiv feem ntau ntawm txhua hnub - siv khawb.
- Kev tiv thaiv zaj duab xis:Ntau PVC ua npuas ncauj boards nkoj nrog aPE tiv thaiv zaj duab xisntawm qhov chaw. Khaws cov yeeb yaj kiab no kom zoo thaum txiav, tsim, kev thauj mus los, thiab kev teeb tsa kom tiv thaiv cov cement txaws, kua nplaum, plua plav, thiab cov cuab yeej cim.
- Kev tshem tawm raws sijhawm:Tshem tawm zaj duab xisnyob rau hauv ib lub hlis tom qab installation. Tso nws rau ncua sij hawm ntev - tshwj xeeb tshaj yog nyob rau hauv sov los yog tshav ntuj tej yam kev mob - yuav ua rau cov zaj duab xis nplaum rau degrade thiab daim ntawv cog lus rau lub rooj tsavxwm, ua rau tawv ncauj residue uas nyuaj rau tshem tawm.
- Kev tiv thaiv ntug:Txiav ntug yog qhov yooj yim dua rau chipping thiab cuam tshuam kev puas tsuaj. Xav txogntug-Banding los yog siv kev tiv thaiv trimrau siab - daim ntawv thov tsheb.
Fig. 3 - Khaws lub Hoobkas tiv thaiv zaj duab xis thaum tsim thiab teeb tsa; tshem tawm hauv ib lub hlis.
3. Yuav ua li cas khaws & tuav PVC ua npuas ncauj Board kom raug
Kev khaws cia tsis raug yog ib qho ntawm feem ntau ua raumus tas li warping, khoov, thiab nto puashauv PVC ua npuas ncauj boards. Txawm hais tias koj khaws ob peb nplooj ntawv hauv kev cob qhia lossis tswj cov khoom muag ntau, cov kev coj ua hauv qab no yog qhov tseem ceeb.
3.1 Zoo tagnrho Cia Ib puag ncig
- Qhov chaw:Khw hauv atxias, qhuav, zoo- qhov cua nyob sab hauv tsev. Tsis txhob raug tshav ntuj ncaj qha thiab ntev ntev los nag tiv tauj - thaum lub rooj tsavxwm nws tus kheej tsis muaj dej, ntev - lub sijhawm ya raws tuaj yeem cuam tshuam rau nws cov qauv ua npuas ncauj thiab ua rau delamination ntawm cov npoo.
- Thaum tshav kub kub qhov chaw:Khaws cov boards tsawg kawg1 meter (3 feet) deblos ntawm radiators, cua sov qhov cua, cua kub blowers, chav kav dej, thiab lwm yam cua sov qhov chaw. Radiant cua sov tuaj yeem ua rau tsis sib xws thermal expansion thiab warping mus tas li.
- Cov xwm txheej zoo:Khaws cia kub nruab nrab10℃thiab 40℃(50℃F-104℃F), nrog txheeb ze humidity tsis tshaj80%. Tsis txhob muaj ib puag ncig nrog qhov kub thiab txias hloov pauv sai uas ua rau muaj qhov sib txawv.
3.2 Cov txheej txheem stacking kom raug
- Flat stacking nkaus xwb:Boards yuav tsum tau stackedtiaj tus. Tag nrho hauv qab ntawm pawg yuav tsum yog ntawm ibqib, nruj nto(xws li lub pallet los yog cov khib nyiab khov kho) nrog rau kev xa tawm txawm tias quab yuam thoob plaws cheeb tsam. Ib qho overhang dhau qhov kev txhawb nqa yuav ua rau khoov mus tas li lossis sagging dhau sijhawm.
- Xaiv los ntawm specification:Separate boards los ntawmthickness thiab loj. Ib txwm qhov chawthicker, hnyav boards nyob rau hauv qabthiab thinner, sib dua nyob rau saum.
- Qhov siab txwv:Tsis txhob tso siab dhau. Raws li txoj cai dav dav, ib pawg yuav tsum tsis pub tshaj1 ' meter ' (3.3 ko taw)nyob rau hauv tag nrho qhov siab los tiv thaiv ntau compressive quab yuam nyob rau hauv qab boards, uas yuav ua rau nto indentations los yog mus tas li deformation.
- Interleaving:Qhov chawkraft ntawv, ntawv ua npuas ncauj, los yog mos uas tsis yog -woven separatorsnruab nrab ntawm tus kheej lub rooj tsavxwm - qhov no tiv thaiv qhov chaw-rau- qhov chaw sib txhuam khawb thaum khaws thiab khaws cia. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau glossy- cov ntawv ua tiav.
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Fig. 4 - Kev sib dhos kom zoo nrog cov khoom sib cais ntawm kev txhawb nqa siab, qib hauv paus tiv thaiv kev sib tsoo thiab khawb.
3.3 Cov lus qhia txog kev tuav & kev teeb tsa
- Loj boards:Rau tag nrho - cov ntawv loj (xws li 1220 × 2440mm / 4' × 8'), ib txwm ua nrogob tug neeg nqa tiajlos yognqa verticallynrog kev txhawb nqa kom raug. Tsis txhob nqa lub rooj tsavxwm loj los ntawm ib lub ces kaum - ib zaug - taw tes quab yuam muaj peev xwm ua rau creasing, tawg, lossis txawm snapping.
- Ntawm - qhov chaw tso chaw:Rau cov laug cam uas tseem tsis tau teeb tsa, thaum sawv ntsug ntawm phab ntsa lossis tso rau ntawm A-cov ntaub ntawv racks, tuav ib qholub kaum sab xis siab dua 80 degree(ze li ntsug). Cushion tag nrho cov ntsiab lus sib cuag nrog cov ntaub mos mos, ua npuas ncauj, lossis roj hmab kom tiv thaiv ntug chipping thiab nto denting.
- CNC thiab txiav rhiav:Thaum thauj cov boards mus rau CNC router txaj lossis cov rooj pom, xyuas kom tag nrho cov ntawv txhawb nqa. Tsis muaj kev txhawb nqa overhang thaum txiav tuaj yeem ua rau kev vibration, chattering, thiab cov npoo ntxhib.
4. Yuav ua li cas tiv thaiv PVC ua npuas ncauj Board Yellowing & Deformation
Ib puag ncig yam tseem ceeb - tshwj xeeb tshaj yog UV hluav taws xob thiab cua sov - yog qhov ua rau ntev - lub sij hawm degradation hauv PVC ua npuas ncauj boards. Hais txog cov kev ua haujlwm no tuaj yeem ua ob lossis peb npaug rau lub neej siv tau ntawm koj lub rooj tsavxwm.
4.1 UV tiv thaiv rau sab nraum zoov & Qhov rai
- Yellowing mechanism:Standard PVC ua npuas ncauj boards raug UV hluav taws xob undergoduab-degradation, ua rau cov saw hlau polymer tawg. Qhov no manifests raws li ib tug zuj zus yellowing, nto chalking, thiab embrittlement.
- Sab nraum zoov- qib boards:Rau txhua daim ntawv thov sab nraum zoov (sib npe, fascia vaj huam sib luag, sab nrauv qhia), ib txwm xaivPVC ua npuas ncauj boards tsim nrog UV-stabilizing additivesthiabtitanium dioxide (TiO₂) tiv thaiv. Cov boards no tau tsim tshwj xeeb rau kev ua haujlwm sab nraum zoov. Xauj pebUV-resistant PVC ua npuas ncauj ntau yam.
- Kev kho deg:Txawm tias muaj UV-stabilized boards, raws sij hawm thov ntawmntshiab UV- tiv thaiv lacquer, automotive- qib ntshiab lub tsho, los yog UV- thaiv cov zaj duab xis laminatemuab cov txheej txheem tiv thaiv ntxiv thiab txuas ntxiv kev pabcuam sab nraum zoov.
- Sab hauv boards ze lub teeb:Rau sab hauv boards nyob ze qhov rais, skylights, los yog iav qhov rooj, sivcurtains, blinds, los yog UV{0}}filtering qhov rais zaj duab xiskom txo tau qhov raug UV cumulative. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov xim dawb thiab lub teeb - cov xim tha xim uas pom daj ntau tshaj plaws.
4.2 Kev tswj qhov kub thiab txias
- Qhov siab tshaj plaws kev pab kub:PVC ua npuas ncauj board softens nce qib saum toj no60℃(140℃F). Kev raug mob ntev ntawm qhov kub siab ua rau muaj kev sib hloov mus tas li thiab qhov tsis txaus ntseeg.
- Yam tsawg kawg qhov kev pabcuam kub:Thaum PVC ua nkig ntau dua ntawm qhov kub thiab txias, nws feem ntau ua kom txaus rau kwv yees li-10 ° F (14 ° F)rau static applications. Tsis txhob cuam tshuam kev thauj khoom hauv cov xwm txheej khov.
- Cov khoom kub tiv tauj - xoom kam rau ua:Tsis txhob tso caiFreshly extinguished luam yeeb butts, kub lauj kaub thiab lauj kaub, soldering irons, kub kua nplaum phom (nyob rau hauv kev sib cuag ncaj qha), los yog kub phom (tsau ze heev)kov lub board nto. Cov no yuav tsim cov cim kub hnyiab tam sim ntawd, cov craters yaj, lossis kev puas tsuaj mus tas li - kev puas tsuaj uas kho tsis tau.
4.3 Pwm & Mildew Tiv Thaiv
Thaum PVC ua npuas ncauj nws tus kheej tsis yog - ntxeem tau thiab tsis txhawb pwm kev loj hlob, zaj dab neeg hloov ntawm cov npoo thiab cov pob qij txha:
- Hauvsiab -humidity, tsis zoo ventilated ib puag ncig(chaw da dej, hauv qab daus, chav ua noj ua lag luam), cov plua plav, roj, thiab cov khib nyiab organic rau ntawm lub rooj tsavxwm thiab hauv kev txiav - ntug pores tuaj yeem nqus dej thiabyug pwm colonies.
- Kev Tiv Thaiv:Tsis tu ncua so cov laug cam hauv qhov chaw ntub dej. Khaws cov ntug qhov khoob thiab nthuav cov pob qij txha huv thiab qhuav. Rau cov dej noo- kev teeb tsa yooj yim, xav txog kev sib khi cov npoo nrog asilicone sealant lossis ntug -banding daim kab xevkaw cov npuas dej - cell qauv.
- Yog tias pwm tshwm sim, ntxuav nrog adiluted hydrogen peroxide daws (3%)los yog aquaternary ammonium -raws li tshuaj tua kab mob, ces qhuav kom huv si.
5. Pom zoo PVC Ua Npuas Ncauj Board Lub Sijhawm Saib Xyuas
Kev sib raug zoo yog qhov tseem ceeb rau kev tuav lub sijhawm ntev -. Siv daim ntawv txheeb xyuas hauv qab no ua ib qho kev siv rau cov xwm txheej sib txawv ntawm daim ntawv thov:
| Ntau zaus | Sab Hauv Tsev (Low Traffic) | Sab Hauv Tsev (High Traffic) | Sab nraum zoov (Covered) |
|---|---|---|---|
| Txhua Hnub / Lub Limtiam | - | Qhuav plua plav nrog daim ntaub microfiber | Qhuav hmoov av; tshawb xyuas cov noog poob los yog khib nyiab |
| Ob-Txhua lub limtiam | Lub teeb qhuav plua plav | Damp so nrog me ntsis detergent | Damp so; tshuaj xyuas cov npoo kom ya raws |
| Txhua hli | Ntxuav tag nrho; tshuaj xyuas rau khawb | Sib sib zog nqus; tshawb xyuas cov yeeb yaj kiab / txheej | Siv cov tshuaj tiv thaiv UV; xyuas kom yellowing |
| Peb lub hlis twg | Tshawb xyuas cov npoo & cov pob qij txha; rov siv cov ntaub qhwv ntsej | Kev tshuaj xyuas tag nrho; polish me ntsis khawb | Kev tshuaj xyuas tag nrho; rov siv UV txheej yog tias xav tau |
| Txhua xyoo | Ntsuam xyuas tag nrho cov mob; hloov yog tias muaj hnub nyoog | Kev tu tob tob; ntug resealing | Ntsuam xyuas cov kev xav tau hloov pauv rau UV- cov boards raug |
Koj tseem tuaj yeem siv daim ntawv txheeb xyuas yooj yim no:
- Plua plav nto nrog ntaub microfiber (txhua lub limtiam rau siab - thaj chaw tsheb)
- Damp- ntxuav nrog xab npum nruab nrab (hli)
- Tshawb xyuas qhov khawb, dents, thiab ntug kev puas tsuaj (ib hlis)
- Tshawb xyuas thiab hloov cov ntaub qhwv hauv qab cov khoom txav tau (lub hlis twg)
- Rov ua cov txheej txheem tiv thaiv UV rau sab nraum zoov (txhua 3-6 lub hlis)
- Txheeb xyuas cov xwm txheej cia: kub, av noo, pawg ruaj khov (lub hlis twg)
- Kev ntsuam xyuas kev tshaj lij rau cov ntawv thov tseem ceeb (txhua xyoo)
6. Kev daws teeb meem feem ntau PVC Foam Board teeb meem
Txawm tias muaj kev saib xyuas zoo tshaj plaws, teeb meem tuaj yeem tshwm sim. Hauv qab no yog ib daim ntawv qhia sai sai rau kev kuaj mob thiab hais txog cov teeb meem PVC ua npuas ncauj. Nco ntsoov tias qee hom kev puas tsuaj tsis tuaj yeem thim rov qab -kev tiv thaiv yeej ib txwm zoo dua kev kho. Rau cov boards puas loj, tuaj xyuas peb PVC ua npuas ncauj board khoom ntau yamrau kev hloov.
| Teeb meem | Tej yam ua rau | Cov lus pom zoo |
|---|---|---|
| Me me nto khawb | Abrasive so nrog cov ntaub qhuav / ntxhib; tiv nrog cov khoom ntse lossis taw tes | Test ibzoo automotive swirl- tshem tawm polishing compoundntawm thaj chaw tsis pom kev. Maj mam buff los ntawm tes nrog microfiber ncoo.Kev kho kom tiav tsis tau lav, tshwj xeeb tshaj yog nyob rau hauv glossy los yog tsaus nti -xim xim. Kev khawb tob tsis tuaj yeem raug tshem tawm. |
| Localized dents / kev nyuaj siab | Ntev ntev taw tes hnyav -load siab los ntawm cov khoom | Qhov chaw asov (tsis kub) damp phuamtshaj qhov dents (tsawg dua los yog sib npaug li 50℃/ 122℃F) thiab siv lub tiaj tiaj, sib npaug sib npaug rau saum. Tawm rau ob peb teev.Ib nrab rov qab tuaj yeem ua tau; 100% rov qab tsis tau lav.Rov ua dua raws li xav tau. |
| Frayed, ntxhib, los yog brittle npoo | Nplua los yog cov cuab yeej txiav tsis raug; ntev - ib puag ncig kev laus | Cov khoom muaj hnub nyoog / nkig tsis tuaj yeem thim rov qab.Maj mam xuab zeb burrs nrognplua -grit sandpaper (Ntau dua lossis sib npaug rau 400 grit). Yog hais tias ntug degradation yog dav, hloov lub rooj tsavxwm. Rau kev txiav yav tom ntej, ib txwm siv cov carbide ntse -tipped hniav. |
| Adhesive residue los ntawm cov laus tiv thaiv zaj duab xis | Zaj duab xis sab laug ntev dhau lawm; Thaum tshav kub kub los yog UV raug degraded cov nplaum | Soak cov residue nrogisopropyl cawv (75%)los yog anon-corrosive coj mus muag nplaum Remover. Cia nws nyob rau 5-10 feeb, ces maj mam so nrog ib daim ntaub mos.Tsis txhob siv hlau scrapers.Ntau daim ntawv thov yuav xav tau rau cov residue hnyav. |
| Yellowing / discoloration | UV hluav taws xob raug; tshuaj fume tiv tauj; kub heev | Yellowing feem ntau irreversible.Rau cov mob me me ntawm cov laug cam, alub teeb buffing nrog nplua polishing compoundtej zaum yuav txo tau nto - theem discoloration, tab sis lub hauv paus ntawm polymer degradation tseem nyob.Kev tiv thaiv los ntawm kev tiv thaiv UV yog tib lub tswv yim txhim khu kev qha. |
| Warping / dabtsi yog khoov | Kev khaws cia tsis zoo (kev txhawb nqa tsis sib xws, overhang); ib qho -sab tshav kub raug; ntau pawg qhov siab | Rau me me warping, tso lub rooj tsavxwmtiaj tus ntawm ib theem ntonrog lub convex sab, thov maj mam, txawm hnyav, thiab cia nws so hauv ibkev nyab xeeb-tswj ib puag ncig (20–25 degree)rau 48-72 teev. Kev ua tsov rog hnyav yog qhov ruaj khov - hloov lub rooj tsavxwm thiab txhim kho kev ua haujlwm cia. |
7. Cov lus nug nquag nug txog PVC ua npuas ncauj Board Maintenance
A:Siv cov khoom siv polishing zoo heev (xws li, automotive swirl remover) thiab ua tib zoo sim- polishing hauv qhov chaw tsis pom kev ua ntej. Kev kho kom tiav tsis tau lees paub, tshwj xeeb tshaj yog rau ntawm qhov chaw glossy. Rau cov cim saum toj kawg nkaus, maj mam buffing nrog daim ntaub microfiber yuav txo qhov pom. Cov khawb tob uas nkag mus rau hauv txheej txheej tsis tuaj yeem kho tau - kev tiv thaiv yog qhov tseem ceeb.
A:Yog lawm, PVC ua npuas ncauj boards tuaj yeem siv sab nraum zoov, tab sis tus qauv sab hauv tsev- cov ntawv qib uas raug tshav ntuj ntev yuav maj mam tig daj thiab ua nkig vim UV hluav taws xob. Rau kev siv sab nraum zoov, xaivPVC ua npuas ncauj pawg thawj coj saib nrog ntxiv UV- cov tshuaj tiv thaiv ntxiv, los yog siv cov txheej tiv thaiv ib ntus, UV- thaiv cov yeeb yaj kiab, lossis cov xim pleev xim rau kom ntev kev pab cuam lub neej. Sab nraum zoov- qib boards feem ntau kav ntev li 3–5+ xyoo piv rau 1–2 xyoo rau cov boards txheem.
A:PVC ua npuas ncauj board pib muag thaum rhuab. Qhov chaw ua hauj lwm kub yuav tsum tsis txhob ntau tshaj60℃(140℃F)rau ncua sij hawm. Tsis txhob sib cuag ncaj qha nrog cov khoom kub xws li cov luam yeeb pob tw, cov lauj kaub kub, lossis cov hlau nplaum, vim tias cov no yuav tawm ntawm qhov kub thiab txias tam sim ntawd. Rau qhov chaw txias, lub rooj tsavxwm ua haujlwm txaus kom txog li -10℃(14℃F) hauv cov ntawv thov zoo li qub, txawm tias nws ua rau qhov kub thiab txias.
A:PVC ua npuas ncauj boards yuav tsum tau khaws ciatiaj tusnyob rau hauv ib qho chaw txias, qhuav, thiab zoo - qhov cua qhov chaw, deb ntawm lub hnub ci ncaj qha thiab qhov chaw tshav kub. Qhov zoo tagnrho cia kub yog10℃-40 degreenrog txheeb ze humidity hauv qab no80%. Muab cov ntawv kraft lossis cov ntawv mos sib cais ntawm ib tus neeg lub rooj tsavxwm, pawg tuab tuab hauv qab, xyuas kom tag nrho lub hauv paus yog theem nrog txawm tias quab yuam faib, thiab khaws tag nrho pawg qhov siab hauv qab 1 meter.
A:Me me, pH- cov tshuaj tsis huv xws li cov tshuaj ntxuav tais diav muaj kev nyab xeeb rau kev tu txhua hnub. Rau tougher stains zoo li marker lossis nplaum residue,75% isopropyl cawvlos yog ib lub tshuab ntxuav tais diav tshwj xeeb tuaj yeem siv tom qab qhov chaw- kuaj ntawm thaj chaw tsis pom tseeb.Tsis txhob sivCov kuab tshuaj muaj zog xws li acetone, toluene, txiv tsawb roj, chlorine bleach, los yog cov tshuaj abrasive xws li cov ntaub plaub thiab cov ntaub so ntswg, vim tias cov no yuav ua rau PVC nto mus tas li.
A:Thaum khaws cia kom zoo thiab siv nyob rau hauv ib puag ncig tsim nyog, PVC ua npuas ncauj tuaj yeem kav ntev5–{1}} xyootsis muaj qhov tseem ceeb degradation. Lub neej kev pabcuam sab nraum zoov luv dua - feem ntau2-5 xyoosrau UV-stabilized boards thiab1-2 xyoosrau cov qauv txheem - vim yog UV raug thiab huab cua. Xaiv qib pawg thawj coj zoo rau koj daim ntawv thov thiab ua raws li kev saib xyuas kom zoo yuav ua rau muaj kev pab cuam lub neej nyob hauv txhua qhov xwm txheej.
A:Cov kuab tshuaj organic muaj zog - suav nrogacetone, toluene, xylene, txiv tsawb roj (amyl acetate), pleev xim rau, thiab ntsia thawv polish tshem tawm- ncaj qha corrode thiab yaj cov PVC nto, ua rau irreversible etching thiab pitting. Muaj zog acids (hydrochloric acid, sulfuric acid), muaj zog alkalis (caustic soda), thiabchlorine -raws li tshuaj dawbkuj ua rau nto blistering, chalking, xim fading, embrittlement, thiab ua tiav cov qauv deformation. Tsuas yog me me, pH- cov tshuaj ntxuav tes tsis zoo thiab 75% isopropyl cawv muaj kev nyab xeeb rau siv rau ntawm PVC ua npuas ncauj board.
Xaus: Cov Ntsiab Cai ntawm PVC Foam Board Care
Qhov tseem ceeb ntawm kev tswj xyuas PVC ua npuas ncauj board los ntawm tsib lub ntsiab lus yooj yim:
- Maj mam ntxuav- cov ntaub mos mos, tshuaj ntxuav tes, tsis muaj abrasives
- Kev tiv thaiv khawb- cov ntaub so ntswg, cov yeeb yaj kiab tiv thaiv, ua tib zoo tuav
- Tsis txhob tshav ntuj ncaj qha- UV tiv thaiv sab nraum zoov thiab qhov rais- siv nyob ib sab
- Khaws kom deb ntawm tshav kub- hwm qhov ntsuas kub ntawm 60 degrees
- Tsis muaj hnyav hnyav- cawv feem ntau, tsis txhob acetone los yog thinners
Tsuas yog me ntsis kev saib xyuas thaum siv txhua hnub, tu, thiab khaws cia, PVC ua npuas ncauj boards tuaj yeem khaws lawv cov zoo nkauj, kev tshaj lij rau ntau xyoo. Raudaim ntawv thov tshwj xeeb- xws li kev tshaj tawm sab nraum zoov, huv si -chav partitions, kuaj qhov chaw, lossis zaub mov- tiv tauj ib puag ncig - peb xav kom sab laj nrog peb pab neeg ua haujlwm rau cov txheej txheem txheej, lamination, lossis cov txheej txheem xaiv cov khoom.
