30-Second Summary:
- PVDF (Polyvinylidene Fluoride) txheej yog sab saum toj -tier txheej txheej rau txhuas coils siv hauv tsev ntaub thaiv phab ntsa. Nrog rau kev tiv thaiv huab cua sab nraum zoov lub neej ntawm 20-25 xyoo lossis ntau dua, cov xim zoo nkauj, thiab cov tshuaj tiv thaiv zoo tshaj plaws, nws tau dhau los ua cov khoom nyiam rau cov tuam tsev, cov phiaj xwm ntug dej hiav txwv, thiab cov phab ntsa siab siab thoob ntiaj teb.
- Muab piv rau cov txheej txheem PE thiab HDPE zoo tib yam, PVDF muaj ob peb zaug zoo dua huab cua tiv thaiv, ua rau nws tshwj xeeb tshaj yog haum rau cov cheeb tsam hnyav uas muaj zog ultraviolet hluav taws xob, ntsev tsuag corrosion, nquag acid los nag, thiab kub sib txawv.
- Thaum xaivPVDF coated aluminium coils, tsom mus rau peb lub ntsiab lus tseem ceeb: xim hom (PPG, AkzoNobel, thiab lwm yam), zaj duab xis thickness (Ntau dua lossis sib npaug rau 25μm), thiab seb puas muaj daim ntawv qhia txog huab cua tiv thaiv tag nrho.
- 32 xyoo ntawm kev tsim khoom qhia peb: tus nqi sib txawv ntawm cov xim thaum xaiv cov ntaub thaiv phab ntsa yuav tsis tshaj tus nqi ntawm kev kho dua tshiab tom qab.
Lub tsev cov ntaub thaiv phab ntsa yog nws kim tshaj plaws "sab tshos" thiab nws qhov kev xav tau tshaj plaws ntawm cov khoom siv.
Tshaj tawm txhua hnub rau ultraviolet rays, kua qaub los nag, ntsev tsuag, thiab cua daj cua dub, thaum tib lub sij hawm tswj cov xim thiab textures meticulously tsim los ntawm tus kws kes duab vajtse - cov ntaub ntawv phab ntsa yuav tsum tiv thaiv ob qhov kev sim: lub durability ntawm kev ua tau zoo thiab durability ntawm aesthetics.
Hauv txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej, PVDF fluorocarbon txheej txheej tau teb ob nqe lus nug no nrog ntau tshaj 20 xyoo ntawm kev ua tau zoo.
Peb tau tsim coated aluminium coils rau 32 xyoo, nthuav tawm los ntawm peb lub Hoobkas Suav mus rau ntau tshaj 50 lub teb chaws thoob ntiaj teb. Hauv 32 xyoo no, peb tau pom cov lus qhia uas tau kawm los ntawm kev siv cov txheej txheem PE zoo tib yam rau cov kab hlau rhuav phab ntsa, thiab peb kuj tau pom PVDF kab hlau rhuav phab ntsa uas tseem muaj zog tom qab 20 xyoo raug rau lub hnub hnyav hauv Dubai. Hauv qab no yog daim ntawv qhia kev tshaj lij los ntawm peb qhov kev paub dhau los.
I. PVDF Txheej yog dab tsi? Vim li cas thiaj li tshwj xeeb?
PVDF yog lub npe luv rau Polyvinylidene Fluoride, fluoropolymer resin. Cov txheej txheem ua nrog nws ua lub hauv paus yog lub npe hu ua fluorocarbon coatings-"cov neeg tseem ceeb" ntawm kev lag luam txheej.
Lub ntsiab lus zais ntawm PVDF txheej yog nyob rau hauv nws cov fluorine -carbon chemical bonds. Cov no yog cov tshuaj muaj zog tshaj plaws nyob rau hauv cov organic chemistry, nrog lub zog siab heev, ua rau lawv nyuaj heev kom tawg nyob rau hauv lub teeb ultraviolet. Hauv qhov sib piv, cov pa roj carbon- cov pa roj carbon monoxide hauv cov txheej txheem polyester zoo ib yam maj mam tawg nyob rau hauv lub sijhawm ntev - hluav taws xob ultraviolet, ua rau fading, chalking, thiab poob ntawm gloss.
Plaub qhov zoo ntawm PVDF txheej:
Kev Sib Koom: Peb ib zaug muab PVDF-coated aluminium coils rau cov neeg siv khoom nruab nrab sab hnub tuaj rau cov ntaub thaiv phab ntsa ntawm lub villa seaside. Lub caij ntuj sov hauv cheeb tsam kub siab tshaj 60 degree, hluav taws xob ultraviolet muaj zog heev, thiab huab cua nqa cov ntsev ntsev ntau los ntawm Persian Gulf. Kaum tsib xyoos tom qab, tus neeg siv tau xa cov duab qhia tias cov kab hlau rhuav phab ntsa xim tseem nyob zoo, tsuas yog ob peb lub vaj huam sib luag qhia me ntsis chalking, tshwm sim los ntawm khawb uas tsis tau kho thaum lub sijhawm teeb tsa.
II. Vim li cas thiaj yuav tsum PVDF yog qhov tseem ceeb rau cov kab hlau rhuav phab ntsa? Peb Qhov Tsis Muaj Tseeb
Kev muaj tiag 1: Tus nqi ntawm Kab Hlau Rhuav Phab Ntsa Kev Kho Kom Zoo Tshaj Tawm Tus Nqi Sib Txawv ntawm Txheej Txheej
Kev kho dua tshiab ntawm kab hlau rhuav phab ntsa tsis yooj yim li hloov lub vaj huam sib luag. Nws suav nrog scaffolding erection, qub vaj huam sib luag tshem tawm, kev teeb tsa vaj huam sib luag tshiab, rov siv cov sealant, thiab tseem cuam tshuam rau kev siv lub tsev qub. Cov nqi zog thiab khoom siv feem ntau yog 5-10 npaug ntawm cov nqi khoom siv.
Cia peb ua lej: Xav tias ib qhov project yuav tsum muaj 10,000 square metres ntawm kab hlau rhuav phab ntsa. PVDF yog kwv yees li $3-5 kim dua ib square meter dua HDPE, nrog rau tag nrho cov nqi sib txawv ntawm $30,000-$50,000. Ib qho kev kho dua tshiab tuaj yeem yooj yim raug nqi ntau dua $ 100,000 hauv scaffolding thiab ua haujlwm ib leeg. Kev siv PVDF yog qhov tseem ceeb yuav tau nyiaj pov hwm ntau rau tus nqi me me.
Kev muaj tiag 2: Cov kev cai hauv tsev thoob ntiaj teb txuas ntxiv kom nruj cov kev xav tau rau cov khoom siv phab ntsa sab nrauv
Ua raws li Grenfell Tower hluav taws hauv London, cov tebchaws tau nce lawv cov kev xav tau ntau ntxiv rau kev tiv thaiv hluav taws, tiv thaiv huab cua, thiab kev nyab xeeb ntawm cov khoom siv phab ntsa sab nrauv. PVDF txheej yog feem ntau cov nplaim taws ntau dua - retardant dua li cov txheej txheem PE zoo tib yam thiab tsis tsim cov pa phem ntau hauv hluav taws, uas yog qhov ua tau zoo ntawm kev ua tau zoo nyob rau hauv siab - cov haujlwm txheem.
Qhov Tseeb Peb: Cov kws tsim vaj tsev thiab cov tswv muaj kev cia siab meej rau "20 xyoo yam tsis muaj kev ploj mus"
Cov tswv ntawm thaj chaw thaj chaw thiab siab - cov phiaj xwm kev lag luam kawg tsis tuaj yeem lees txais cov xim sib txawv lossis chalking ntawm cov ntaub thaiv phab ntsa tom qab 5 xyoos. Lub 20+ xyoo warranty muab los ntawm PVDF muab lub hauv paus ruaj khov rau qhov kev cog lus zoo.
III. PVDF vs HDPE vs PE: Qhov sib txawv tiag tiag hauv daim ntaub thaiv phab ntsa
Peb cov lus pom zoo:
- Kab hlau rhuav phab ntsa siab tshaj 50 meters hauv qhov siab, cov phiaj xwm ntug dej hiav txwv, thaj chaw thaj chaw, thaj chaw huab cua huab cua: PVDF yog qhov yuav tsum tau ua, tsis yog xaiv tau.
- Rau qhov qis dav dav - nce cov tsev lag luam thiab nyiaj txiag- cov haujlwm tseem ceeb: HDPE tuaj yeem ua tau raws li cov kev xav tau yooj yim, tab sis koj yuav tsum lees txais qhov muaj peev xwm kho dua tshiab hauv 10-15 xyoo.
- Rau kev kho kom zoo nkauj sab hauv lossis kev tsim kho ib ntus: Ordinary PE txaus; tsis tas yuav them nyiaj rau kev ua haujlwm uas koj tsis xav tau.
IV. Tsib lub ntsiab lus tseem ceeb rau kev xaiv txoj cai PVDF Coated Aluminium Coils
1. Txheej hom yog lub pob zeb zoo
PVDF txheej lag luam yog qhov sib txawv heev. Xaiv cov npe saum toj kawg nkaus thoob ntiaj teb txheej:
- PPG (USA)
- AkzoNobel (Netherlands)
- Beckers (Sweden)
- Valspar (USA)
Cov hom no muaj cov qauv PVDF txheej txheej, cov khoom ruaj khov, thiab ua tiav cov ntaub ntawv tiv thaiv huab cua.
2. Zaj duab xis Thickness tsis tsawg dua 25μm
Tus txheej txheem zaj duab xis thickness rau PVDF topcoat yog 25-30μm. Hauv qab 25μm, txheej txheej ceev thiab huab cua tsis kam yuav raug cuam tshuam. Qee tus neeg muag khoom pheej yig tuaj yeem zais qhov tuab ntawm 20μm lossis tsawg dua. Thaum yuav khoom, nco ntsoov qhia rau hauv daim ntawv cog lus tias cov ntaub ntawv topcoat thickness yog ntau dua los yog sib npaug rau 25μm thiab thov daim ntawv qhia txog cov yeeb yaj kiab thickness.
3. Rov qab txheej tsis tuaj yeem tsis quav ntsej
Sab nraub qaum ntawm cov ntaub thaiv phab ntsa aluminium coil kuj tseem yuav tsum muaj kev tiv thaiv- tiv thaiv corrosion. Cov qauv kev coj ua yog primer + rov qab txheej, nrog rau zaj duab xis tuab ntawm 5-10μm. Aluminium coils tsis muaj txheej txheej rov qab yuav corrode los ntawm lub nraub qaum tom qab kev teeb tsa, nws thiaj li ua rau cov txheej pem hauv ntej blister thiab tev tawm. Hauv peb 32 xyoo ntawm kev paub, cov neeg siv khoom tau poob rau hauv qhov ntxiab no ntau zaus.
4. Thov daim ntawv qhia txog huab cua ua tiav
Xav kom tus neeg muag khoom muab:
- Xenon teeb aging test: Ntau dua lossis sib npaug rau 3000 teev, ΔE Tsawg dua lossis sib npaug rau 5
- Kev ntsuas ntsev ntsev: Ntau dua lossis sib npaug li 1000 teev (PVDF txheej yuav tsum dhau)
- Kev ntsuas tshuaj lom neeg: Acid, alkali, thiab hnyav ua haujlwm
- Adhesion test: Hla- txiav kev sim lossis rub- tawm kev xeem
Yog tias tus neeg muag khoom tsis tuaj yeem muab daim ntawv tshaj tawm thib peb ntawm - tog, xav txog ob zaug tsis hais tus nqi.
5. Khaws thiab kaw cov qauv rau kev pom zoo xim
Xim txuam rau PVDF coated aluminium coils yuav tsum tau ua kom tiav nyob rau hauv ib tug kws kuaj. Rau thawj qhov kev koom tes, nco ntsoov thov tus neeg muag khoom los muab cov qauv ntawm lub cev rau kev lees paub xim thiab khaws cov qauv kaw raws li lub hauv paus rau xim sib piv hauv cov khoom tom ntej. Qhov tso cai xim sib txawv ntawm cov khoom sib txawv yuav tsum tau pom zoo raws li ΔE Tsawg dua lossis sib npaug rau 1.5.
V. Cov lus nug nquag nug (FAQ)
Q1: Qhov txawv ntawm PVDF thiab FEVE yog dab tsi?
Ob leeg yog fluorocarbon txheej nrog huab cua tsis kam ntawm ntau tshaj 20 xyoo. PVDF yog kho los ntawm siab- kub ci, ua rau cov txheej tuab, tab sis nws cov qib gloss feem ntau yog 30-60% (nruab nrab mus rau qis gloss). FEVE tuaj yeem kho tau ntawm chav tsev kub, ua tiav qhov ultra- siab gloss ntau dua 80% thiab siab dua xim vibrancy. Rau cov phiaj xwm kab hlau rhuav phab ntsa nrhiav ib qho ultra- iav tsom iav siab, FEVE yog qhov tsim nyog dua; rau cov pa kab hlau rhuav phab ntsa, qhov tseem ceeb ntawm kev loj hlob, kev ruaj ntseg, thiab tus nqi-zoo, PVDF yog qhov kev xaiv tseem ceeb.
Q2: Puas yog PVDF-coated aluminium coil ib txwm kim dua HDPE?
Yog lawm, chav tsev nqi ntawm PVDF-coated aluminium coil yog li 50%-100% siab dua HDPE. Txawm li cas los xij, xav txog cov nqi kho thiab kho dua tshiab thoob plaws tag nrho lub neej ntawm cov ntaub thaiv phab ntsa, tag nrho cov nqi ntawm PVDF yog qhov qis dua hauv cov haujlwm siab.
Q3: PVDF txheej puas yuav ploj mus?
Txhua txheej yuav raug hloov xim me ntsis nyob rau hauv lub sijhawm ntev - hluav taws xob ultraviolet. Txawm li cas los xij, PVDF txheej yuav ploj mus qeeb heev; xim txawv tshaj 20 xyoo feem ntau tsis tshaj ΔE 5, yuav luag imperceptible rau qhov muag liab qab. Qhov no yog vim li cas nws tau raug xaiv los ua ib qho khoom siv rau thaj chaw tsim facades.
Q4: Puas yog PVDF-coated aluminium coils tuaj yeem khoov?
Yog lawm. PVDF coatings muaj qhov yooj yooj yim thiab tuaj yeem tiv taus grooving, dabtsi yog khoov, yob txoj kev, thiab lwm yam txheej txheem ua. Txawm li cas los xij, kev saib xyuas yuav tsum tau saib xyuas los tiv thaiv cov txheej txheem txheej thaum ua haujlwm kom tsis txhob muaj khawb uas tuaj yeem ua rau kev ncaj ncees ntawm cov xim pleev xim.
Q5: Dab tsi PVDF txheej xim peb muab?
Peb tuaj yeem kho cov xim raws li Pantone lossis RAL cov kab kos xim thiab tseem muaj cov qauv xim zoo nkauj (dawb, nyiaj, grey, champagne kub, tooj liab, thiab lwm yam). Cov xim hlau thiab pearlescent xim kuj tuaj yeem kho tau.
VI. 32 Xyoo ntawm Kev Paub Txog Lub Hoobkas, muab koj cov lus qhia xaiv cov khoom ncaj ncees tshaj plaws
Tshaj li ntawm 32 xyoo no, peb tau ua huab cua ntau xyoo ntawm kev nce nqi ntawm cov khoom siv raw, pom kev hloov pauv ntawm cov txheej txheem txheej txheem, thiab xa PVDF-coated aluminium coils rau cov phiaj xwm phab ntsa hauv ntau dua 50 lub teb chaws thoob ntiaj teb.
Cov lus qhia tseem ceeb tshaj plaws uas peb tau kawm yog: kab hlau rhuav phab ntsa yog cov haujlwm uas kav ib puas xyoo, thiab kev xaiv cov khoom tsim nyog rau lub qhov muag pom zoo tshaj plaws.
Yog tias koj tab tom xaiv cov ntaub ntawv rau qhov project phab ntsa, xa peb cov duab kos, qhov project qhov chaw, thiab cov qauv tsim. Peb yuav tsis cia li muab ib nqe lus rau koj; peb yuav muab cov lus pom zoo uas suav nrog cov lus pom zoo ntawm cov xim xim, cov phiaj xwm thickness, xim sib txuam, ntim thiab xa cov ntsiab lus, thiab daim ntawv qhia ua tiav.
Vim tias 32 xyoo ntawm kev paub tau qhia peb: yam koj xav tau tsis yog tsuas yog yob ntawm txhuas, tab sis kev thaj yeeb ntawm lub siab rau 20 xyoo.
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Tau txais cov kev daws teeb meem thiab cov qauv rau PVDF-Coated Aluminium Coils
Xa koj qhov project yuav tsum (alloy, thickness, dav, xim, daim ntawv thov ib puag ncig) rau peb email chaw nyob, thiab peb mam li teb nrog lub pob tshab technical proposal thiab quote nyob rau hauv 24 teev. Peb kuj tseem yuav xa cov qauv xim dawb rau koj kom koj tuaj yeem paub qhov kev ntxhib los mos ntawm PVDF txheej ua ntej. [Tau txais ib nqe lus thiab cov qauv tam sim no]
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(Cov kab lus no yog thawj zaug sau los ntawm tusHMOOBCoated Aluminium Coil Ntiaj Teb Kev Pabcuam, raws li 32 xyoo ntawm kev paub hauv ntiaj teb kab hlau rhuav phab ntsa project xa. Kev tsim tawm yuav tsum tau tso cai. Yog xav paub ntxiv txog cov lus qhia xaiv cov khoom siv hauv tsev, thov mus saib peb lub vev xaib www.huaalu.com.)