Hauv kev tsim kho vaj tse niaj hnub thiab kev tsim kho vaj tse loj, kev kho cov pob qij txha nthuav dav yog ncaj qha cuam tshuam nrog kev ruaj khov thiab lub neej ua haujlwm ntawm lub tsev. Raws li cov khoom siv porous nrog cov yam ntxwv tseem ceeb ntawm kev nthuav dav thiab kev cog lus, cov pob zeb ua rau muaj kev ntxhov siab hloov chaw nyob rau hauv kev cuam tshuam ntawm qhov kub thiab txias hloov pauv, kev hloov pauv dej noo, thiab cov khoom siv kho tshuab. Txhawm rau tiv thaiv kev tawg tsis tswj hwm, cov qauv tsim vaj tsev yuav tsum suav nrog cov pob qij txha nthuav dav uas tau suav los ntawm kev tshawb fawb uas muaj kev ua tau zoo.tus kheej leveling sealant. Ntawm ntau yam kev xaiv khoom siv,tus kheej leveling polyurethane sealanttau dhau los ua qhov kev daws teeb meem zoo tshaj plaws rau cov neeg yuav khoom loj thiab cov kws tshaj lij engineering rau cov kev khiav ntawm tshav dav hlau, txoj kev loj, cov plag tsev lag luam, thiab cov chaw nres tsheb vim nws cov nplaum zoo dua, tiv taus kev hnav, thiab tiv taus tshuaj lom neeg.
Kev Tshawb Fawb Txog Khoom Siv thiab Kev Xaiv Lag Luam: Teb "Dab tsi yog cov sealant zoo tshaj plaws rau cov pob qij txha nthuav dav?"
Yuav teb cov lus nug tseem ceeb ntawm "dab tsi yog cov sealant zoo tshaj plaws rau cov pob qij txha nthuav dav," ib tug yuav tsum tshuaj xyuas cov tshuaj lom neeg ntawm cov ntaub ntawv thiab lawv cov kev ua haujlwm kho tshuab hauv qab qhov xwm txheej hnyav. Kev lag luam thoob ntiaj teb tam sim no muaj ntau yam systems, suav nrogpolyurethane, silicone, polysulfide, thiab hybrid polymers (MS).
Txoj Haujlwm Ua Tus Thawj Coj ntawm Polyurethane Sealants
Cov tshuaj polyurethane sealants yog cov polymers tsim los ntawm cov tshuaj tiv thaiv ntawm diisocyanates thiab polyols, uas muaj cov pab pawg urethane polar heev uas muab cov tshuaj sib txuas zoo rau cov khoom siv xws li pob zeb, pob zeb, thiab hlau. Tshwj xeeb tshaj yog rau cov chaw hnyav xws li tshav dav hlau khiav,tus kheej leveling polyurethane sealant(xws liSiway SV313) qhia tau tias nws muaj zog heev uas lwm yam khoom siv nyuaj rau sib phim.
Qhov zoo ntawm lub polyurethane system yog nws qhov modulus hloov kho tau, muab ntau yam kev xaiv los ntawm modulus qis (yooj ywm siab) mus rau modulus siab (muaj zog siab) kom ua tau raws li qhov xav tau sib txawv. Rau cov pob qij txha kab rov tav uas raug tsheb khiav ntau zaus, cov sealant polyurethane muaj zog siab tiv taus qhov nkag ntawm cov khib nyiab uas tsis tuaj yeem nias tau, tiv thaiv kev tawg ntawm cov pob zeb los ntawm cov khoom txawv teb chaws uas nyob hauv qhov sib koom ua ke.
Silicone vs. Polyurethane: Kev Sib Tw Sib Txawv
Tus kheej leveling silicone sealantyog raws li silicon-oxygen (Si-O) pob txha nraub qaum, muab kev tiv thaiv UV zoo heev thiab kev ruaj khov ntawm qhov kub thiab txias, nrog rau kev txav mus los feem ntau ncav cuag ± 50% lossis txawm tias ± 100%. Txawm li cas los xij, hauv cov pob qij txha kab rov tav uas muaj cov khoom thauj hnyav, qhov kev tiv thaiv kev sib txhuam thiab lub zog tsim kua muag ntawm silicone feem ntau qis dua polyurethane.
Cov lus hauv qab no piv cov cim qhia kev ua tau zoo tseem ceeb rau cov txheej txheem sealant loj hauv kev tsim kho loj:
| Kev Ntsuas Kev Ua Tau Zoo | Tus kheej-Leveling Polyurethane (PU) | Silicone Tus Kheej-Leveling | Cov Tshuaj Polysulfide Sealant | Cov Polymer Sib Xyaws (MS) |
| Kev Muaj Peev Xwm Txav Mus Los | ±25% txog ±35% | ±50% txog ±100% | ±25% | ±25% txog ±35% |
| Kev nplaum (Qhob cij) | Zoo heev (Tsis tshua muaj primer) | Zoo (Feem ntau xav tau primer) | Zoo tshaj plaws | Zoo |
| Kev Tiv Thaiv Kev Sib Txhuam | Siab heev | Nruab nrab | Qis | Nruab nrab |
| Kev Tiv Thaiv UV | Zoo (Yuav tsum muaj cov khoom ruaj khov) | Zoo heev | Qhov nruab nrab | Zoo heev |
| Kev Tiv Thaiv Roj / Tshuaj Lom Zem | Zoo heev | Nruab nrab | Zoo tshaj plaws | Qhov nruab nrab |
| Kev pleev xim tau | Yog | Tsis yog | Tsis yog | Yog |
| Lub Neej Pabcuam | 10-15 Xyoos | 20+ Xyoo | 10-20 Xyoo | 10-15 Xyoos |
Thaum xav txog ib qhotus kheej leveling sealant rau concreteHauv cov haujlwm uas muaj tsheb khiav ntau zaus thiab raug tshuaj lom neeg (piv txwv li, txoj kev khiav tsheb, chaw nres roj, chaw rau khoom), polyurethane yog qhov kev xaiv zoo tshaj plaws rau kev ua haujlwm tiav.
Cov txiaj ntsig ntawm kev siv tshuab physics thiab kev tsim kho
Piv rau cov sealant uas tsis sag,tus kheej leveling sealant rau expansion pob qij txhamuaj cov txiaj ntsig zoo rau kev siv kab rov tav. Cov ntaub ntawv no muaj qhov viscosity qis thiab rheology zoo heev, uas ua rau lawv tuaj yeem sau tag nrho cov qhov sib txuas hauv qab lub ntiajteb txawj nqus, tsim kom du thiab tiaj tus yam tsis tas yuav siv cov cuab yeej siv tes.
Kev Ua Haujlwm ntawm Cov Kua Dej hauv Qhov Sib Koom Tes
Qhov fluidity ntawm ib qhotus kheej leveling polyurethane sealantua kom cov phab ntsa pob zeb "ntub" tag nrho, uas yog lub hauv paus rau kev sib txuas lus zoo. Rau cov haujlwm loj heev, qhov no ua rau kev tsim kho zoo dua qub thiab txo cov nqi zog ua haujlwm, tshwj xeeb tshaj yog rau ntawm cov kev khiav tsheb hauv tshav dav hlau uas hla ntau txhiab meters.
Txawm li cas los xij, cov thev naus laus zis uas ua kom nws tus kheej tiaj tus yuav tsum tau tsim cov pas dej kom nruj. Cov kws ua vaj tse yuav tsum xyuas kom meej tias muaj ib lub pas nrig txhawb nqa kom zoo kom tiv thaiv cov sealant kom tsis txhob xau rau hauv lub hauv paus, uas yuav ua rau cov khoom pov tseg thiab ua rau cov qauv tsis zoo.
Kev Nyuaj Siab Hloov Chaw thiab Tus Qauv Tsim "Hourglass"
Qhov sib piv ntawm qhov tob ntawm cov sealant thiab qhov dav cuam tshuam ncaj qha rau nws lub neej qaug zog. Qhov zoo tshaj plaws, qhov sib piv ntawm qhov tob thiab qhov dav rau ib qho pob qij txha yuav tsum yog 1:2.
Yog tias qhov dav ntawm qhov sib koom ua ke yog W thiab qhov tob yog D, qhov kev pom zoo yog:
D=W/2 (rau cov pob qij txha nrog W> 12.5 hli)
Rau cov pob qij txha nqaim dua, qhov tob yuav tsum tswj hwm li ntawm 6 hli.
Los ntawm kev siv cov polyethylene backer rod uas kaw-cell, cov sealant tuaj yeem ua kom zoo li "hourglass" profile (nyias dua hauv nruab nrab, tuab dua ntawm ob sab). Cov geometry no ua rau cov kev ntxhov siab ploj mus thaum lub sijhawm sib koom ua ke, tiv thaiv kev ua tsis tiav ntawm txoj kab sib txuas.
Kws Tshwj Xeeb Txog Kev Khiav Dav Hlau: Tshawb Nrhiav Siway SV313 20kg Polyurethane Sealant
Rau cov neeg yuav khoom loj, Siway SV313 yog tsim los ua ib qho khoom siv polyurethane hnyav rau kev khiav tsheb hauv tshav dav hlau, taxiways, thiab kev loj, sib npaug kev ua tau zoo nrog kev lag luam.
Cov Kev Zoo Tseem Ceeb ntawm SV313
SV313 yog ib qho khoom siv polyurethane uas kho tau dej noo uas tau tsim los rau cov chaw loj:
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1. Kev Tiv Thaiv Roj Av AviationCov chaw khiav dav hlau yeej raug roj dav hlau, kua hydraulic, thiab cov tshuaj de-icing tas li. SV313 txoj kev sib txuas molecular tso cai rau nws kom tswj tau cov khoom txawm tias tom qab siv roj ntev lawm, ua tau raws li cov qauv thoob ntiaj teb xws li SS-S-200E.
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2. Kev Sib Txhuam Siab: Cov khoom siv kho tau muaj kev rov qab zoo thiab kev hnav tsis kam, muaj peev xwm tiv taus kev sib txhuam ceev ceev ntawm cov log tsheb dav hlau thiab qhov siab ntsug ntawm cov iav tsaws.
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3. Kev Hloov Kho Kub Dav DavSV313 tseem ywj pheej ntawm -40 ℃ txog +80 ℃, tswj kev hloov pauv kub ntawm lub caij nyoog thoob plaws thaj chaw sib txawv.
Cov Khoom Siv Logistics ntawm 20kg Industrial Pail Ntim Khoom
Rau cov neeg yuav khoom thoob ntiaj teb, kev ntim khoom yog qhov tseem ceeb rau tus nqi tsim kho thiab kev ua haujlwm zoo. Piv rau 310ml cartridges lossis 600ml sausages, 20kg pails muaj cov txiaj ntsig zoo rau cov haujlwm loj:
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* Kev Tsim Kho Txuas Ntxiv Mus:Ntawm cov kev khiav, 20kg thoob nrog rau lub tshuab pneumatic lossis hluav taws xob tso cai rau kev nchuav mus deb, txo qis lub sijhawm tsis ua haujlwm rau kev hloov pob khoom.
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* Kev Txo Cov Khib Nyhiab:Kev ntim khoom ntau ua rau txo qis qhov piv ntawm cov yas pov tseg. Kev siv cov thoob yas ntau tuaj yeem txo cov khoom ntim pov tseg ntau dua 90% piv rau cov cartridges, ua raws li cov hom phiaj niaj hnub Green Engineering (ESG).
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*Tus nqi zoo tshaj plaws rau ib chav:Lub thawv ntim khoom muab qhov sib piv zoo tshaj plaws ntawm cov khoom siv rau qhov ntim, tej zaum yuav txuag tau 15% -25% ntawm tus nqi ib chav rau kev yuav khoom loj.
Yuav ua li cas thiaj li kaw tau cov pob qij txha nthuav dav hauv cov pob zeb ua vaj tse?
Kev tsim kho zoo yog qhov tseem ceeb ntawm kev vam meej. Txawm tias muaj cov khoom zoo tshaj plaws los xijtus kheej leveling polyurethane sealant, lub kaw lus yuav ua tsis tiav hauv 1-2 xyoos yog tias tsis quav ntsej txog cov ntsiab lus ntawm kev tsim kho.
Kauj Ruam 1: Kev Npaj Nto Kom Zoo
Cov phab ntsa sib koom ua ke yuav tsum "ruaj khov, qhuav, thiab huv si." Rau cov haujlwm qib tshav dav hlau, kev siv xuab zeb tua kab mob yog qhov pom zoo heev kom tshem tawm cov laitance, cov tshuaj kho, thiab cov khoom seem sealant qub.
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* Kev Tswj Xyuas Dej NtswsCov Polyurethane rhiab heev rau cov dej noo; cov dej noo ntawm cov pob zeb yuav tsum qis dua 4%. Cov dej noo ntau tuaj yeem ua rau muaj CO₂ npuas, ua rau muaj qhov khoob sab hauv ntawm cov sealant.
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* Tshem Tawm Pluav Plua PlavSiv cov cua uas tsis muaj roj los tshuab cov hmoov av me me kom sib txuas ua ke.
Kauj Ruam 2: Kev Txhim Kho Lub Tshuab Rov Qab
Nruab ib lub pas nrig polyethylene uas kaw-cell uas loj dua li qhov dav ntawm qhov sib koom ua ke li ntawm 25%. Lub pas nrig backer ua haujlwm ua "kev sib txuas" kom tiv thaiv kev sib txuas peb sab. Kev sib txuas peb sab ua rau muaj kev ntxhov siab sab hauv thaum lub sijhawm nthuav dav, ua rau tawg ua ntej lub sijhawm.
Kauj Ruam 3: Lub Luag Haujlwm Tseem Ceeb ntawm Kev Npaj Ua Ntej
Txawm hais tias SV313 muaj kev nplaum zoo heev, cov kws tshaj lij pom zoo kom siv cov tshuaj polyurethane primer rau cov pob zeb uas muaj qhov me me lossis cov pob zeb qub. Cov tshuaj primers nkag mus rau hauv cov qhov me me ntawm cov pob zeb, kaw cov hlab ntsha thiab muab cov tshuaj sib txuas uas tuaj yeem ua rau muaj kev nplaum ntau dua 50%.
Kauj Ruam 4: Kev Nchuav thiab Kho Ib puag ncig
Txhaj tshuaj SV313 rau hauv qhov sib koom ua ke, khaws lub nozzle ze rau hauv qab kom tshem tawm cua thiab tiv thaiv kom tsis txhob muaj qhov khoob.
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* Qhov Rai KubQhov kub zoo tshaj plaws rau kev siv yog nruab nrab ntawm 5 ℃ thiab 35 ℃. Tsis txhob kub thaum nruab hnub thaum lub caij ntuj sov; vim tias cov pob zeb ua vaj tse tab tom nthuav dav tshaj plaws (qhov sib koom ua ke nqaim tshaj plaws), kev sib khi yuav ua rau cov khoom siv ntxhov siab ntau dhau thaum cov pob zeb cog rau lub caij ntuj no.
Kev Ua Raws Cai thiab Cov Qauv: SS-S-200E thiab ASTM D5893
Rau cov neeg yuav khoom loj, kev ua raws li thoob ntiaj teb tsis tuaj yeem sib tham tau. Cov pob qij ntawm txoj kev khiav yuav tsum tiv taus tsis yog tsuas yog kev txav mus los xwb tab sis kuj tseem yuav tsum tiv taus "Jet Blast" thiab roj ntub.
| Tus Qauv Cai | Daim Ntawv Thov | Cov Kev Cai Tseem Ceeb |
| SS-S-200E | Tsoom Fwv Teb Chaws/Tub Rog | Kev tiv thaiv tawg ntawm lub dav hlau, kev tiv thaiv roj dav hlau, kev kho sai |
| ASTM D5893 | Txoj Kev & Txoj Kev Khiav | Kev txav mus los ntawm silicone / PU txias, kev ywj pheej qis-temp |
| ASTM D7116 | Kev tsav dav hlau/kev lag luam | Kev ua tau zoo rau cov sealant uas tiv taus roj hauv PCC txoj kev |
Cov khoom lag luam ua tau raws li SS-S-200E (xws li SV313-qib sealants) yuav tsum dhau qhov kev sim ua kom tsis txhob muaj hluav taws thiab roj. Qhov no ua kom ntseeg tau tias cov sealant yuav tsis mos lossis tev tawm thaum raug rau cov pa roj kub ntawm cov cav dav hlau.
Kev Yuav Khoom Thoob Ntiaj Teb: Kev Tshuaj Xyuas Tus Nqi Siv Tau Txhua Lub Neej (LCCA)
Thaum yuav khoom ntawm qhov ntsuas ntawm 10,000+ units, cov neeg yuav khoom hloov qhov kev tsom mus rau tus nqi pib mus rau Kev Tshawb Fawb Txog Tus Nqi Lub Neej.
Kev Sib Piv Qauv LCCA
Cov kev taug kev ua los ntawm cov pob zeb ua vaj tse yog tsim los rau 20-30 xyoo, tab sis cov tshuaj sealant yog cov khoom siv kho. Cov khoom siv asphalt uas pheej yig yuav xav tau kev kho txhua 3-5 xyoos. Qhov sib txawv, kev ua haujlwm siabtus kheej leveling polyurethane sealantzoo li SV313 tuaj yeem txuas ntxiv lub voj voog txij nkawm mus txog 10-15 xyoos.
Kwv yees li ntawm 20-Xyoo Tus Nqi Txij Nkawm (rau 1,000 lub 'meter' linear):
| Tus nqi khoom | Tus Qauv Siv Kub Kub | SV313 Ua Haujlwm Tau Zoo |
| Cov Khoom Siv Pib / Kev Ua Haujlwm | $5,000 | $12,000 |
| Kev Txij Nkawm Zaus | 4 zaug | 1 zaug |
| Tus nqi ntawm lub sijhawm tsis ua haujlwm (ib qho kev tshwm sim) | $50,000 | $50,000 |
| Tus Nqi Tag Nrho 20 Xyoo (NPV) | $225,000 | $62,000 |
Ib Txoj Kev Siv Tshuab Los Tswj Xyuas Kev Koom Tes
Hauv kev tsim kho vaj tse, kev vam meej ntawm cov pob qij txha nthuav dav txhais tau tias lub koob npe nrov ntawm qhov project.Cov tshuaj sealant uas ua kom nws tus kheej sib npaugtau hloov zuj zus los ntawm ib qho khoom siv yooj yim mus rau ib yam khoom ntawm kev tsim kho molecular meej. Los ntawm kev sivtus kheej leveling polyurethane sealant, tshwj xeeb yog cov qib kev lag luam zoo li Siway SV313 rau cov chaw muaj tsheb coob, cov engineers tuaj yeem tiv thaiv dej nkag, khib nyiab nkag, thiab tshuaj lom neeg tawm tsam.
Cov neeg yuav khoom loj yuav tsum tau txais yuav ib lub tswv yim raws li Tus Nqi Siv Lub Neej (LCCA), cov qauv thoob ntiaj teb (SS-S-200E), thiab cov ntim khoom lag luam 20kg. Qhov no tsis yog tsuas yog qhov yuav tsum tau ua rau kev tsim kho vaj tse zoo xwb tab sis kuj yog txoj hauv kev tseem ceeb rau kev tsim kho vaj tse kom ruaj khov thiab ntsuab.
Q: Hom sealant twg siv rau cov pob qij txha nthuav dav?
A:Cov sealant uas siv ntau tshaj plaws rau cov pob qij txha nthuav dav yog polyurethane sealant, silicone sealant, thiab polysulfide sealant.
Ntawm lawv, cov tshuaj polyurethane sealant uas nws tus kheej leveled yog siv dav rau cov pob qij txha nthuav dav vim nws muaj zog lo rau cov khoom siv porous xws li concrete, yooj ywm zoo heev, thiab ruaj khov mus sij hawm ntev hauv qab cov tsheb thauj khoom.
Nws feem ntau siv rau hauv:
• cov chaw sib txuas ntawm txoj kev khiav ntawm tshav dav hlau
• cov pob qij txha ntawm txoj kev loj
• cov pob zeb ua vaj tse rau kev lag luam
• cov qauv chaw nres tsheb
• cov choj ua vaj tse
Rau cov pob qij txha kab rov tav, cov neeg kho vajtse feem ntau nyiam cov tshuaj sealant uas nws tus kheej leveled vim nws ntws sib npaug thiab ua rau cov nplaim dej du tsis tas siv cov cuab yeej ua tes.
Q: Koj puas siv tau silicone sealant rau cov pob qij txha nthuav dav?
A: Yog, cov tshuaj silicone sealant siv tau rau cov pob qij txha nthuav dav, tab sis nws tsis yog qhov kev xaiv zoo tshaj plaws rau cov pob zeb ua vaj tse.
Cov tshuaj nplaum silicone ua haujlwm tau zoo heev rau ntawm cov chaw uas tsis muaj qhov xws li iav, txhuas, thiab hlau, uas ua rau lawv nrov rau kev siv rau ntawm lub ntsej muag thiab iav. Txawm li cas los xij, kev nplaum rau cov khoom siv uas muaj qhov xws li pob zeb yuav xav tau cov tshuaj pleev xim.
Rau cov pob qij txha kab rov tav uas ua haujlwm hnyav, cov tshuaj polyurethane sealant uas nws tus kheej leveling feem ntau yog qhov zoo dua vim nws muab:
• lo rau cov pob zeb kom ruaj khov dua
• zoo dua qub tiv taus kev txhuam
• ua kom ruaj khov dua thaum muaj tsheb ntau dhau
Q: Cov tshuaj nplaum txuas ntxiv ntev npaum li cas?
A: Lub neej ua haujlwm ntawm cov khoom siv sib txuas ua ke nyob ntawm hom khoom siv, tej yam kev mob ib puag ncig, thiab kev raug tsheb khiav.
Cov kev pabcuam lub neej ib txwm muaj xws li:
• Cov roj nplaum polyurethane: 10–20 xyoo hauv ntau daim ntawv thov kev tsim kho vaj tse
• Cov roj hmab silicone sealant: 15–20 xyoo nyob rau hauv façade lossis glazing sib koom ua ke
• Polysulfide sealant: 10–15 xyoo nyob rau hauv cov chaw tshwj xeeb
Cov tshuaj nplaum polyurethane zoo rau kev sib txuas ntawm cov pob qij txha pob zeb tuaj yeem ua rau muaj kev ruaj khov mus sij hawm ntev hauv cov chaw nyuaj xws li txoj kev loj, tshav dav hlau, thiab cov plag tsev lag luam.
Q: Qhov txawv ntawm tus kheej leveling sealant thiab non-sag sealant yog dab tsi?
A:Qhov sib txawv tseem ceeb yog nyob rau ntawm qhov chaw thov.
Tus kheej leveling sealant
• Tsim los rau cov pob qij kab rov tav
• Ntws mus rau hauv qhov sib txawv yam tsis tas yuav tsum tau ua
• Tsim kom muaj ib qho chaw du thiab sib npaug
• Zoo tagnrho rau cov plag tsev, cov pob zeb, thiab cov pob qij txha ntawm txoj kev
Cov sealant tsis sag
• Tsim los rau cov pob qij ntsug lossis saum toj
• Khaws nws cov duab tsis ntws
• Feem ntau siv rau hauv cov pob qij txha ntawm lub ntsej muag lossis cov pob qij txha ntawm phab ntsa
Rau cov pob qij txha uas nthuav dav hauv cov slabs lossis txoj kev, cov sealant uas nws tus kheej leveling yog qhov kev xaiv zoo tshaj plaws.
Lub sijhawm tshaj tawm: Plaub Hlis-23-2026