Ntxuav Composite Deck Pwm|WPC Kho Phau Ntawv Qhia
Apr 29, 2026
Qhov kawg WPC Phau Ntawv Qhia Kev Kho Mob: Stains, Kos, thiab Pwm
Rau kev lag luam terraces, tsev so pas dej ua ke decks, thiab pej xeem plazas,ntxuav lub lawj sib xyaw ua ke, tshem tawm cov roj ntawm WPC, thiab kho cov khoom khawb khawbtsis yog kev txhawj xeeb ntawm cov tshuaj pleev ib ce - lawv cuam tshuam ncaj qha rau cov nqi ntawm lub neej, kev ua haujlwm tsis zoo (R10/R11), thiab kev soj ntsuam xyuas. Cov txheej txheem kev saib xyuas tsis zoo feem ntau ua rau deg degradation, nce porosity, thiab hloov ntxov ntxov nyob rau hauv 3-5 xyoo es tsis txhob siv lub neej ua haujlwm 10-15 xyoo.
Qhov tseem ceeb Takeaways rau Architects & Contractors
Neutral detergent + soft brush removes >90% ntawm cov organic stainsyam tsis muaj kev puas tsuaj rau co-extrusion tiv thaiv caps (validated nyob rau hauv 2000- teev QUV-tested boards).
Deg khawb tuaj yeem kho tausiv 80-120 grit abrasion dlhos nrog extrusion grain, rov ua kom pom kev sib xws yam tsis muaj kev poob.
Siab -kev tso dej siab hauv qab 30 cm deb tuaj yeem txo qhov ntom ntom ntawm li 18%, nce dej nqus thiab pwm kev pheej hmoo.
Kev tu thaum muaj xwm txheej ceev rau stains (Red Wine, BBQ Grease, Organic Residue)
Kev lag luam WPC decks feem ntau raug rau siab - cov kab mob txaus ntshai: tannins (wine), lipids (greas), thiab qab zib (dej). Cov no nkag mus rau micro-textures tab sis tsis muaj tshuaj lom neeg nrog polyethylene-raws li WPC matrices.
Pom zoo raws tu qauv
| Hom kab mob | Tus neeg saib xyuas huv | Txoj kev | Kev tshwm sim |
|---|---|---|---|
| Liab wine / kua txiv | pH- tsis qab ntsev xab npum (pH 6–8) | Nylon txhuam txhuam, yaug nrog dej tsawg -siab | Tsis muaj discoloration |
| BBQ roj / roj | Cov tshuaj ntxuav me me alkaline (pH<10) | Siv rau 5-10 feeb, txhuam raws cov nplej | Roj tawg yam tsis muaj kev puas tsuaj saum npoo |
| Pwm/mildew | Diluted sodium percarbonate | Scrub + yaug | Tshem tawm spores yam tsis muaj tshuaj dawb |
Cov ntaub ntawv tseem ceeb:
Co-extruded WPC boards (nrog ASA lossis PE cap txheej thickness Ntau dua lossis sib npaug li 0.5 hli) qhia pom qhov nqus dej tsawg dua piv rau thawj- tiam WPC (tsis muaj hau txheej). ASTM D570 tus nqi nqus dej feem ntau nyob qis dua 1.5%.
Scratch Repair Methods (Mechanical Surface Correction)
Tsis zoo li cov ntoo tawv tawv, WPC tsis cia siab rau cov coatings lossis cov kua roj vanish. Cov xim saum npoo yog sib xyaw ua ke los ntawm extrusion, tso cai rau kev kho kho tshuab tsis muaj repainting.
Cov txheej txheem kho txheej txheem
Txheeb xyuas cov kev taw qhia khawb txheeb ze rau extrusion grain
Sivsteel wool (qib #0 lossis #1)los yog 80-120 grit sandpaper
Abradenruj me ntsis raws li cov lus qhia
Ntxuav cov khib nyiab siv cua compressed los yog ntaub qhuav
Txoj kev no redistributes nto fibers thiab restores uniform reflectivity.
Kev cuam tshuam kev ua haujlwm
Tsis muaj kev txo qis hauv flexural zog (kuaj ib ASTM D790)
Nto roughness (Ra tus nqi) nce me ntsis tab sis stabilizes tom qab ntuj huab cua
Cov xim sib txawv feem ntau sib npaug li 2-4 lub lis piam ntawm UV raug
Cov Lus Qhia Tshwj Xeeb los ntawm Vocana Engineering Team
Always test abrasion on an off-cut before field repair. For co-extruded WPC, excessive sanding (>0.2 hli qhov tob) yuav nthuav tawm cov txheej txheem tseem ceeb, uas muaj qhov sib txawv UV ruaj khov profile. Txwv xuab zeb hla mus rau 2-3 lub voj voog nrog lub siab sib xws (<15 N).
Pwm Tshem Tawm & Tiv Thaiv Tswv Yim
Pwm kev loj hlob ntawm WPC tsis yog los ntawm cov khoom nws tus kheej tab sis los ntawmorganic sib xyaw + noo noo khaws cia.
Lub hauv paus ua rau hauv cov phiaj xwm lag luam
Txoj kab nqes dej tsis zoo (<1%)
Debris tsub zuj zuj ntawm joists
Cov chaw ntxoov ntxoo uas tsis tshua muaj UV raug
High humidity environments (>75% RH)
Kev tshem tawm
Siv cov tshuaj sodium percarbonate (3-5%)
Cia lub sijhawm nyob hauv 10-15 feeb
Txhuam nrog nruab nrab txhav nylon txhuam
Yaug nrog dej txias<80 bar
Kev tiv thaiv tsim kev txiav txim siab
Joist spacing: Tsawg dua lossis sib npaug li 300 mm rau cov khoom decking
Qhov sib txawv ntawm qhov cua: ntau dua lossis sib npaug li 20 mm hauv qab decking
Txoj kab nqes saum npoo: Ntau dua lossis sib npaug li 1.5% rau cov dej ntws
Kev Tiv Thaiv Kev Tiv Thaiv Kev Ua Tsis Zoo (Critical for Warranty Compliance)
Kev tu tsis raug yog ib qho ua rau ua rau WPC ua tsis tiav thaum ntxov hauv cov haujlwm loj -.
Siab -Kev pheej hmoo ua kom zam
Siab -kev siv lub siab nyob ze (<30 cm)
Kev siv cov kuab tshuaj- raws li cov tshuaj ntxuav (acetone, MEK)
Hlau scraping cuab yeej perpendicular rau cov nplej
Chlorine bleach at high concentration (>5%)
Yog vim li cas Siab Siab yog ib qho teeb meem
WPC density ranges between 1.2–1.4 g/cm³. High-pressure water jets (>100 bar) tuaj yeem:
Tshem tawm lub hau txheej txheej adhesion
Ua kom micro- cracking
Accelerate UV degradation
Txo kev tiv thaiv- kev ua haujlwm tsis zoo (R- tus nqi poob)
Lub Neej Tus Nqi Zej Zog: WPC vs Hardwood Maintenance
| Parameter | WPC Decking | Hardwood Decking |
|---|---|---|
| Kev tu txhua xyoo | Dej + tshuaj ntxuav tes me me | Sanding + oiling |
| Pwm tsis kam | High (tsawg organic ntsiab lus) | Tsawg |
| Kho qhov chaw | Neeg kho tshuab sanding | Refinishing yuav tsum tau |
| 10-xyoo kev saib xyuas tus nqi | Tsawg | Siab (labor{0}}ntaus) |
| Qhov ntsuas hluav taws kub | Txog EN13501 Bfl-s1 | Feem ntau Dfl-s1 |
Los ntawm TCO qhov kev xav, kev saib xyuas kev txo qis kev ua haujlwm ib leeg tuaj yeem cuam tshuam cov nqi khoom pib sib txawv hauv 3-5 xyoos.
Case Scenario: Coastal Resort Application (High Salt & Humidity)
Nyob rau hauv ib txoj haujlwm South Asia beachfront chaw ua si, co-extruded WPC decking tau teeb tsa hla 3,500 m² ntawm pas dej ua ke thiab cov chaw taug kev.
Ib puag ncig tej yam kev mob
Tus txheeb ze humidity: 80-95%
Tshuaj tsuag ntsev (ISO 9227 sib npaug)
UV Index: 9-11
Kev Pom Zoo (Tom qab 24 Lub Hlis)
Tsis muaj structural degradation
Pwm tshwm sim yog txwv rau cov khib nyiab pov tseg zones
Kev tu lub voj voog txo mus rau ib zaug txhua 2 lub lis piam uas siv cov tshuaj detergent
Tsis xav tau tshuaj sealing lossis repainting
Qhov no qhia tau hais tias cov tswv yim txij nkawm, tsis yog xaiv cov khoom siv xwb, txiav txim siab ua haujlwm ntev -.
FAQ rau Tsawg- tu WPC Decking
Dab tsi yog txoj hauv kev zoo tshaj plaws los ntxuav cov pwm sib xyaw hauv cov chaw ua lag luam uas tsis muaj kev puas tsuaj los tiv thaiv- kev ua haujlwm tsis zoo?
Siv 3-5% sodium percarbonate tov nrog txhuam nylon. Khaws dej siab hauv qab 80 bar. Tsis txhob chlorine bleach, vim nws txo qhov kev sib txhuam ntawm qhov chaw thiab tej zaum yuav cuam tshuam rau R10 / R11 ua raws.
Yuav ua li cas cov neeg cog lus tshem tawm cov roj ntawm WPC decking tom qab siv BBQ hnyav hauv cov haujlwm tos txais qhua?
Siv cov tshuaj alkaline me me (pH<10), allow 5–10 minutes dwell time, then scrub along the extrusion grain. Rinse with low-pressure water. This breaks down lipids without affecting the co-extruded cap layer.
Yuav ua li cas yog txoj kev zoo los kho khawb khawb decking yam tsis tau hloov boards nyob rau hauv siab - chaw tsheb khiav?
Siv cov ntaub plaub los yog 80-120 grit sandpaper raws li cov lus qhia. Txwv qhov tob tob kom qis dua 0.2 hli. Cov xim saum npoo yuav rov zoo li qub nyob rau hauv UV raug nyob rau ob peb lub lis piam.
Xaus
Rau loj - tej yaam num lag luam loj, WPC kev saib xyuas tsis yog hais txog kev tu - nws yog hais txogtiv thaiv kev ncaj ncees ntawm qhov chaw, khaws cia cov kev ua raws cai, thiab tswj kev ua haujlwm ntev -cov nqi ua haujlwm. Cov kev txiav txim siab tsim xws li cov dej ntws, qhov sib txuas ntawm qhov sib txuas, thiab qhov cua qhov sib txawv muaj qhov cuam tshuam ntau npaum li kev ntxuav.
Yog tias koj tab tom ua haujlwm hauv tsev so, pej xeem plaza, lossis lawj ntug dej:
Xa koj cov duab kos rau CAD rau adawb cov ntaub ntawv takeoff tsom xam
ThovTDS, ASTM, thiab SGS cov ntawv xeemrau qhov project validation
Tauengineering-qib WPC cov qauvhaum rau koj qhov kev nyab xeeb
Ib qho kev teev tseg kom raug thiab khaws cia WPC yuav tsum tsis tas yuav hloov pauv hauv kaum xyoo. Qhov txawv yog nyob rau hauv kev ua.






