Dab Tsi Mus Rau Hauv Kev Ua WPC Phab Ntsa Vaj Huam Sib Luag
Ib WPC Phab Ntsa Vaj Huam Sib Luag sib xyaw cov ntoo fibers thiab thermoplastics, tsim kom muaj qhov chaw muaj zog thiab zoo rau ib puag ncig. Cov chaw tsim khoom sib xyaw cov khoom xyaw no, ntxiv cov tshuaj tshwj xeeb, thiab ua cov vaj huam sib luag rau tsev lossis chaw ua haujlwm. Cov neeg tam sim no xaiv WPC Vaj Huam Sib Luag cov khoom lag luam ntau zaus raws li cov qauv kev ruaj khov ua rau kev ua lag luam zoo.
Nkag siab txog yam uas nkag mus rau hauv ib qho vaj huam sib luag phab ntsa los yog txawm tias ib WPC laj kab pab cov neeg yuav khoom xaiv qhov kev daws teeb meem zoo rau kev ua tau zoo ntev dua li cov qauv ib txwm muaj ntoo vaj huam sib luag WPC cov kev xaiv.
Cov Ntsiab Lus Tseem Ceeb
- WPC phab ntsa vaj huam sib luag ua ke cov ntoo fibers thiab cov yas los tsim cov nto muaj zog, zoo rau ib puag ncig uas tiv taus cov dej noo, lwj, thiab kev puas tsuaj los ntawm lub hnub ci.
- Cov tshuaj ntxiv xws li cov xim, cov tshuaj tiv thaiv hluav taws, thiab cov tshuaj UV stabilizers txhim kho lub vaj huam sib luag kom ruaj khov, khaws xim, thiab kev nyab xeeb, ua rau cov khoom siv tau ntev dua nrog kev saib xyuas tsawg dua.
- Lub txheej txheem tsim khoom, suav nrog kev sib tov meej, extrusion, thiab kev tswj xyuas zoo, ua kom muaj zog, duab, thiab tsos zoo ib yam, ua Wpc Vaj Huam Sib Luagyog ib qho kev xaiv ntse rau cov tsev thiab cov lag luam.
WPC Phab Ntsa Vaj Huam Sib Luag Cov Khoom Siv thiab Cov Khoom Siv
Cov Khoom Siv Tseem Ceeb Siv Hauv WPC Phab Ntsa Panels
Ib Wpc Phab Ntsa Vaj Huam Sib Luag pib nrog ob yam khoom xyaw tseem ceeb:cov ntoo fibers thiab thermoplasticsCov chaw tsim khoom feem ntau xaiv cov ntoo fibers los ntawm cov ntoo xws li spruce lossis pine. Cov fibers no muab lub vaj huam sib luag lub zog thiab zoo li ntuj. Thermoplastics, xws li polypropylene (PP) lossis high-density polyethylene (HDPE), ua haujlwm ua cov kua nplaum uas tuav txhua yam ua ke. Thaum muab sib xyaw ua ke, cov ntaub ntawv no tsim lub vaj huam sib luag uas ruaj khov thiab yoog tau.
Cov kws tshawb nrhiav tau siv ntau xyoo los kawm txog seb cov khoom siv no ua haujlwm ua ke li cas. Lub rooj hauv qab no qhia txog qee qhov kev tshawb fawb tseem ceeb:
| Kev Siv Los Kawm | Thaj Chaw Tseem Ceeb | Cov Ntsiab Lus Tseem Ceeb |
|---|---|---|
| Zhang thiab lwm tus (2021) | Cov qauv thiab thermal rwb thaiv tsev ntawm WPC ntoo phab ntsa | Kev rwb thaiv tsev thermal zoo dua nrog cov qauv sib xyaw zoo tshaj plaws |
| Chen thiab lwm tus (2006) | Cov teebmeem ntawm qhov loj ntawm cov ntoo thiab HDPE sib xyaw | Qhov loj me ntawm cov khoom me me thiab cov piv ntawm cov polymer cuam tshuam rau cov khoom siv kho tshuab |
| Ayrilmis thiab lwm tus (2012) | Cov tshuaj tua hluav taws hauv WPCs | Cov tshuaj ntxiv uas tiv taus hluav taws ua rau muaj kev tiv thaiv hluav taws thiab ua kom ruaj khov |
| Benthien & Thoemen (2012) | Cov ntaub ntawv raw thiab cov txheej txheem tsis | Kev xaiv cov khoom siv thiab kev ua cov khoom siv cuam tshuam lub zog thiab kev ruaj khov |
Cov ntoo fibers ua ntau tshaj li tsuas yog ntxiv lub zog xwb. Lawv ua haujlwm ua cov neeg sawv cev nucleating, pab cov yas tsim cov qauv zoo dua. Cov txheej txheem no ua rau lub vaj huam sib luag qhov nyuaj thiab qhov zoo ntawm qhov chaw. Cov ntoo fiber ntau dua tuaj yeem ua rau lub vaj huam sib luag muaj zog dua, tab sis muaj qhov txwv. Cov ntoo fiber ntau dhau tuaj yeem txo qhov yooj ywm thiab ua rau lub vaj huam sib luag tawg.
Cov chaw tsim khoom kuj sim cov vaj huam sib luag no hauv chav kuaj kom paub tseeb tias cov ntaub ntawv sib xyaw zoo. Nov yog qee qhov kev sim uas lawv siv:
- Kev ntsuam xyuas tshuab xyuas lub zog tensile, lub zog flexural, thiab lub zog cuam tshuam.
- Cov kev ntsuam xyuas kev nqus dej qhia tau tias lub vaj huam sib luag tiv taus cov dej noo zoo npaum li cas.
- Cov tshuaj sib txuas pab cov ntoo fibers lo rau cov yas, ua rau lub vaj huam sib luag muaj zog dua.
- Kev ntsuam xyuas huab cua ntsuas seb lub vaj huam sib luag puas ruaj khov raws sijhawm hauv tshav ntuj thiab nag.
Cov khoom sib xyaw ua los ntawm cov fiber-polymer ntuj Lawv tsis hnyav, pheej yig, thiab zoo dua rau ib puag ncig dua li cov yas lossis ntoo ntshiab. Lawv kuj tiv taus dej noo thiab lwj, uas ua rau lawv yog qhov kev xaiv ntse rau cov vaj huam sib luag phab ntsa hauv ntau qhov chaw.
Lub Luag Haujlwm ntawm Cov Khoom Ntxiv hauv WPC Phab Ntsa Panels
Cov khoom ntxiv ua lub luag haujlwm tseem ceeb hauv kev ua kom WPC Phab Ntsa Vaj Huam Sib Luag kav ntev dua thiab ua haujlwm zoo dua. Cov khoom xyaw tshwj xeeb no suav nrog cov xim, cov neeg sawv cev sib xws, cov tshuaj tua hluav taws, thiab cov tshuaj UV stabilizers. Txhua tus muaj ib txoj haujlwm ua.
- Cov xim muab xim rau lub vaj huam sib luag. Cov xim tsis muaj organic pab lub vaj huam sib luag tiv taus kev ploj thiab kev puas tsuaj los ntawm lub hnub ci.
- Cov tshuaj uas ua rau cov ntoo sib haum, xws li maleated polypropylene (MAPP), ua rau cov ntoo sib txuas ua ke zoo dua. Cov tshuaj no ua rau cov ntoo thiab cov yas sib txuas tau zoo dua. Cov tshuaj no ua rau cov ntoo tsis muaj dej nkag thiab pab kom cov ntoo zoo nkauj.
- Cov tshuaj tua hluav taws ua rau lub vaj huam sib luag muaj kev nyab xeeb dua los ntawm kev ua kom qeeb qeeb nws hlawv.
- Cov tshuaj UV stabilizers tiv thaiv lub vaj huam sib luag ntawm lub hnub ci, yog li nws tsis tawg lossis poob xim.
Kev tshawb fawb qhia tau hais tias cov tshuaj ntxiv no tuaj yeem ua qhov sib txawv loj. Piv txwv li, kev siv cov xim zoo tuaj yeem pab lub vaj huam sib luag nyob ntev dua sab nraum zoov. Cov neeg sawv cev sib xws txo qhov nqus dej thiab o, uas txhais tau tias lub vaj huam sib luag tseem muaj zog txawm tias nyob rau hauv cov huab cua ntub. Cov tshuaj tiv thaiv hluav taws thiab cov tshuaj tiv thaiv UV pab lub vaj huam sib luag tiv taus cua sov thiab tshav ntuj, ua kom nws zoo nkauj rau ntau xyoo.
Lub Tswv Yim: Kev xaiv WPC Phab Ntsa Vaj Huam Sib Luag nrog cov khoom sib xyaw kom raug tuaj yeem txhais tau tias tsawg dua kev saib xyuas thiab lub neej ntev dua rau koj phab ntsa.
Cov khoom ntxiv kuj pab lub vaj huam sib luag dhau qhov kev sim hauv chaw kuaj mob tseem ceeb. Cov vaj huam sib luag uas muaj cov khoom ntxiv zoo qhia tau tias muaj zog khoov siab dua, ruaj khov dua, thiab puas tsuaj tsawg dua los ntawm huab cua. Qee cov khoom ntxiv, xws li zinc oxide nanoparticles, tuaj yeem ua rau lub zog khoov siab dua li ntawm 80%. Qhov no txhais tau tias lub vaj huam sib luag tuaj yeem tswj tau ntau qhov kev ntxhov siab yam tsis tawg.
WPC Phab Ntsa Vaj Huam Sib Luag Tsim Khoom Txheej Txheem
Kev Sib Tov thiab Kev Sib Xyaws Cov Khoom Siv
Kev taug kev ntawm WPC Phab Ntsa Vaj Huam Sib Luag pib nrog kev sib xyaw thiab kev sib xyawCov neeg ua haujlwm sib xyaw cov ntoo fibers, thermoplastics, thiab cov khoom ntxiv rau hauv qhov ntau thiab tsawg. Lawv siv cov tshuab tsis siv neeg los ua kom qhov sib xyaw sib npaug thiab sib xws. Kauj ruam no tseem ceeb vim nws cuam tshuam rau qhov muaj zog thiab ruaj khov ntawm lub vaj huam sib luag kawg.
Cov kws tshawb nrhiav tau pom tias txoj kev uas cov ntaub ntawv sib xyaw ua ke hloov pauv qhov uas lub vaj huam sib luag tiv taus dej thiab o. Nov yog qee qhov kev tshawb pom tseem ceeb:
- Cov kev ntsuam xyuas qhia tau hais tias kev sib tov zoo dua txo qhov nqus dej thiab qhov tuab ntawm daim tawv nqaij.
- Cov duab Scanning Electron Microscopy (SEM) qhia tau tias cov txheej txheem sib tov tshiab nthuav cov fibers kom sib npaug thiab qhwv lawv hauv yas, thaum cov txheej txheem qub tawm hauv cov pawg.
- Kev ntsuam xyuas kev nqus dej ua pov thawj tias cov vaj huam sib luag ua los ntawm kev sib xyaw zoo dua tiv taus dej txog li 69% zoo dua li cov uas ua los ntawm cov txheej txheem qub.
- Kev kuaj xyuas qhov ceev qhia tau tias cov vaj huam sib luag los ntawm cov txheej txheem tshiab yog compact dua, uas pab lawv nyob ruaj khov thiab qhuav.
- Txoj kev sib tov tshiab no kuj tseem ua rau cov fibers thiab yas tsis kub dhau, uas tiv thaiv cov khoom siv.
Cov chaw tsim khoom loj siv cov kev tswj hwm nruj kom cov txheej txheem ruaj khov. Lawv saib xyuas cov nqi pub, tswj qhov kub thiab txias, thiab siv kev saib xyuas tsis tu ncua kom tsis txhob muaj qhov yuam kev. Piv txwv li, lawv ntxuav cov chav sib tov thiab xyuas cov tshuab ntau zaus. Cov kauj ruam no pab txhua WPC Phab Ntsa Vaj Huam Sib Luag tawm los nrog tib yam zoo. Kev tshawb fawb qhia tau tias thaum cov chaw tsim khoom siv cov kev tswj hwm no, cov vaj huam sib luag muaj qhov ceev thiab cov dej noo ruaj khov. Txawm tias thaum lawv ntxiv ntau cov ntoo ntxiv, cov vaj huam sib luag tseem ntseeg tau thiab kwv yees tau.
Extrusion thiab Shaping
Tom qab sib tov, cov khoom sib xyaw txav mus rau qhov extrusion thiab shaping theem. Ntawm no, cov tshuab ua kom sov cov khoom sib tov thiab thawb nws los ntawm pwm, hu ua lub pwm. Cov kauj ruam no muab WPC Phab Ntsa Vaj Huam Sib Luag nws cov duab thiab qhov loj kawg. Cov extruders siab heev siv cov sensors los tswj qhov kub thiab txias, ua kom ntseeg tau tias lub vaj huam sib luag tsim sib npaug.
Cia peb saib seb cov kab extrusion sib piv li cas hauv cov Hoobkas tiag tiag:
| Kev ntsuas | Kab A (Kab Extrusion) | Kab B (Kab Extrusion) | Qhov Tseem Ceeb ntawm Kev Txheeb Xyuas |
|---|---|---|---|
| Qhov Loj ntawm Cov Qauv | 122 | 122 | Tsis muaj |
| Lub Sijhawm ntawm Cov Qauv | 16 lub lis piam | 16 lub lis piam | Tsis muaj |
| Qhov Nruab Nrab Modulus ntawm Elasticity (MOE) (MPa) | Txawv ntawm cov ntaub ntawv txheeb cais (p = 0.0397) | Txawv ntawm cov ntaub ntawv txheeb cais (p = 0.0397) | Qhov sib txawv tseem ceeb ntawm cov txhais tau tias |
| Nruab Nrab Modulus ntawm Rupture (MOR) (MPa) | Txawv ntawm cov lej suav (p = 0.000058) | Txawv ntawm cov lej suav (p = 0.000058) | Qhov sib txawv tseem ceeb heev ntawm cov nyiaj tau los |
| Kev hloov pauv hauv MOE | Zoo sib xws (p=0.86686 Bartlett qhov kev xeem) | Zoo sib xws (p=0.86686 Bartlett qhov kev xeem) | Tsis muaj qhov sib txawv tseem ceeb hauv kev hloov pauv |
| Kev hloov pauv hauv MOR | Zoo sib xws (p=0.229816 Levene qhov kev sim) | Zoo sib xws (p=0.229816 Levene qhov kev sim) | Tsis muaj qhov sib txawv tseem ceeb hauv kev hloov pauv |
| Coefficient ntawm kev hloov pauv (MOE) | 7.02% | 6.99% | Kev hloov pauv sib piv |
| Coefficient ntawm kev hloov pauv (MOR) | 8.47% | 6.90% | Kev hloov pauv sib piv |
| Kev tsis sib xws (MOE thiab MOR) | Me ntsis sab laug skewness | Sab laug me ntsis skewness, MOR skewed ntau dua vim yog qhov ua tsis tiav thaum ntxov | Tsis muaj |
| Cov Kab Ntsig Txog Kev Ciaj Sia ntawm Kaplan-Meier | Qhia qhov sib txawv ntawm kev ntseeg tau ntawm cov kab | Qhia qhov sib txawv ntawm kev ntseeg tau ntawm cov kab | Qhia txog qhov sib txawv ntawm kev ntseeg tau ntawm cov khoom |
Cov lus qhia no qhia tau hais tias qee cov kab extrusion ua cov vaj huam sib luag nrog lub zog siab dua, tab sis txhua kab ua kom qhov zoo ruaj khov. Cov chaw tsim khoom siv ntau kauj ruam los ua kom cov vaj huam sib luag zoo li no:
- Lawv sib tov cov khoom siv raw nrog cov tshuab ua haujlwm tsis siv neeg kom raug.
- Lub extruder ua kom sov thiab thawb cov khoom sib tov los ntawm lub pwm.
- Cov tshuab cua txias, zoo li cov da dej, teeb tsa lub vaj huam sib luag.
- Cov tshuab txiav uas tswj los ntawm lub khoos phis tawj txiav cov vaj huam sib luag kom loj raws li qhov xav tau.
- Kev kuaj xyuas zoo xyuas kom meej tias txhua lub vaj huam sib luag ua tau raws li cov qauv.
Kev rho tawm ua haujlwm zoo tshaj plaws rau cov vaj huam sib luag ntev, tiaj tus, thaum kev txhaj tshuaj molding ua cov khoom nyuaj dua. Ob txoj kev xav tau kev tswj hwm zoo kom nthuav cov ntoo fibers sib npaug hauv cov yas. Qhov no pab WPC Phab Ntsa Vaj Huam Sib Luag kom ruaj khov thiab zoo nkauj.
Kev Ua Kom Tiav Qhov Chaw thiab Kev Tswj Xyuas Zoo
Kauj ruam kawg yog kev ua kom tiav qhov chaw thiab kev tswj xyuas zoo. Cov neeg ua haujlwm lossis cov tshuab ua kom lub vaj huam sib luag du, ntxiv cov qauv, lossis siv cov txheej txheem. Cov kev ua tiav no tiv thaiv lub vaj huam sib luag thiab ua rau nws zoo nkauj. Qee lub vaj huam sib luag tau txais cov qauv embossed lossis cov noob ntoo zoo li ntoo.
Cov pab pawg tswj xyuas zoo sim cov vaj huam sib luag kom paub txog lub zog, tiv taus dej noo, thiab tsos. Lawv siv cov tshuab tsis siv neeg los pom qhov tsis zoo. Ntau lub Hoobkas ua raws li cov qauv kev lag luam thiab cov ntawv pov thawj los ua pov thawj tias lawv cov vaj huam sib luag muaj kev nyab xeeb thiab noj qab haus huv. Piv txwv li, daim ntawv pov thawj FloorScore® kuaj xyuas cov pa phem tsawg, uas pab ua kom huab cua hauv tsev huv. Daim ntawv pov thawj no ua tau raws li cov qauv tsev ntsuab xws li LEED thiab WELL, qhia tias cov txheej txheem ua tiav ntawm qhov chaw txhawb nqa ob qho tib si zoo thiab kev nyab xeeb.
Lub Tswv Yim: Thaum mus yuav WPC Phab Ntsa Vaj Huam Sib Luag, nrhiav cov khoom uas muaj ntawv pov thawj. Cov vaj huam sib luag no feem ntau muaj cov xim zoo dua thiab ua tau raws li cov qauv kev nyab xeeb siab dua.
Kev tshuaj xyuas tsis tu ncua thiab kev kuaj xyuas tshuab pab cov chaw tsim khoom kom lawv cov khoom zoo. Lawv ntxuav thiab kho cov khoom siv, hloov cov khoom siv uas puas lawm, thiab ua raws li cov cai kev nyab xeeb nruj. Cov kauj ruam no ua kom txhua lub WPC Phab Ntsa Vaj Huam Sib Luag zoo nkauj thiab kav ntev.
Cov txiaj ntsig, Daim ntawv thov, thiab kev txiav txim siab ntawm WPC Phab Ntsa Panels
Cov Kev Zoo Tseem Ceeb Dua Li Cov Phab Ntsa Ib Txwm Muaj
WPC Phab Ntsa Panels sawv tawm rau lawv cov kev ruaj khov thiab kev yooj yim tsimLawv tiv taus dej, kab ntsaum, thiab UV, ua rau lawv yog qhov kev xaiv ntse rau ntau qhov chaw. Lub rooj hauv qab no piv WPC panels rau PVC panels siv kev sim kev lag luam:
| Kev Ntsuas Ntsuas | Kev Ua Tau Zoo ntawm WPC | Kev Ua Tau Zoo ntawm PVC | Tus Qauv Kev Lag Luam | Txoj Kev Ntsuas |
|---|---|---|---|---|
| Kev Tso Dej (72 teev) | 0.8% kev nthuav dav | 0.2% kev nthuav dav | 1.0% siab tshaj | ASTM D570 |
| Kev Cuam Tshuam Tiv Thaiv (J) | 3.5 | 5.2 | 4.0 | ASTM D256 |
| Kev raug UV (2000 teev) | 15% ploj mus | 8% ploj mus | 10% siab tshaj | ASTM G154 |
| Kev Caij Tsheb Kauj Vab Kub (-20 ° C txog 60 ° C) | 0.3% kev hloov pauv ntawm qhov ntev | 0.7% kev hloov pauv ntawm qhov ntev | 0.5% | ASTM D1037 |
| Lub Neej Kwv Yees (xyoo) | 15-20 | 20-25 | 15-25 | Kev ntsuam xyuas kev laus sai dua |
Cov vaj huam sib luag WPC qhia tau tias muaj kev ruaj khov zoo heev thiab tiv taus khawb. Lawv kuj tseem tiv taus kev plam, tiv taus kev hnav, thiab rwb thaiv tsev. Lawv lub plawv ceev ceev tiv thaiv kev tawg thiab ntswj, uas zoo heev rau kev siv sab nraum zoov. Tib neeg tuaj yeem ua cov vaj huam sib luag no ua cov kab nkhaus, muab kev ywj pheej ntau dua.
Lus Cim: WPC panels yog cov phooj ywg zoo rau ib puag ncig thiab rov ua dua tshiab, tsis muaj cov pa phem.
Cov Kev Siv Feem Ntau Hauv Tsev thiab Cov Lag Luam
Tib neeg siv WPC panels nyob rau ntau qhov chaw. Cov tswv tsev teeb tsa lawv rau ntawm phab ntsa sab nraud thiab sab hauv kom zoo nkauj niaj hnub thiab tiv thaiv ntev. Hauv cov chaw ua lag luam, cov panels no ntxiv style thiab sawv ntsug rau kev siv hnyav. Nov yog qee qhov kev siv nrov:
- Cov tsev nyob: Cov chaw zoo nkauj thiab ruaj khov rau chav nyob, chav ua noj, thiab chav dej.
- Cov chaw ua lag luam: Cov chaw ua haujlwm, cov tsev so, thiab cov khw muag khoom siv WPC panels rau lawv tus qauv tsim thiab lub zog.
- Kev teeb tsa hauv kev lag luam: Cov chaw tsim khoom thiab cov tsev rau khoom tau txais txiaj ntsig los ntawm lub neej ntev ntawm cov vaj huam sib luag thiab kev saib xyuas yooj yim.
- Cov chaw pej xeem: Cov tiaj ua si thiab cov tsev pej xeem siv WPC panels rau ob qho tib si kev zoo nkauj thiab kev ruaj khov.
Cov kev tshawb fawb qhia txog cov txiaj ntsig tiag tiag hauv ntiaj teb. Piv txwv li, lub qab nthab hauv Los Angeles siv cov vaj huam sib luag uas tiv taus dej kom txo tau kev pheej hmoo ntawm pwm thiab cov nqi hluav taws xob. Hauv Miami, lub tsev nkoj siv cov vaj huam sib luag WPC los tiv thaiv kev puas tsuaj los ntawm dej thiab cua sov.
Kev Ruaj Kho, Kev Txij Nkawm, thiab Cov Yam Ntxim Saib Xyuas Tus Nqi
Cov vaj huam sib luag WPC kav ntev thiab tsis tas yuav kho ntau. Lawv tiv taus dej noo, cov xim av, thiab cov kab ntsaum, yog li cov neeg tsis tas yuav txhawj txog kev kho ntau zaus. Txawm hais tias tus nqi them ua ntej siab dua PVC, cov vaj huam sib luag WPC feem ntau txuag tau nyiaj dhau sijhawm. Lawv tuav tau zoo hauv cov chaw muaj neeg coob xws li chaw ua lag luam thiab chaw sab nraum zoov. Lawv lub neej ntev thiab kev saib xyuas tsawg ua rau lawv yog kev nqis peev ntse rau ob lub tsev thiab cov lag luam.
Lub Tswv Yim: Kev xaiv WPC panels tuaj yeem txhais tau tias muaj mob taub hau tsawg dua thiab txo cov nqi hauv lub sijhawm ntev.
Cov vaj huam sib luag phab ntsa ua los ntawm ntoo thiab yas muab rau cov tsev thiab cov lag luam muaj kev xaiv zoo thiab zoo nkauj. Cov neeg nyiam cov vaj huam sib luag no rau lawv kev ruaj khov thiab kev saib xyuas yooj yimKev paub txog seb cov chaw tsim khoom ua li cas pab cov neeg yuav khoom xaiv cov khoom zoo rau lawv cov kev xav tau.
Cov Lus Nug Feem Ntau
Dab tsi ua rau WPC phab ntsa panels eco-friendly?
Cov vaj huam sib luag WPC siv cov ntoo fibers thiab yas rov ua dua tshiab. Cov txheej txheem no txo cov khib nyiab thiab txuag cov ntoo. Ntau lub Hoobkas kuj ua raws li cov qauv tsim khoom ntsuab.
Cov vaj huam sib luag WPC puas tuaj yeem tswj tau huab cua sab nraum zoov?
Yog! WPC panels tiv taus nag, hnub, thiab qhov kub thiab txias hloov pauv. Lawv tsis yooj yim khoov lossis tawg. Muaj coob tus neeg siv lawv rau patios thiab vaj phab ntsa.
Koj yuav ntxuav WPC phab ntsa li cas?
Tsuas yog siv daim ntaub ntub dej so lub vaj huam sib luag xwb. Yog tias muaj cov av tawv tawv, siv xab npum me me thiab dej. Tsis txhob siv cov tshuaj lom neeg hnyav kom qhov chaw zoo li tshiab.