I-ASTM D7032 28 MPa Flexural kuma-Commercial Pool Decks: Lokho Okuhlolwa Yizincazelo

1. Kungani i-ASTM D7032 iyindinganiso yoMlindi Wesango Lezindawo Zokuhweba Zokudada

I-ASTM D7032, eshicilelwe yi- I-ASTM International, isebenza njengesilinganiso esiyinhloko sokuthengwa kwe-WPC eNyakatho Melika kanye nokuthengwa kwe-WPC emhlabeni jikelele. Le nqubo yathuthukiswa ngoba ukukhula okusheshayo kwe-composite decking ekuqaleni kwawo-2000 kwadala i-vacuum yekhwalithi: ngaphandle kwencazelo ehlanganisiwe, abacacisi babengenayo indlela ethembekile yokuqhathanisa imikhiqizo evela kubakhiqizi abahlukene. I-ASTM D7032 yagcwalisa leso sikhala ngokuchaza izilinganiso zokusebenza ezincane zamandla e-flexural, ukudonsa kwe-fastener, ukumelana nokuqhekeka, ukuqina kwe-UV, ukumuncwa komswakama, kanye nokuqina kobukhulu.

Kumadekhi echibi lezentengiselwano, izingqinamba ziphakeme kakhulu kunezicelo zokuhlala. Idekhi lechibi lomphakathi ehhotela noma endaweni yokungcebeleka lingabona abantu abangu-500 kuya ku-2,000 ngosuku ngesikhathi sesizini esimatasa. Izihlalo, ama-lounger, imishini enamasondo, kanye nokuchayeka kwamakhemikhali ezindaweni ezigcwele i-chlorine noma amanzi anosawoti kubeka imithwalo kanye nokucindezeleka okungahlangabezani nedekhi lendawo yokuhlala. Ngakho-ke, abacacisi basebenzisa i-ASTM D7032 njengesihlungi sangaphambi kokufaneleka: uma umkhiqizo ungakwazi ukubonisa ukuthobela imithetho, ukhishwa ekubhideni ngaphambi kokuba kuqale noma yikuphi ukuxoxisana ngentengo. Yingakho yonke into ebalulekile Umkhiqizi we-Wpc ishicilela idatha yokuhlola ye-D7032, nokuthi kunganiYebo ikhiphe imibiko yokuhlolwa kwe-SGS evela eceleni etholakala kuwo wonke amaqoqo okukhiqiza selokhu yasungulwa eNingbo ngo-2010.

Umkhawulo wamandla okugoba we-MPa ongu-28 ochazwe ku-D7032 ubaluleke kakhulu kuma-deck echibi. Amandla okugoba—ikhono lebhodi lokumelana nokugoba ngaphansi komthwalo—linquma ngqo ukuthi ama-joist angahlukaniswa ibanga elingakanani, ukuthi i-deck ingathwala isisindo esingakanani, nokuthi amabhodi azothuthukisa ukuguquguquka okuhlala njalo ngokuhamba kwesikhathi. Isichazi esihlola i-oda le-deck echibi elingu-1,000 sqm sizoqhathanisa yonke imikhiqizo efanelekile nale nombolo kuqala, ngoba siqinisa yonke isibalo sobunjiniyela esingezansi. Imikhiqizo ehlangabezana noma edlula i-MPa engu-28 ingachazwa ngokuzethemba ezindaweni ezijwayelekile zama-joist angu-400 mm; leyo ehlulekayo idinga isikhala esiseduze sama-joist kanye nezindleko eziphezulu zesakhiwo.

2. Ukuqonda Isidingo Samandla Okugobeka Angu-28 MPa

Amandla okuguquguquka, abizwa nangokuthi i-modulus of rupture (MOR), alinganisa ukucindezeleka okuphezulu ibhodi le-WPC elingakumela ngaphambi kokuba liqhekeke ekuhlolweni kokugoba. Izinkomba ze-ASTM D7032 I-ASTM D790 njengendlela yenqubo. Empeleni, isampula yebhodi ledekhi ibekwa phezu kwezisekelo ezimbili, bese kufakwa umthwalo phakathi nendawo kuze kube yilapho isampula yehluleka. Inani lokucindezeleka elivelayo, elivezwa kuma-megapascals (MPa), amandla okuguquguquka komkhiqizo.

Ubuncane obungu-28 MPa ku-ASTM D7032 bubonisa umthamo omncane wokuthwala umthwalo odingekayo ebhodini ledekhi ukuze kusekelwe ngokuphephile isisindo esihlangene sethrafikhi yezinyawo, ifenisha, kanye nemishini yokulungisa ngezikhathi ezithile endaweni ejwayelekile yokubeka izikhala. Ngezinhlelo zokusebenza zechibi lezentengiselwano, izincazelo zivame ukwengeza umkhawulo wokuphepha, zicele i-30 MPa noma ngaphezulu ukuze zilandise imithwalo enamandla evela ezixukwini kanye nemishini yechibi enamasondo. Iphrofayili yedekhi yakudala ye-Ydwpc's YD150RH30 ihlola njalo ngaphezu kwe-28 MPa ekuhlolweni kwelebhu okuqinisekiswe yi-SGS, kuyilapho iphrofayili ye-co-extrusion ye-YD140RH23, enesendlalelo sayo se-polymer cap esiqinile, inikeza ukusebenza kwe-flexural ekugcineni okuphezulu kobubanzi be-WPC.

Kumuntu oqophayo oda i-decking yechibi elingama-sqm angu-1,000, inombolo yamandla e-flexural iphinde iqhubekisele phambili umnotho we-joist space. Ibhodi elilinganiswe ku-28 MPa lingadinga isikhala se-joist esimaphakathi esingu-350 mm ngaphansi kwezimo zokulayisha kwezentengiselwano, kuyilapho ukuhlolwa kwebhodi ku-32 MPa kungavame ukucaciswa ku-400 mm. Ngaphezulu kwe-sqm engu-1,000, lowo mehluko wama-50 mm uhumusha ekunciphiseni okulinganiselwe kwezinto ze-joist kanye nomsebenzi wokufaka. Yingakho abaqophayo abahlakaniphile beqhathanisa amanani okuhlola angempela futhi bawafaka ekubunjweni kwephrojekthi iyonke. I-Ydwpc inikeza izitifiketi zokuhlola eziphelele ze-flexural ngokuthunyelwa ngakunye ukusekela lokhu kuhlaziywa.

3. Ukuphambuka Kokuhamba: Kungani Ukusebenza Komthwalo Wesikhathi Eside Kubalulekile Ema-Pool Decks

Nakuba amandla okuguquguquka etshela umuntu ocacisa ukuthi ibhodi lingawuthwala umthwalo ongakanani ngesikhathi sokwehluleka, ukuphambuka kokuqhekeka kwembula okwenzekayo ngaphansi kwemithwalo eqhubekayo ezinyangeni neminyaka. I-ASTM D7032 ifaka phakathi amalungiselelo okuhlola ukuqhekeka ngoba izinto ze-WPC zi-viscoelastic: ziyaguquguquka kancane kancane ngaphansi kokucindezeleka okuqhubekayo. Edekini lechibi lokuhweba, lokhu kucindezeleka okuqhubekayo kuvela ezintweni ezihlala njalo—amabhokisi okulima, izindonga, izihlalo ezihleliwe, izindawo zokugcina imishini yechibi—kanye nokuminyana okukhulu kwezinyawo ngesikhathi sokusebenza.

Ukuhlolwa kwe-creep kwe-D7032 kubeka isampula yebhodi emthwalweni oqhubekayo isikhathi esinqunyiwe ekushiseni okulawulwayo kanye nomswakama. Ukuphambuka okuphezulu okuvunyelwe kuchazwe ngokuphathelene nobude bebhodi, futhi ukudlula lo mkhawulo kusho ukuthi umkhiqizo wehluleka umgomo we-creep. Kumadekhi echibi lezentengiselwano, indawo ye-creep ikhuliswa umswakama ophakeme njalo kanye nokushisa okuvamile kwezindawo zasemanzini. Idekhi lechibi eDubai noma eSingapore lihlangabezana namazinga okushisa angaphezu kwama-degree Celsius angu-35 isikhathi esiningi sonyaka, okusheshisa ukugeleza kwe-viscoelastic kuma-matrices e-WPC.

I-Ydwpc ibhekana nokusebenza kokuqhekeka ngokulawula ukwakheka. Okuqukethwe kwefayibha yokhuni, izinga le-polymer, ama-coupling agents, kanye namapharamitha okucubungula konke kulungiselelwe ukunciphisa ukuqhekeka kwesikhathi eside. Imodeli ye-YD140RH23 co-extrusion izuza egobolondweni layo le-polymer elivikelayo, elisabalalisa imithwalo engaphezulu ngokulinganayo kuyo yonke ingxenye yebhodi, kunciphisa ukugxilisa ingqondo lapho ukuqhekeka kuqala khona. Abacacisi bangacela izitifiketi zokuhlola ukuqhekeka ezibonisa ukuqhekeka kahle ngaphakathi kwemikhawulo ye-D7032, ngisho nangaphansi kwezimo zokushisa eziphakeme. Lolu lwazi luwusizo kubakhi bezakhiwo abaklama amadekhi echibi ezindaweni ezishisayo lapho ukukhethwa kwezinto zedekhi kubalulekile ekusebenzeni kwesikhungo isikhathi eside.

4. Ukuqina Kokudonsa I-Fastener kanye Nokuxhumeka Kwesakhiwo

Ibhodi ledekhi lithembeke kuphela njengokuxhumeka okulibamba esakhiweni esingaphansi. I-ASTM D7032 ibhekana naleli qiniso ngokuhlolwa kokukhipha i-fastener, okulinganisa amandla adingekayo ukukhipha isikulufu noma i-fastener ebhodini ngaphansi kwezimo ezilawulwayo. Kumadekhi echibi lezentengiselwano, ukumelana kokukhipha i-fastener kuyipharamitha ebalulekile yokuphepha: amabhodi akhululekile adala izingozi zokuwa, futhi endaweni emanzi echibini, isigameko sokuwa nokuwa sithwala ukuvezwa okukhulu kwesibopho. Ngakho-ke, abacacisi baphatha inani lokukhipha i-fastener ye-D7032 njengendawo yokuhlola ephoqelekile.

Inqubo yokuhlola ihilela ukufaka izikulufo ezijwayelekile ebhodini ezindaweni ezithile nokusebenzisa amandla okudonsa aqonde ngqo ebusweni bebhodi kuze kube yilapho i-fastener idonsa. Amandla amancane okudonsa ku-D7032 alinganiswa ngobuningi nobukhulu bebhodi, okubonisa imithwalo elindelekile evela ekugijimeni kwezinyawo, ukuphakama komoya, kanye nokujikeleza kokushisa. Ibhodi elinobukhulu obuphansi noma ukusatshalaliswa kwefayibha okungaguquki lizobonisa ukubamba okungekuhle kwe-fastener, okuholela ekuhambeni nasekuhlulekeni kokugcina kwe-fastener ngaphansi kwemijikelezo yokumanzisa nokomisa ephindaphindwayo evamile ezindaweni zokubhukuda.

Inqubo yokukhiqiza ye-Ydwpc iqinisekisa ubuningi obuhambisanayo kuyo yonke ingxenye yebhodi, okuyiyona nto eyinhloko enquma amandla okukhipha izikhonkwane. Iphrofayili yakudala ye-YD150RH30, enokuphakama kwebhodi okungu-30 mm, inikeza ukujula okwanele kwezinto zokubopha izikulufo, kuyilapho imodeli ye-YD140RH23 yokuxhumanisa izuza kungqimba oluqinile olumelana nokudonswa kwendawo. Yomibili imikhiqizo ihlolwa kusetshenziswa izinhlelo zokubopha iziqeshana ezifihliwe kanye nezikulufo zensimbi engagqwali ezivame ukucaciswa ekufakweni kwechibi lezentengiselwano. Abacacisi aba-oda ama-sqm angu-1,000 bangacela idatha yokuhlola yokukhipha izikhonkwane njengengxenye yephakheji yangaphambi kokufaneleka ye-Ydwpc, kanye namashejuli okubopha anconyiwe alungiselelwe izidingo zendawo yomoya yendawo.

5. Ukumelana Nomswakama Nokuchayeka Kwamakhemikhali Ezindaweni Zokubhukuda

Amadekhi echibi lezentengiselwano abhekene nenhlanganisela eyingqayizivele yezinselele zomswakama ezidlula ezanoma yiluphi olunye uhlelo lokufaka amadekhi angaphandle. Amabhodi avulekele emanzini aqhubekayo, umswakama ophezulu, amanzi amile, kanye namakhemikhali okuhlanza afaka phakathi i-chlorine, i-bromine, kanye ne-algaecides. I-ASTM D7032 ifaka phakathi ukuhlolwa kokumuncwa komswakama kanye nokuhlolwa kokukhukhumala kobukhulu ukuze kulinganiswe ukuthi ibhodi le-WPC lisabela kanjani kulezi zimo. Ukuhlolwa kokucwiliswa okujwayelekile lapho amasampula ebhodi ecwiliswa khona isikhathi esithile, kanye nokwanda kwesisindo okubangelwayo kanye noshintsho lobukhulu kulinganiswa ngokumelene nemikhawulo ephezulu evumelekile.

Kwabahloli abahlola i-oda ledekhi lechibi elingama-sqm angu-1,000, idatha yokumelana nomswakama iyinto ebalulekile ehlukanisa phakathi kwemigqa yomkhiqizo. Amaphrofayili e-WPC ajwayelekile njenge-YD150RH30 anendawo ehlanganisiwe yokhuni eveziwe emunca umswakama ngesivinini esiphezulu kunamaphrofayili akhishwe ndawonye. Ngenkathi i-YD150RH30 ihlangabezana nemikhawulo yokumunca umswakama ye-ASTM D7032—futhi isebenza kahle ezindaweni zokuhlala nezokuhweba ezilula—imodeli yokumunca ndawonye ye-YD140RH23 inikeza inzuzo elinganisekayo ezindaweni zechibi. Igobolondo le-polymer elikhishwe ndawonye ku-YD140RH23 lidala isithiyo esibonakalayo esinciphisa kakhulu ukungena kwamanzi enkabeni yebhodi, okuholela ekumuncweni komswakama okuphansi, ukukhukhumala okuncane kobukhulu, kanye nokuzinza okuphezulu phakathi nesikhathi senkonzo sokufakwa.

Ukumelana namakhemikhali kuyinto eyengeziwe yokuhlola izichazi zedekhi lechibi. Amanzi ane-chlorine, amanzi anosawoti ezindaweni zasogwini, kanye nezinto zokuhlanza ezisetshenziswa ekunakekelweni kwechibi lezentengiselwano zingonakalisa izindawo ze-polymer ngokuhamba kwesikhathi. I-Ydwpc yakha ama-decking compounds ayo anezithasiselo ezingamelani namakhemikhali ezihlangabezana nokulindelwa kokuqina okufakwe ku-ASTM D7032. Kumaphrojekthi asezindaweni zasogwini noma ezindaweni ezisebenzisa i-chlorine yamanzi anosawoti, i-YD140RH23 ekhishwe kanye iyincazelo enconywayo, njengoba ubuso bayo obuvaliwe bumelana nokwakheka kwekristalu kasawoti kanye nokungena kwe-chloride ion. Lokhu kuhambisana nesiqondiso esivela ku- Uhlelo lokubhukuda olunempilo lwe-CDC mayelana nokugcina ingqalasizinda yechibi eliphephile nelihlala isikhathi eside.

6. Ukumelana Nokushelela: Ukuhlolwa Kokushayisana Kwe-Coefficient Kwezindawo Zokubhukuda Ezimanzi

Ukumelana nokushelela kungenye yezindlela zokuphepha ezibaluleke kakhulu kunoma yiliphi i-pool deck yezentengiselwano, futhi ingenye yezinto zokuqala ezihlolwa ngabacacisi lapho behlola imikhiqizo ye-WPC. Ngenkathi i-ASTM D7032 ikhuluma ngokumelana nokushelela njengengxenye yezindlela zayo zokusebenza, abacacisi abaningi babhekisela namazinga engeziwe afana nalawa I-ASTM C1028 kanye ne-Americans with Disability Act Accessibility Guidelines (ADAAG), echaza inani elincane kakhulu le-static coefficient of friction values ​​for routes accessible. I-ADAAG incoma i-static coefficient of friction engu-0.6 ezindaweni ezilinganayo kanye no-0.8 ezindaweni zokuma, futhi lawa manani asetshenziswa kabanzi ezindaweni zokuthengisa zamadekhi echibi kungakhathaliseki ukuthi kuyiphi indawo.

I-WPC decking ifinyelela ukumelana nokushelela ngokusebenzisa ukuthungwa kwendawo—iphethini efakwe noma ebunjiwe ebusweni bebhodi ngesikhathi sokukhiqiza. Zombili i-YD150RH30 kanye ne-YD140RH23 ezivela ku-Ydwpc zinobuso obuthungwe ngokhuni obuklanyelwe ukugcina ukudonsa lapho kumanzi. I-YD140RH23 ehlanganisiwe inenzuzo eyengeziwe: ungqimba lwayo lwesivalo lwakhiwe ngezithasiselo ezilwa nokushelela ezifakwe ku-polymer matrix, enikeza i-coefficient ehambisanayo yamanani okushelela ngisho nangemva kweminyaka yokuhamba ngezinyawo kanye nokuvezwa kwamakhemikhali okungashelela ukuthungwa kwendawo yamaphrofayili akudala. Kwidekhi yedama lokuhweba elingama-sqm angu-1,000, lokhu kuvumelana kwesikhathi eside kubaluleke kakhulu, ngoba idekhi edlula ukuhlolwa kokushelela lapho intsha kodwa iba bushelelezi ngemva kwehlobo ezimbili zokusetshenziswa idala inkinga eqhubekayo yokuphepha kanye nesibopho.

Abacacisi kufanele bacele idatha yokuhlola ye-wet-condition coefficient of friction (COF) kunoma yimuphi umenzi we-WPC ocatshangelwayo. I-Ydwpc inikeza le datha njengengxenye yephakheji yayo ejwayelekile yokuthobela i-D7032, ehlolwe ezindaweni zokucwaninga ezizimele ukuze kuqedwe noma yikuphi ukungqubuzana kwezintshisekelo. Iphrothokholi yokuhlola ihilela ukulinganisa amandla adingekayo ukuqala ukushelela konyawo lokuhlola irabha olujwayelekile phezu kobuso bedekhi elimanzi, futhi imiphumela ibikwa njenge-coefficient engenakulinganiswa. Amaphrofayili e-pool-grade e-Ydwpc ahlala efinyelela amanani e-COF amanzi ngaphezu kobuncane be-ADAAG, enikeza abacacisi ukuzethemba kokuthi ubuso bedekhi buzohlala buphephile ngaphansi kwezimo ezimanzi ezimbi kakhulu ezingavezwa yindawo yedama lezentengiselwano. Le datha isekela izibopho zomsebenzi wokunakekela zabacacisi futhi yenza lula inqubo yokugunyazwa ngezikhulu zokwakha kanye nabanikezeli bomshuwalense.

7. Ukuzinza kwe-UV kanye nokugcinwa kombala kuyo yonke impilo yesevisi

Amadekhi echibi lezentengiselwano avame ukufakwa ezindaweni ezivulekile lapho kutholakala khona ukukhanya kwelanga okuphezulu kakhulu. Imisebe ye-UV evela elangeni iyimbangela eyinhloko yokushabalala kombala, ukushiswa kobuso, kanye nokuqhekeka kwe-polymer ezintweni zokuhlobisa ze-WPC. I-ASTM D7032 ibhekana nokuzinza kwe-UV ngokuhlolwa kwe-weathering okufaka amasampula ebhodi ekusheshisweni kokuvezwa kwe-UV kusetshenziswa i-xenon-arc noma i-fluorescent UV weathering apparatus, kulingisa iminyaka yokuvezwa kwelanga ngesikhathi esicindezelwe. Indinganiso ilinganisa ukushintsha kombala (i-delta E) kanye nokuwohloka kobuso ngemva kwezikhathi zokuvezwa ezichaziwe, futhi izichazi zisebenzisa la manani ukubikezela ukugcinwa kokubukeka kwesikhathi eside.

Kwidekhi yedamu lokuhweba, ukuzinza kombala kunemiphumela yobuhle nokusebenza. Ngobuhle, amahhotela nezindawo zokungcebeleka zitshala imali olimini oluthile lokuklama, kanti idekhi enyamalala ngokungalingani phakathi neminyaka emibili kuya kwemithathu ilimaza ukubonakala kwendawo. Ngokusebenza, ukuwohloka kwe-UV kwenza buthaka i-polymer matrix ebusweni bebhodi, kunciphisa amandla okuguquguquka kanye nokumelana nokushelela ngokuhamba kwesikhathi—kucekela phansi zona kanye izakhiwo ezihlolwe ngumcacisi ngaphansi kwe-D7032 ngesikhathi sokuthenga. Yingakho ukuhlolwa kokuzinza kwe-UV kungeyona nje ibhokisi lokuhlola lobuhle kodwa kuyindlela yokulinganisa ukuqina kwesakhiwo.

I-Ydwpc ifaka amaphakheji e-UV stabiliser asebenza kahle kakhulu kokubili emigqeni yayo yomkhiqizo we-classic kanye ne-co-extrusion. Iphrofayili yakudala ye-YD150RH30 isebenzisa ingxube ye-hindrable amine light stabilizers (HALS) kanye ne-UV absorbers ezisatshalaliswa kulo lonke ibhodi, zinikeza ukuvikelwa kwe-UV okuyisisekelo. Imodeli ye-YD140RH23 co-extrusion iqhubeka nalokhu: ungqimba lwe-polymer cap lwakhiwe ngohlelo lwe-UV stabiliser oluqinile oluvikela izinto eziyisisekelo ezingaphansi, oluphinda kabili ukumelana kwe-UV uma kuqhathaniswa namaphrofayili akudala. Le ndlela ye-cap-layer ifana nendlela ubuchwepheshe bokufaka amadekhi ahlanganisiwe ithuthuke kakhulu embonini yonke, kanye nokukhishwa ngokubambisana okumelela isimo samanje sobuchwepheshe. Kwabacacisi aba-oda ama-decking echibini angama-sqm ayi-1,000, i-YD140RH23 iyisinqumo esinconywayo lapho ukugcinwa kombala ngaphezu kweminyaka engu-15 kuya kwengu-25 yempilo yesevisi kuyimfuneko yephrojekthi, kuyilapho i-YD150RH30 inikeza okunye okungabizi kakhulu lapho ukufiphala okumaphakathi kwamukeleka khona noma lapho idekhi inombala oyingxenye.

8. I-Co-Extrusion vs. I-WPC Yakudala: Ukuqhathaniswa Kohlangothini Komchazi

Uma i-specifier inciphisa i-oda ledekhi lechibi lokuhweba elingama-sqm angu-1,000 ibe yimikhiqizo emibili ekhethiwe evela kumkhiqizi ofanayo, ukukhetha kuvame ukwehla ekwakhiweni kwe-classic uma kuqhathaniswa ne-co-extrusion. I-Ydwpc inikeza kokubili kukhathalogi yayo: i-YD150RH30 imelela ukwakhiwa kwe-WPC yakudala, kuyilapho i-YD140RH23 iyindlela ehlukile ye-co-extrusion (enesivalo). Ukuqonda umehluko ekukhiqizeni, ukusebenza, kanye nezindleko kubalulekile ekwenzeni isinqumo esifanele sephrojekthi yedekhi lechibi elithile.

I-decking ye-WPC yakudala efana ne-YD150RH30 ikhiqizwa ngenqubo yokukhipha eyodwa lapho i-fibre yokhuni, i-polymer resin, ama-coupling agents, ama-colorants, kanye nama-stabilizer kuhlanganiswa futhi kukhishwe nge-die ngesikhathi esisodwa. Ibhodi eliphumayo line-cross-section efanayo enokwakheka okufanayo kwezinto kusukela phezulu kuya enkabeni. Lokhu kwakhiwa sekuzibonakalise eminyakeni engamashumi amabili yokusetshenziswa kwezentengiselwano futhi kuhlala kuyisinqumo esithembekile nesingabizi kakhulu sezinhlelo zokusebenza eziningi. I-YD150RH30 ihlangabezana nazo zonke izidingo ze-ASTM D7032, kufaka phakathi umkhawulo wamandla we-flexural angu-28 MPa, kanye nephrofayili yayo yobubanzi obungu-150 mm ngokuphakama okungu-30 mm inikeza amandla okwakheka adingekayo kuma-deck echibi lezentengiselwano ajwayelekile.

Idekhi yokuxhumanisa i-co-extrusion efana ne-YD140RH23 yengeza isinyathelo sesibili sokuxhumanisa: igobolondo le-polymer elivikelayo (ungqimba lwe-cap) liboshelwe enkabeni ye-WPC ngesikhathi senqubo yokuxhumanisa i-co-extrusion. Le ngqimba ye-cap yenzelwe ukumelana ne-UV okuthuthukisiwe, ukungangeni komswakama, ukumelana nokuklwebheka, kanye nokuqina kombala. Umphumela uba ibhodi elidlula i-WPC yakudala cishe kuzo zonke izilinganiso zokuqina, yize ngezindleko eziphakeme ngemitha yesikwele. Kumadekhi echibi lezentengiselwano, inzuzo yokuxhumanisa i-co-extrusion ibonakala kakhulu ekumuncweni komswakama, ukugcinwa kombala we-UV, kanye nokumelana nokushelela isikhathi eside. Ithebula elingezansi lifingqa umehluko obalulekile:

Kumuntu ocacisayo obeka i-oda elingama-sqm ayi-1,000, i-matrix yesinqumo ilula: uma idekhi lechibi lisendaweni ene-UV ephezulu, enomswakama ophezulu, enethrafikhi ephezulu enamanzi anosawoti noma ukwelashwa ngamakhemikhali okunamandla, iphrofayili yokukhipha i-YD140RH23 iyona engcono kakhulu ngobuchwepheshe. Uma iphrojekthi inqunyelwe isabelomali, idekhi inomthunzi kancane, noma isikhungo sisebenzisa ukwelashwa kwamanzi okuthambile, iphrofayili yakudala ye-YD150RH30 inikeza ukuhambisana okuqinisekisiwe kwe-ASTM D7032 ngentengo ephansi. Ithimba lokuthumela ngaphandle le-Ydwpc linganikeza amabhodi esampula womabili amaphrofayili ukuze ahlolwe ensimini, kanye nezitifiketi zokuhlola ze-D7032 eziphelele kanye neziqondiso zokufaka, okuvumela umuntu ocacisayo ukuthi enze isinqumo esinolwazi oluphelele ngaphambi kokuzibophezela ku-oda elikhulu.