TL;DR — Zvinhu Zvinokosha Zvaunofanira Kuziva
- ASTM D7032 inoda simba rekuchinjika re28 MPa reWPC deck boards; specifiers dzinoona izvi segedhi rekupfuura/kukundikana kwemapurojekiti edziva rekutengesa.
- Kudzika kwemvura inotsvedza uye bvunzo dzekuburitsa chisungo pasi peD7032 zvinosimbisa kuti mabhodhi haazotsvedzeri kana kusunuruka pasi pemidziyo yedziva yakagadzikana uye vanhu vanofamba netsoka.
- Kunyudzwa kwehunyoro kunofanira kugara pasi pechiyero chemuganho; ma profiles akabatanidzwa seYD140RH23 anopa kudzivirira mvura zvakanyanya kana tichienzanisa nema profiles ekare akadai seYD150RH30.
- Kusatsvedza (kukweshana kwemhepo) uye kusasimba kweruvara rweUV zvinhu zvisingadiwi kuongororwa kuti zvienderane nezvinodiwa padziva.
- Mishumo yakaedzwa neSGS uye data remurabhoritari revamwe ndizvo zvinodiwa nevanotsanangura mari vasati vabvumidza odha yekutenga ye1,000 sqm.
- Ydwpc yakagadzira madhizaini eWPC anoenderana neASTM D7032 kubvira muna 2010, ichishandira mapurojekiti edziva rekutengesa uye nzvimbo dzekutandarira muEurope, North America, neSoutheast Asia.
1. Nei ASTM D7032 iriyo Muganho weMuchengeti weDziva reMabhizimisi
ASTM D7032, yakaburitswa na ASTM Yepasirose, inoshanda sechiyero chikuru chekutenga kweNorth America uye WPC yepasi rose iri kuramba ichikwira. Mwero uyu wakagadzirwa nekuti kukura nekukurumidza kwe composite decking mukutanga kwema2000 kwakagadzira vacuum yemhando yepamusoro: pasina humbowo hwakabatana, specifiers dzakanga dzisina nzira yakavimbika yekuenzanisa zvigadzirwa kubva kuvagadziri vakasiyana. ASTM D7032 yakazadza mukaha iwoyo nekutsanangura mashoma ekushanda kwesimba reflexural, kudhonzwa kwefastener, kuramba kukwira, kugadzikana kweUV, kunyudzwa kwehunyoro, uye kugadzikana kwemativi.
Kune madhishi edziva rekutengeserana, njodzi dzacho dzakakwira zvakanyanya kupfuura dzekushandisa mudzimba. Dhishi redziva reveruzhinji muhotera kana nzvimbo yekutandarira rinogona kuona vanhu 500 kusvika 2,000 pazuva munguva yekunaya kwemvura. Zvigaro, maroovha, michina ine mavhiri, uye kusangana nemakemikari kubva munzvimbo dzine chlorine kana mvura yemunyu zvinoisa mutoro uye zvinonetsa zvisingambosanganisirwi nedhishi redziva rekugara. Saka, vaongorori vanoshandisa ASTM D7032 sechinosefa chepakutanga: kana chigadzirwa chikasakwanisa kuratidza kutevedzera mitemo, chinobviswa mubhidhi risati ratanga kutaurirana kwemutengo. Ndosaka zvese zvakakomba Mugadziri weWpc inoburitsa data rekuyedza reD7032, uye neiEhe yakapa mishumo yekuyedza yeSGS yebato rechitatu inowanikwa pabhenji rega rega rekugadzira kubva payakavambwa muNingbo muna 2010.
Muganho wesimba re flexural re 28 MPa wakatarwa muD7032 wakakosha zvikuru kumadheki edziva. Simba re flexural—kukwanisa kwebhodhi kuramba kukotama pasi pemutoro—ndiwo unosarudza zvakananga kuti majoist anogona kupatsanurwa kusvika papi, kuti dheki rinogona kutakura huremu hwakakura sei, uye kana mabhodhi achashanduka zvachose nekufamba kwenguva. Muongorori anoongorora odha yedheki redziva re 1,000 sqm achaenzanisa chigadzirwa chega chega nenhamba iyi kutanga, nekuti anotsigira kuverenga kwese kweinjiniya. Zvigadzirwa zvinosvika kana kudarika 28 MPa zvinogona kutsanangurwa nechivimbo panzvimbo dzakajairwa dze 400 mm joist; izvo zvinokundikana zvinoda nzvimbo iri pedyo uye mutengo wakakwira we substructure.
2. Kunzwisisa Zvinodiwa zve28 MPa Flexural Strength
Simba rekuchinjika, iro rinonziwo modulus of rupture (MOR), rinoyera kushushikana kukuru kunogona kutsungirira bhodhi reWPC risati ratyoka mukuyedzwa kwekukombama. ASTM D7032 mareferensi ASTM D790 senzira yekutevera. Mukuita, muenzaniso webhodhi redhiki unoiswa pamusoro pezvitsigiro zviviri, uye mutoro unoiswa pakati kusvika muenzaniso wakundikana. Kukosha kwekumanikidzwa kunobuda, kunoratidzwa mu megapascals (MPa), isimba remuviri rechigadzirwa.
Iyo 28 MPa shoma muASTM D7032 inoratidza kugona kushoma kwekutakura mutoro kunodiwa pabhodhi redeki kuti ritsigire zvakachengeteka huremu hwakabatana hwekufamba netsoka, fenicha, uye michina yekugadzirisa dzimwe nguva panzvimbo yakajairwa. Kune mashandisirwo edziva rekutengesa, specifiers dzinowanzo wedzera mukana wekuchengetedza, dzichikumbira 30 MPa kana kupfuura kuti dziverengere mutoro unoshanduka kubva kuvanhu vazhinji uye michina yedziva iri pamavhiri. Ydwpc's YD150RH30 classic decking profile inogara ichiyedza pamusoro pe28 MPa mukuyedzwa kwerabhoritari kwakabvumidzwa neSGS, nepo YD140RH23 co-extrusion profile, ine dense polymer cap layer yayo, inopa mashandiro eflexural kumucheto wepamusoro weWPC range.
Kune specifier inotenga 1,000 sqm yedhishi redziva, nhamba yesimba reflexural inosimudzirawo mari yejoist spacing. Bhodhi rine 28 MPa chaiyo rinogona kuda 350 mm on-centre joist space pasi pemamiriro ekuremerwa kwebhizinesi, nepo board test pa32 MPa inogona kuwanzo kutsanangurwa pa400 mm. Pamusoro pe1,000 sqm, musiyano iwoyo we50 mm zvinoreva kudzikiswa kunoyerwa kwezvinhu zvejoist uye basa rekuisa. Ndosaka specifiers dzakangwara dzichienzanisa kukosha kwekuyedza chaiko uye dzichizviisa muhuwandu hweprojekiti. Ydwpc inopa zvitupa zvakakwana zve flexural test nekutumira kwega kwega kutsigira ongororo iyi.
3. Kutsauka kweCreep: Nei Kushanda Kwemutoro Wenguva Refu Kuchikosha paDziva rePool Decks
Kunyange hazvo simba reflexural richitaurira munhu anotsanangura kuti bhodhi rinogona kubata mutoro wakadini panguva yekukundikana, kutsauka kwe creep kunoratidza zvinoitika pasi pemitoro inogara kwenguva refu kwemwedzi nemakore. ASTM D7032 inosanganisira zvinhu zvekuedza creep nekuti zvinhu zveWPC zvakapfava: zvinoshanduka zvishoma nezvishoma pasi pekumanikidzwa nguva dzose. Padheki redziva rekutengesa, kushushikana uku kunogara kwenguva refu kunobva pazvinhu zvinogara kwenguva refu—mabhokisi eplanter, masimbi, zvigaro zvakagadzikana, dzimba dzemidziyo yedziva—uye kubva pakumhanya kwakawanda kwetsoka panguva dzekushanda.
Kuedza kweD7032 creep kunoisa sampuro yebhodhi pamutoro unoenderera kwenguva yakatarwa patembiricha inodzorwa uye hunyoro. Kutsauka kwakanyanya kunobvumidzwa kunotsanangurwa zvichienderana nehurefu hwebhodhi, uye kudarika muganho uyu zvinoreva kuti chigadzirwa hachina kukodzera chiyero che creep. Kune madheki edziva rekutengeserana, nzvimbo yekukwira inowedzerwa nehunyoro hwakanyanya uye tembiricha inowanzoonekwa munzvimbo dzemumvura. Dhivha redziva muDubai kana Singapore rinowana tembiricha dziri pamusoro pe35 degrees Celsius kwenguva yakareba yegore, izvo zvinokurumidzisa kuyerera kwe viscoelastic muWPC matrices.
Ydwpc inotarisa mashandiro e creep kuburikidza nekudzora kugadzira. Hunhu hwehuni, polymer grade, coupling agents, uye processing parameters zvese zvakagadziridzwa kuderedza deflection yenguva refu. Iyo YD140RH23 co-extrusion model inobatsira kubva ku protective polymer shell yayo, iyo inogovera mitoro yepamusoro zvakaenzana muchikamu chebhodhi, ichideredza kushushikana uko creep inotanga. Vagadziri vanogona kukumbira creep test certificates inoratidza deflection zvakanaka mukati memiganhu yeD7032, kunyangwe mumamiriro ekupisa akakwira. Iyi data inokosha kune vagadziri vemapurani vanogadzira madhishi edziva munzvimbo dzinopisa uko sarudzo yezvinhu zvedheki Zvakakosha kuti nzvimbo iyi ishande kwenguva refu.
4. Kubatana kweChisungo uye Kuvimbika kweChisungo
Bhodhi redhiki rinonyatsovimbika sekubatana kurinoita kuti rienderane nechinhu chiri pasi paro. ASTM D7032 inotarisa izvi kuburikidza nekuyedza kudhonza chisungo, uko kunoyera simba rinodiwa kuti ribudise sikuruu kana chisungo kubva mubhodhi mumamiriro ezvinhu akadzorwa. Kune madhiki edziva rekutengeserana, kuramba kudhonza chisungo chinhu chakakosha pakuchengetedza: mabhodhi asina kusimba anokonzera njodzi dzekudonha, uye munzvimbo ine dziva rakanyorova, chiitiko chekudonha nekudonha chinotakura mutoro wakakura. Saka vaongorori vanotora kukosha kwekudhonza chisungo cheD7032 senzvimbo yekuongorora inosungirwa kuongororwa.
Maitiro ekuyedza anosanganisira kuisa masikuruu akajairwa mubhodhi panzvimbo dzakatarwa uye kushandisa simba rekudhonza rakanamira pamusoro pebhodhi kusvika chisungo chabuda. Simba shoma rekudhonza muD7032 rinoenzaniswa nehuremu hwebhodhi, zvichiratidza mutoro unotarisirwa kubva pakufamba kwetsoka, kukwira kwemhepo, uye kuwedzera kwekupisa. Bhodhi rine huremu hushoma kana kupararira kwefiber kusingaenderane richaratidza kubata kwakashata kwechisungo, zvichikonzera kufamba uye kutadza kwechisungo pasi pemamiriro ekunyorovesa nekuomesa anowanzoitwa munzvimbo dzedziva.
Maitiro ekugadzira eYdwpc anoita kuti pave nehuwandu hwakafanana muchikamu chose chebhodhi, chinova ndicho chinonyanya kukonzera simba rekudhonza chisungo. YD150RH30 classic profile, ine hurefu hwebhodhi hwe30 mm, inopa hurefu hwakakwana hwezvinhu zvekushandisa kuti screw ishande, nepo YD140RH23 co-extrusion model ichibatsirwa ne dense cap layer inodzivirira kudhonzwa kwepamusoro. Zvigadzirwa zvese zviri zviviri zvinoedzwa uchishandisa masisitimu ekuvhara clip uye screws dzesimbi dzisina ngura dzinowanzo tsanangurwa pakuisa dziva rekutengesa. Vanotsvaga vanoraira 1,000 sqm vanogona kukumbira data rekuyedza kudhonzwa chisungo sechikamu cheYdwpc pre-qualification package, pamwe chete nehurongwa hwekusimbisa hunokurudzirwa hwakagadzirirwa zvinodiwa nenzvimbo yemhepo yemuno.
5. Kuramba Hunyoro uye Kusangana Nemakemikari Munzvimbo Dzedziva
Madhishi edziva rekutengeserana anotarisana nematambudziko akasiyana ehunyoro anodarika mamwe madhishi ekunze. Madhishi anoiswa mumvura inoyerera nguva dzose, hunyoro hwakawanda, mvura yakamira, uye makemikari ekuchenesa anosanganisira chlorine, bromine, uye algaecides. ASTM D7032 inosanganisira kuyedzwa kwekunyudzwa kwehunyoro uye kuyedzwa kwekukora-kuzvimba kuti uone kuti bhodhi reWPC rinopindura sei kune izvi. Kuyedzwa kwekunyudzwa mumvura kwakajairwa uko mienzaniso yebhodhi inonyikwa kwenguva yakatarwa, uye kuwedzera huremu kunobuda uye kuchinja kwehukuru kunoyerwa zvichienderana nemiganhu yepamusoro inobvumidzwa.
Kune vanoongorora dheki redziva rine 1,000 sqm, data rekudzivirira hunyoro ndiro musiyano mukuru pakati pemitsetse yezvigadzirwa. Maprofile ekare eWPC akadai seYD150RH30 ane pamusoro pehuni-fiber yakavhurika inonwisa hunyoro nekukurumidza kupfuura maprofiles akaburitswa pamwe chete. Kunyange zvazvo YD150RH30 ichisangana nemiganhu yekunwisa hunyoro yeASTM D7032—uye inoshanda zvakanaka mumabasa ekugara uye ekutengesa—muenzaniso weYD140RH23 unopa mukana unoyerwa munzvimbo dzedziva. Goko repolymer rakaburitswa pamwe chete paYD140RH23 rinogadzira chipingamupinyi chemuviri chinoderedza zvakanyanya kupinda kwemvura mukati mebhodhi, zvichikonzera kunwisa hunyoro kwakaderera, kuzvimba kushoma kwehukobvu, uye kugadzikana kwakanyanya pamusoro pehupenyu hwebasa rekuisa.
Kusashanda kwemakemikari chinhu chimwe chekuongorora kune vanoongorora madhishi edziva. Mvura ine chlorine, mvura ine munyu munzvimbo dziri pamhenderekedzo yegungwa, uye zvinhu zvekuchenesa zvinoshandiswa mukugadzirisa madhishi edziva zvinogona kukanganisa nzvimbo dzepolymer nekufamba kwenguva. Ydwpc inogadzira madhishi ayo ane zvinowedzerwa zvisingapindike nemakemikari zvinosangana nezvinodiwa zvekugara kwenguva refu zviri muASTM D7032. Kune mapurojekiti ari munzvimbo dziri pamhenderekedzo yegungwa kana nzvimbo dzinoshandisa chlorine yemvura ine munyu, YD140RH23 inowedzerwa pamwe chete ndiyo inokurudzirwa, sezvo nzvimbo yayo yakavharwa inodzivirira kugadzirwa kwekristaro yemunyu uye kupinda kweion yechloride. Izvi zvinoenderana nenhungamiro kubva ku Chirongwa cheCDC chekushambira zvine hutano pakuchengetedza zvivakwa zvedziva rakachengeteka uye rakasimba.
6. Kuramba Kutsvedza: Kuyedzwa kweCoefficient of Friction yeWet Pool Decks
Kudzivirira kutsvedza kunogona kutaurwa kuti ndiyo imwe yenzira dzakakosha dzekuchengetedza kune chero dhishi redziva rekutengesa, uye ndeimwe yezvinhu zvekutanga zvinoongororwa nevagadziri veWPC pakuongorora zvigadzirwa zveWPC. Kunyange zvazvo ASTM D7032 ichitarisa kudzivirira kutsvedza sechikamu chezvinodiwa zvayo zvekushanda, vaongorori vazhinji vanotaurawo nezvemamwe matanho akadai se ASTM C1028 uye Mutemo weAmericans with Disabilities Act Accessibility Guidelines (ADAAG), iyo inotsanangura chiyero chidiki chechiyero chechiyero chechiyero chechiyero chechiyero chemakiromita emigwagwa inosvikika. ADAAG inokurudzira chiyero chechiyero chechiyero chechiyero chechiyero che0.6 panzvimbo dzakatsetseka uye 0.8 panzvimbo dzinomira, uye chiyero ichi chinoshandiswa zvakanyanya panzvimbo dzedhishi redziva rekutengesa pasinei nekutonga kwenzvimbo.
Kuisa madhishi eWPC kunoita kuti pave nekutsvedza kwemvura kuburikidza nekugadzirwa kwemvura—patani yacho yakashongedzwa kana kuumbwa mubhodhi panguva yekugadzira. YD150RH30 neYD140RH23 kubva kuYdwpc dzine texture yehuni yakagadzirirwa kuchengetedza kutsvedza kwemvura kana yakanyorova. YD140RH23 yakabatanidzwa ine imwe mukana: cap layer yayo yakagadzirwa ne anti-slip additives yakaiswa mu polymer matrix, ichipa coefficient yenguva dzose ye friction values kunyangwe mushure memakore ekufamba netsoka uye chemicals inogona kururamisa texture ye classic profiles. Kune 1,000 sqm commercial pool deck, iyi coefficient yenguva refu inokosha zvikuru, nekuti dhishi rinopasa slip test kana rava idzva asi rinotsvedza mushure menguva mbiri dzekushandiswa rinogadzira dambudziko rekuchengetedza uye remhosva.
Vagadziri vezvinhu vanofanira kukumbira data rekuyera re wet-condition coefficient of friction (COF) kubva kune chero mugadziri weWPC ari kufunga nezvawo. Ydwpc inopa data iri sechikamu che standard D7032 compliance package yayo, yakaedzwa muma laboratories akazvimirira kubvisa chero kusawirirana kwezvido. Nzira yekuyedza inosanganisira kuyera simba rinodiwa kuti utange kutsvedza kwetsoka yekuyedza yerabha yakajairwa pamusoro pe wet deck, uye mhedzisiro yacho inoshumwa se dimensionless coefficient. Ma profiles e Ydwpc e pool-grade anogara achiwana wet COF values pamusoro pe ADAAG, zvichipa vagadziri chivimbo chekuti pamusoro pe deck ucharamba wakachengeteka mumamiriro emvura akaipisisa anogona kugadzirwa nenzvimbo ye commercial pool. Data iri rinotsigira mabasa e specifier ekutarisira uye rinorerutsa maitiro ekubvumidza nevakuru vekuvaka nevanopa inishuwarenzi.
7. Kugadzikana kweUV uye Kuchengetedza Ruvara Munguva Yese Yebasa
Madheki edziva rekutengeserana anowanzoiswa munzvimbo dzakashama dzine kuratidzwa kwezuva kwakanyanya. Mwaranzi yeUV inobva kuzuva ndiyo inonyanya kukonzera kupera kwemavara, kukwesha pamusoro, uye kusvibiswa kwepolymer muWPC decking materials. ASTM D7032 inotarisa kugadzikana kweUV kuburikidza nemiedzo yemamiriro ekunze iyo inoisa sampuro dzebhodhi kuratidzwa kweUV nekukurumidza uchishandisa xenon-arc kana fluorescent UV weathering apparatus, ichitevedzera makore ekushandiswa kwezuva munguva yakamanikidzwa. Standard inoyera kuchinja kwemavara (delta E) uye kuora kwenzvimbo mushure menguva yakatarwa yekushandiswa, uye specifiers dzinoshandisa izvi kukosha kufanotaura kuchengetedza chitarisiko kwenguva refu.
Kune dheki redziva rekutengesa, kugadzikana kwemavara kune zvese zvinoonekwa uye zvinoonekwa. Pakunaka, mahotera nenzvimbo dzekutandarira dzinoisa mari mumutauro wekugadzira, uye dheki rinopera zvisina kuenzana mukati memakore maviri kusvika matatu rinokanganisa chimiro chenzvimbo yacho. Pakushanda kwayo, kukanganiswa kweUV kunoshayisa simba polymer matrix pamusoro pebhodhi, zvichideredza simba reflexural uye kuramba kutsvedza nekufamba kwenguva—zvichiparadza hunhu hwakaongororwa nenyanzvi pasi peD7032 panguva yekutenga. Ndosaka kuyedzwa kwekugadzikana kweUV kusiri kungotarisa bhokisi rekutarisa rerunako asi chiyero chekugara kwenguva refu kwechimiro.
Ydwpc ine mapakeji eUV stabilizer anoshanda zvakanyanya mumitsetse yayo yekare neye-co-extrusion. Iyo YD150RH30 classic profile inoshandisa musanganiswa we-inhibited amine light stabilizers (HALS) uye UV absorbers dzakapararira mubhodhi rese, zvichipa dziviriro yekutanga yeUV. Iyo YD140RH23 co-extrusion model inoenderera mberi neizvi: iyo polymer cap layer yakagadzirwa ne concentrated UV stabiliser system inodzivirira pasi pechinhu chiri pasi, zvichiwedzera kaviri UV resistance kana tichienzanisa ne classic profiles. Iyi nzira ye cap-layer yakafanana nekuti sei tekinoroji yekugadzira decking yakagadzirwa ne composite Yashanduka-shanduka muindasitiri yese, nekuwedzera pamwe chete kuchimiririra mamiriro aripo pari zvino. Kune vanoda kutenga dhishi redziva rine 1,000 sqm, YD140RH23 ndiyo sarudzo inokurudzirwa kana kuchengetedza ruvara mukati memakore 15 kusvika 25 ekushanda kuri kudiwa pabasa, nepo YD150RH30 ichipa imwe nzira isingadhuri uko kupera kwemavara kuri pakati nepakati kunogamuchirwa kana kuti dhishi rakaiswa mumvuri zvishoma.
8. Co-Extrusion vs. Classic WPC: Kuenzanisa kweSpecifier padivi nepadivi
Kana mugadziri wedhishi redziva rekutengesa akaderedza odha yedhishi redziva rekutengesa rine 1,000 sqm kusvika kuzvigadzirwa zviviri zvakasarudzwa kubva kumugadziri mumwe chete, sarudzo inowanzo kuve yekugadzirwa kwekare pane kwekuwedzera pamwe chete. Ydwpc inopa zvese zviri mukatarogu yayo: YD150RH30 inomiririra kuvakwa kwekare kweWPC, nepo YD140RH23 iri imwe nzira yekuwedzera pamwe chete (yakavharirwa). Kunzwisisa mutsauko mukugadzira, mashandiro, uye mutengo kwakakosha pakuita sarudzo chaiyo yedhishi redhishi redziva.
Decking yekare yeWPC yakaita seYD150RH30 inogadzirwa nenzira imwe chete yekubvisa matanda umo fiber yehuni, polymer resin, coupling agents, colourants, uye stabilizers zvinosanganiswa uye zvinoburitswa kuburikidza ne die in one pass. Bhodhi rinobuda rine chikamu chakafanana chine zvinhu zvakafanana kubva pamusoro kusvika pakati. Kuvaka uku kwakazviratidza kwemakumi maviri emakore ekushandiswa mukutengeserana uye kunoramba kuri sarudzo yakavimbika uye isingadhuri kune akawanda mashandisirwo. YD150RH30 inosangana nezvinodiwa zvese zveASTM D7032, kusanganisira 28 MPa flexural strength threshold, uye 150 mm upamhi ne30 mm urefu profile inopa kugona kwechimiro kunodiwa kune standard commercial pool deck spans.
Kugadzira deki re "co-extrusion decking" seYD140RH23 kunowedzera danho rechipiri re "extrusion": "polymer shell" inodzivirira (cap layer) inosungirirwa kuWPC core panguva ye "co-extrusion process". Iyi cap layer yakagadzirwa kuti iwedzere kusimba kweUV, kusapinda kwemvura, kuramba kukwenya, uye kugadzikana kwemavara. Izvi zvinoita kuti bhodhi ribudirire kupfuura WPC yekare pane zvese zvinoyera kusimba, kunyangwe pamutengo wakakwira pa-square-meter. Kune madeki edziva rekutengesa, mukana we "co-extrusion" unonyanya kuoneka mukunyudzwa kwemvura, kuchengetedza ruvara rweUV, uye kuramba kutsvedza kwenguva refu. Tafura iri pazasi inoratidza mutsauko mukuru:
| Paramita | YD150RH30 (Yekare) | YD140RH23 (Kubatanidza Kuburitsa) |
|---|---|---|
| Kuvaka | WPC imwe chete inobuda mumhepo yakafanana | Chikamu cheWPC chakabatanidzwa pamwe chete nevharo repolymer |
| Simba reKuchinjika | Inosvika 28 MPa D7032 zvishoma | Inodarika 28 MPa; chivharo chinowedzera kuomarara |
| Kunyudzwa kwehunyoro | Mukati memiganhu yeD7032 | Zvakaderera zvakanyanya nekuda kwechivharo chakavharwa |
| Kuchengetedza Ruvara rweUV | Yakanaka (HALS + UV absorbers mukati mese) | Zvigadziriso zvepamusoro (zvinodzikamisa zvakasimba muvharo) |
| Kuramba Kutsvedza (Wet COF) | Inosangana neADAAG shoma | Inodarika ADAAG; zvinowedzerwa zvinodzivirira kutsvedza kwevharo |
| Kuramba Kusingadzoreki | Mukati memiganhu yeD7032 | Inowedzerwa nekupa kwechikamu chekuvaka |
| Kudhonza-Kubuda kweChisungo | Yakajairika (kukwirira kwebhodhi 30 mm) | Yakawedzerwa ne dense cap layer |
| Zvakanakira | Mapurojekiti ekutengeserana anokoshesa bhajeti; madheki ane mumvuri | Madheki edziva azere nezuva; kune vanhu vakawanda vanofamba; mvura yegungwa/yemunyu |
Kune munhu anoisa odha ye1,000 sqm, matrix yesarudzo iri nyore: kana dhishi redziva riri munzvimbo ine UV yakawanda, ine hunyoro hwakawanda, ine vanhu vakawanda vane mvura yemunyu kana mishonga yemakemikari inorwisa, YD140RH23 co-extrusion profile ndiyo sarudzo yepamusoro. Kana purojekiti yacho isina mari yakawanda, dhishi racho rakacheneswa zvishoma, kana kuti nzvimbo yacho ichishandisa mvura yakapfava, YD150RH30 classic profile inopa kutevedzera kwakabvumidzwa kweASTM D7032 pamutengo wakaderera. Chikwata cheYdwpc chekutumira kunze chinogona kupa mienzaniso yemabhodhi ese ari maviri kuti aongororwe, pamwe chete nezvitupa zveD7032 zvakakwana uye nhungamiro dzekuisa, zvichibvumira munhu anoisa odha kuti aite sarudzo ine ruzivo rwakakwana asati azvipira kuodha yakawanda.
Mibvunzo Inowanzo bvunzwa
Chii chinodiwa neASTM D7032 pamabhodhi eWPC?
ASTM D7032 inosimbisa mwero wekushanda kwemabhodhi eWPC ane simba rekutenderera (risingasviki 28 MPa), kudhonzwa kwechisungo, kutsvedza kwemvura, kunyudzwa kwehunyoro, kugadzikana kweUV, kugadzikana kwechimiro, uye kuramba kutsvedza. Zvigadzirwa zvinofanirwa kuyedzwa mumarabhoritari ane mvumo uye kusangana nechiyero chega chega kuti zvibvumidzwe kutevedzera D7032. Mwero uyu wakaburitswa neASTM International uye ndiwo murairo mukuru unotariswa nevagadziri vezvivakwa, mainjiniya, nevakuru vezvivakwa muNorth America wekutenga madhizaini akabatanidzwa.
Sei 28 MPa iri nhamba yakakosha yesimba rekuchinjika kwemadheki edziva?
Muganho we28 MPa unomiririra modulus shoma yekuputsika inodiwa neASTM D7032 pamapuranga anoshandiswa semadheki. Kukosha uku kunovimbisa kuti bhodhi rinogona kutsigira zvakachengeteka mitoro yakabatana yekufamba netsoka, fenicha, uye kushushikana kwezvakatipoteredza panzvimbo yakajairwa. Kune madheki edziva rekutengesa, uko mitoro inoshanduka uye kushushikana kwenguva refu kwakanyanya kupfuura mashandisirwo ekugara, vaongorori vanowanzo tsvaga zvigadzirwa zvinopfuura 28 MPa kuti zvipe mwero wekuchengetedza wakawedzerwa. YD150RH30 neYD140RH23 zveYdwpc zvese zvinosangana kana kupfuura chinodiwa ichi.
Ko decking yekubatanidza extrusion inoita sei zvakanaka kupfuura WPC yekare munzvimbo dzedziva?
Kuvhara madziro ekunze kwakafanana neYD140RH23 kune chivharo chepolymer chinodzivirira chakabatanidzwa neWPC core panguva yekugadzira. Chivharo ichi chinopa hunyoro hwakanyanya nekugadzira chipingamupinyi chemuviri kubva pakupinda kwemvura, kugadzikana kweUV kuburikidza nezvinodzivirira chiedza chakasimba muchikamu chechivharo, uye kusimba kwemavara nekukwenya. Munzvimbo dzemadhishi ekutengeserana dzine hunyoro hunoramba huripo, kusvibiswa nemakemikari, uye mwaranzi yakawanda yeUV, mabhenefiti aya anoreva hupenyu hurefu hwebasa, kusachengetedza kwakaderera, uye kuchengetedza chitarisiko kwenguva refu zviri nani zvichienzaniswa nemaprofiles ekare ekuwedzera madziro.
Ndeipi simba rekuburitsa chisungo randinofanira kutaura nezvedhisiki redziva rekutengesa?
ASTM D7032 inotsanangura hunhu hushoma hwekudhonza chisungo zvichienderana nehuwandu hwebhodhi nehukobvu. Kune madhisiki edziva rekutengesa, vanoongorora vanofanirwa kukumbira data rekuyedza rekudhonza kubva kumugadziri werudzi rwechisungo nehukuru huri kushandiswa mupurojekiti. Ydwpc inopa zvitupa zvekudhonza chisungo zvemaprofile eYD150RH30 neYD140RH23, akaedzwa nemasystem ekuvhara akavharirwa uye screws dzesimbi dzisina ngura. YD140RH23 inowedzerwa pamwe chete inowanzoratidza kusimba kwakanyanya kwekudhonza nekuda kwechikamu chakakora chinodzivirira kudhonzwa kwepamusoro.
Ndingakumbira here mishumo yebvunzo dzevamwe vanhu ndisati ndaita odha ye1,000 sqm?
Ehe, uye unofanira kuzviita zvechokwadi. Vagadziri veWPC vane mukurumbira vakaita seYdwpc vanopa mishumo yakaedzwa neSGS uye zvitupa zverabhoritari zvakazvimiririra zvinofukidza zvese ASTM D7032 performance parameters. Mishumo iyi inofanira kusanganisira flexural strength, creep deflection, fastener pull-out, moisture absorption, UV weathering, uye coefficient of friction data. Ydwpc inoita kuti magwaro aya awepo sechikamu che pre-qualification package yechero purojekiti yebhizinesi, uye kambani inoenderera mberi nekuyedza neSGS kuti ive nechokwadi chekuti batch-to-batch consistency iri pakati pemaodha makuru.
Hupenyu hwebasa hunotarisirwa hweASTM D7032-complied WPC decking padheki redziva rekutengesa hunosvika papi?
Kutevedzera ASTM D7032 ipfungwa inokosha pakushanda kwayo, kwete vimbiso yekuti ichashanda kwenguva yakareba. Nguva chaiyo yebasa inoenderana nemhando yekuisa, mamiriro ekunze, kugadzirisa, uye huwandu hwemotokari dzinofamba. Zvisinei, dheki reWPC rinotevedzera D7032 rakaiswa uye rakachengetedzwa zvakanaka padheki redziva rekutengesa rinogona kutarisirwa kupa makore 15 kusvika 25 ebasa. Maprofayiri ekuwedzera mvura akaita seYD140RH23 ari pamusoro pemhando iyi nekuda kwekuwedzera kwehunyoro uye kuramba kweUV, nepo maprofayiri ekare akaita seYD150RH30 achipa kushanda kwakavimbika pamhando yakajairwa yechikamu ichi.