Ziziphi izinto eziluncedo kunye nezingeloncedo kwiPolyurethane Insulated Pipe?

Imibhobho yokugquma i-polyurethane ziindibano zemibhobho egqunyiweyo ezisetyenziselwa ukunciphisa ukulahleka kobushushu okanye ukufumana ubushushu kwiinkqubo zemibhobho eshushu. Zikwabizwa ngokubaumbhobho we-polyurethane insulated, PU insulated umbhobho, i-polyurethane foam insulated umbhobho, okanyengaphambili{0}}umbhobho wentsimbi ogqunyiweyo, kuxhomekeke kwisicelo kunye nesigama sommandla. Ekufudumezeni, ekupholiseni, nasekungcwatyweni kothungelwano oluluncedo, ukusebenza kwabo akumiselwanga ngumaleko wegwebu lodwa. Umbhobho wenkonzo, umgangatho we-polyurethane foam, i-HDPE casing yangaphandle, imeko yebhondi, ukutywinwa ngokudibeneyo, ubushushu bokusebenza, kunye nokusingqongileyo okufakelweyo konke kuchaphazela ukuthembeka kwexesha elide{2}. Iinzuzo zabo eziphambili ziphantsi kwe-thermal conductivity, ukusebenza ngokuzinzile kwe-insulation, kunye nokufaneleka kakuhle ukufudumeza okungcwatywayo ngokuthe ngqo okanye uthungelwano lokupholisa. Izithintelo zabo eziphambili zihlala zibonakala malunga nokutywinwa ngokudibeneyo kwintsimi, umngcipheko wokungena kwamanzi, udidi lobushushu, kunye nobunzima bokulungisa emva kokungcwatywa.

Kwiinkqubo zokufudumeza zesithili,EN 253 ngaphambili-umbhobho ogqunyiweyoIinkqubo zireferensi yobugcisa eqhelekileyo. Umgangatho uchaza umbhobho{1}owenziweyo odityanisiweyo wothungelwano lwamanzi ashushu angcwatywe ngokuthe ngqo, aquka umbhobho wenkonzo yentsimbi, ukugqunywa kogwebu oluqinileyo lwepolyurethane, kunye nesingxobo sepolyethylene sangaphandle. Iireferensi ezisemgangathweni kwiinkqubo ze-EN 253-type nazo zibonisa inkonzo eqhubekayo yamanzi ashushu ukuya kuthi ga kwi-120℃kunye neqondo lokushisa eliphantsi kwexesha elithile ukuya kwi-140 degree, kuxhomekeke kuyilo lwenkqubo kunye noshicilelo oluqhelekileyo.

A umbhobho wokugquma i-polyurethaneiqhele ukuba ngumbhobho{0}}kwi{1}}kwisakhiwo sombhobho. Umbhobho wangaphakathi uphethe i-medium, i-polyurethane foam layer ibonelela nge-thermal insulation, kunye nejacket yangaphandle ikhusela ukugquma komhlaba, umswakama, umonakalo wokuthutha, kunye noqhagamshelwano lomatshini.

Khuphela:Polyurethane Insulation PipeTechnical Data & Application Guide

Ukulungiselela{0}}iinkqubo zokufudumeza zesithili ngaphambili, imigangatho enxulumeneyo inokubandakanya izinto zokufakelwa, iivalvu, kunye neendawo zokuhlangana. I-EN 448 igquma umzi-mveliso{3}}yenziwe ngokugqumayo okudityanisiweyo okufana nokugoba, iitiyi, izinciphisi, imbuyekezo, kunye neeankile; I-EN 489 igquma iindibano ezidityanisiweyo ezenziwe phakathi kombhobho omeleneyo-nemibhobho egqunyiweyo, izifakelo, okanye iivalvu kuthungelwano lwamanzi ashushu angcwatyiweyo.

1. I-Thermal Conductivity ephantsi kunye nokuNcitshiswa koLahleko lobushushu

Inzuzo ephambili yeepayipi zokugquma i-polyurethane yizinga labo eliphantsi lokudlulisa ukushisa. Ugwebu oluqinileyo lwepolyurethane lunolwakhiwo lweseli oluvaliweyo-, olunceda ukunciphisa ilahleko yobushushu kwimibhobho ehambisa amanzi ashushu kwaye inceda ekunciphiseni ukwanda kobushushu kwiinkqubo zamanzi abandayo. Yingakho i-PU i-foam insulation pipe isetyenziswa ngokubanzi ekufudumeni kwesithili, kuthungelwano lwamanzi abandayo, kunye nezinye iinkqubo zemibhobho ye-thermal. Kwimizila yamanzi epholileyo, i-insulation layer efanayo inceda ekunciphiseni ukunyuka kweqondo lokushisa kunye nomngcipheko we-condensation xa ukutywinwa komphunga kulawulwa ngokufanelekileyo.

Amaxabiso athile okuqhuba i-thermal axhomekeke ekuqulunqweni kwegwebu, ukuxinana, ubushushu bovavanyo, imeko yokuguga, kunye nenkqubo yokuvelisa. Ezinye ze-EN 253 ngaphambili-ezifakwe kwimveliso yombhobho wezalathisi uluhlu lwePUR enogwebu lokuqhuba kwethermal ngeenxa zonke.λ50 = 0.0260–0.027 W/(m·K), kodwa oku kufuneka kuthathwe njengemveliso-idatha ethile kunexabiso jikelele kumbhobho ogqunyiweyo wepolyurethane.

Le conductivity ephantsi ye-thermal inceda ngeendlela ezininzi:

• kunciphisa ukuhla kobushushu kwimibhobho emide yamanzi ashushu;
• iphucula ukusebenza kakuhle kwamandla okufudumeza kwisithili;
• yehlisa ilahleko yobushushu obungeyomfuneko phakathi kwesityalo kunye nabasebenzisi bokugqibela;
• inceda ukuzinzisa ubushushu bamanzi abandayo kwiinethiwekhi zokupholisa;
• kunciphisa umngcipheko we-condensation xa ulawulo lomphunga kunye nokutywinwa kwebhatyi kuyilwe ngokufanelekileyo.

Ixabiso lobugcisa alikho kuphela "ukugcina amandla." Kuthungelwano olude lwe-thermal, ilahleko yobushushu esezantsi ikwaxhasa ulungelelwaniso lwenkqubo oluzinzile kwaye inciphisa imbuyekezo yobushushu obufunekayo ngexesha lokusebenza.

2. Ukufaneleka ngokuLungileyo kwiiNkqubo zemibhobho ye-Insulated eNgqobileyo

Umbhobho ogqunyiweyo wePolyurethane uxhaphake ngakumbi kwiinethiwekhi zokufudumeza ezingcwatywe ngokuthe ngqo. Kulo lwakhiwo, umbhobho wenkonzo uthwala uxinzelelo kunye nobushushu, i-PU i-foam insulation iyanciphisa ukulahleka kobushushu, kwaye i-HDPE yangaphandle ye-casing ikhusela umgca we-insulation ekudibaneni komhlaba, umswakama, uxinzelelo lwe-backfill kunye nomonakalo omncinci womatshini ngexesha lofakelo. Indibano yombhobho edibeneyo inceda kwakhona ukugcina umbhobho wenkonzo, umaleko wokugquma kunye necasing yangaphandle isebenza njengenkqubo enye.

Esi sakhiwo siluncedo apho umbhobho kufuneka ungcwatywe phantsi kweendlela, iipaseji ezisetyenziswayo, iindawo zemizi-mveliso, okanye iindlela zokufudumeza zikamasipala. Xa kuthelekiswa nombhobho ongenanto kunye nebala elikhululekileyo -elifakiweyo lokugquma, umzi-mveliso{2}}owenziwe kwangaphambili{3}}umbhobho wentsimbi ogqunyiweyo unika ulwakhiwo olulawulekayo phambi kofakelo, ngakumbi apho imibhobho ebaleka ixesha elide idinga ubungqingqwa bokugquma obuzinzileyo kunye nokuqhubekeka kwebhatyi yangaphandle.

Kwiinkqubo ezingcwatywe ngokuthe ngqo, inzuzo ivela kwindibano yonke:

• umbhobho wenkonzo uthwala uxinzelelo kunye nobushushu;
• ukugquma amagwebu ePU kunciphisa ukulahleka kobushushu;
• i-HDPE casing yangaphandle isebenza njengesithintelo sokukhusela ukufuma komhlaba kunye nomonakalo wokuphatha;
• isakhiwo esidibeneyo sinceda ukugcina ukulungelelaniswa kombhobho ngaphakathi kwe-casing;
• iinkqubo ezidibeneyo zidibanisa amacandelo emibhobho emva kwe-welding okanye ukufakela.

Yiyo loo nto amagama anjeumhlwa{0}}indawo yangaphandle exhathisayo, HDPE ibhatyi insulated umbhobho, kwayeumbhobho wokugquma ngokuthe ngqorhoqo ukubonakala kunye. I-casing yangaphandle ayitshintshi ngokuthe ngqo indawo yokukhusela i-corrosion kumbhobho wenkonzo, kodwa inceda ukukhusela amanzi ekufikeleleni kwi-insulation layer kunye nomphezulu wombhobho.

Nangona kunjalo, ukungcwatywa ngokuthe ngqo kusebenza kakuhle kuphela xa ibhatyi kunye namalungu entsimi ahlala etywinwe. Umbhobho ogqunyiweyo ongenamanzi awudalwanga ngegwebu lodwa; kuxhomekeke kwi-casing yangaphandle, i-joint sleeve, ukuvalwa kwe-casing, kunye nomgangatho wofakelo.

3. Umzi-mveliso ongaguquguqukiyo ngakumbi -uMgangatho weInsulation

I-polyurethane foam pre{0}}i-insulated steel pipe yenziwa ngendlela elawulwayo yokuvelisa. Xa kuthelekiswa nokugqunyelelwa okufakwe ngokupheleleyo kwindawo, umzi-mveliso{2}}owenziweyo wokugquma unokubonelela ngokungaguquguqukiyo kobunzima bogwebu, ulungelelwaniso lwecasing, ubunzulu, kunye nokwakheka kwejacket yangaphandle.

Oku kubalulekile kuba ukusebenza kwe-thermal insulation kuchatshazelwa neenkcukacha ezingahlali zibonakala emva kofakelo:

• Ukuzaliswa kwe-foam engalinganiyo kunokudala iindawo ezibuthathaka ze-thermal;
• ukudibanisa okungahambi kakuhle kunokuchaphazela uzinzo lwenkqubo;
• i-foam voids inokunciphisa ukusebenza kwe-thermal;
• i-eccentricity ye-casing inokukhokelela kubukhulu obungalinganiyo bokugquma;
• imiphezulu yebhatyi eyonakeleyo ingaba yindawo yokufuma-yeendawo zokungena.

Imveliso yefektri ayisusi wonke umngcipheko, kodwa inciphisa enye inguqu ebangelwa yimozulu, ukufikelela kwindawo, izakhono zabasebenzi, kunye neemeko zokuhlola ezilinganiselwe.

4. Ufakelo oluKhawulezayo kuMacandelo oMbhobho omde

Ngenxa yokuba i-insulation layer kunye ne-casing yangaphandle isetyenziswe kwifektri, umsebenzi wentsimi unokugxininisa ukulungelelaniswa kombhobho, i-welding, i-trench yokunciphisa kunye nokugqitywa ngokubambisana. Oku kunciphisa inani{1}}lomsebenzi wokugquma kwisiza, ngakumbi kwizifudumezi zesithili ezinde, amanzi abandayo kunye namacandelo emibhobho eshushu engcwatywayo.

Inqaku eliphambili kukuba umngcipheko wofakelo awupheli; itshintshela kwindawo edibeneyo yentsimi. Emva kokudibanisa umbhobho, icandelo elidibeneyo kufuneka licocwe, lomiswe, lifakwe i-insulated kwaye litywinwe ngokuchanekileyo. Ukubekwa kwemikhono, ukugcwaliswa kwegwebu, ukuvalwa kwecasing kunye nokuqhubeka kwebhatyi zonke kufuneka zijongwe phambi kokungcwatywa, kuba nomsantsa omncinci okanye umphetho ongavalwanga kakuhle unokuvumela amanzi aphantsi komhlaba ukuba angene kumaleko wokugquma kwaye anciphise ukusebenza kobushushu bexesha elide{2}}.

1. Iindleko zokuqala eziPhakamileyo kuneSiseko soMbhobho we-Insulation

Enye into engalunganga kwimibhobho yokugquma i-polyurethane lixabiso eliphezulu lokuqala. Umbhobho wentsimbi wangaphambili{1}}ubandakanya okungaphezulu kombhobho wenkonzo kunye nomgangatho wokugquma; ikwabandakanya isitofu sogwebu lwasefektri, isingxobo seHDPE, umbhobho-kwimveliso{3}}yemibhobho, iikhithi ezidityanisiweyo kunye nomthamo omkhulu wezothutho.

Umahluko weendleko uchaphazeleka ikakhulu:

• imathiriyeli yombhobho wenkonzo kunye nobukhulu bodonga;
• ubukhulu be-insulation;
• Idayamitha ye-HDPE ye-casing kunye nobukhulu bebhatyi;
• iikiti ezidibeneyo zentsimi kunye nezixhobo zokutywina;
• umthamo wothutho obangelwa yi-diameter enkulu yangaphandle.

Kwimibhobho emifutshane evulelekileyo, indawo elula -efakelweyo yokugquma isenokuba bhetyebhetye. Kwimibhobho eshushu engcwatywe ixesha elide, i-polyurethane pre{2}}umbhobho ogqunyiweyo uhlala ukhethwa ngenxa yokuba isigqubuthelo kunye nenkqubo yokhuselo sele yakhiwe kwindibano yombhobho.

2. Ukutywinwa okuDityanisiweyo kweNdawo yeyona ndawo ibuthathaka kakhulu

Icandelo elithe ngqo lombhobho liveliswa kwifektri, kodwa amajoyina phakathi kwamacandelo ombhobho agqitywe kwisayithi. Le yenye yezona ndawo zixhaphakileyo zobuchwephesha zobuthathaka beenkqubo zangaphambili{1}}zemibhobho egqunyiweyo.

Ukuba umdibaniso wentsimi awutywinwanga ngokuchanekileyo, amanzi anokungena kwi-insulation layer. Ukungena kwamanzi kumalungu emibhobho egqunyiweyo kunokunciphisa ukusebenza kwe-thermal, konakalise isakhiwo se-foam, kunye nokunyusa umngcipheko wokubola malunga nombhobho wenkonzo. Ingxaki imbi kakhulu kuthungelwano olungcwatyiweyo kuba isiphene sisenokuhlala sifihlwe kude kube yilahleko yobushushu, izilumkiso zokufuma, ukuhlaliswa komhlaba, okanye iingxaki zomhlwa zivele.Imikrwelo yebhatyi yeHDPE, iziphelo zecasing ezonakeleyo, okanye ugwebu oluveziweyo kwindawo esikiweyo{3}}indawo ezingasemva nazo zingaba ziindawo zokungena{4}}zamanzi ukuba azilungiswanga phambi kokungcwatywa.

Izizathu eziqhelekileyo zokungaphumeleli kokutywinwa kokutywina okudibeneyo kubandakanya:

• ukucocwa komphezulu okungalunganga phambi kofakelo lomkhono;
• amanzi emvula okanye amanzi aphantsi komhlaba angena ngaphambi kokuvalwa;
• ukugcwaliswa kwe-foam engaphelelanga kwi-joint;
• umkhono wokuncipha obuthathaka okanye ukuvalwa kwecasing;
• iziphelo zecasing ezonakeleyo;
• ukuphathwa ngokungalunganga kwamalungu esebe, ukugoba, okanye izinciphisa;
• ukulungiswa kakubi kwejacket cuts okanye imikrwelo.

Kwimibhobho yokufakelwa kwe-polyurethane, umdibaniso kufuneka uphathwe njengenxalenye yenkqubo yokukhusela, kungekhona njengeenkcukacha zesibini zokwakha. I-EN 489{2}}uhlobo lwemigangatho edityanisiweyo igxile ngqo kule ndawo: iindawo ezidityanisiweyo phakathi kwemibhobho ekufutshane yomzi-mveliso, izifakelo, okanye iivalufa kuthungelwano lwamanzi ashushu angcwatyiweyo.

3. Ukulungisa Kunzima Emva Kokungcwatywa

Enye into engalunganga kwimibhobho yokufakelwa kwe-polyurethane kukugcinwa okunzima emva kokungcwatywa. Wakuba ufakwe umbhobho, ugcwaliswe ngasemva, kwaye ugqunyiwe, isixokelelwano sokugquma asikwazi ukuhlolwa ngokulula njengokugqunywa kwemibhobho eveziweyo.

Ukuba i-casing yangaphandle yonakalisiwe okanye i-insulation iba manzi, ukulungiswa kunokufuna amanyathelo amaninzi:

• ukufumana icandelo elichaphazelekayo;
• ukomba umbhobho;
• ukusika okanye ukuvula indawo yejacket eyonakalisiweyo;
• ukujonga ukuba i-PU foam imanzi okanye iyancipha;
• ukomisa, ukubuyisela, okanye ukubuyisela i-insulation;
• ukulungisa i-casing;
• ukubuyisela kwakhona i-joint okanye ibhatyi;
• ukugcwalisa kwakhona.

Oku kwenza ukusilela kombhobho ogqunyiweyo ophantsi komhlaba kubize kakhulu kwaye kudle ixesha-kunokulungiswa komphezulu wokugquma. Ubunzima abukho nje iindleko zabasebenzi; ikwaluphazamiseko kuthungelwano lokufudumeza okanye lokupholisa.

4. Imida yobushushu kunye neNgcipheko yokuguga kwegwebu kufuneka ijongwe ngononophelo

Ugwebu lwePolyurethane lusebenza kakuhle kumanzi amaninzi ashushu kunye neenkqubo zamanzi abandayo, kodwa ayilungelanga{0}}ubushushu obuphezulu. I-EN 253-uhlobo lweenkqubo zemibhobho egqunywe ngaphambili zisetyenziswa ikakhulu kuthungelwano lwamanzi ashushu angcwatywe ngokuthe ngqo, kunye nezalathisi eziqhelekileyo ezidla ngokukhankanya ukusebenza okuqhubekayo ukuya kuthi ga kwi-120℃kunye nencopho yeqondo lobushushu ngamaxesha ukuya kuthi ga kwi-140 kwiinkqubo ezithile.

Oku akuthethi ukuba yonke i-polyurethane foam insulated pipe inokusebenza ngokukhuselekileyo kuloo bushushu. Umda wokushisa wangempela uxhomekeke ekuqulunqweni kwegwebu, ukuyila inkqubo yombhobho, imeko yenkonzo eqhubekayo, ukuziphatha kokuguga kunye nomgangatho weprojekthi osebenzayo. Ixesha elide{2}}ubushushu obunyusiweyo bunokubangelaukuguga okushushu, ngelixaukutyhileka kokufumaemva komonakalo wejacket okanye ukungaphumeleli kokubambisana kwentsimi kunokunciphisa ngakumbi ukusebenza kwe-insulation.

Ukuthotywa kwegwebu kunokubonakala ngathiukwanda kwe-thermal conductivity, umanyano olubuthathaka,ukushwabana kwegwebu okanye ukuqhekeka, kunye nokulahleka kobushushu kwendawo kumalungu okanye amacandelo awonakele. Kwimibhobho yomphunga, iphezulu kakhulu-imigca yenkqubo yobushushu okanye inkonzo ephezulu{2}}yobushushu obuqhubekayo, imathiriyeli yokugquma njengeminerali yoboya, i-calcium silicate okanye iglasi yeselula inokufaneleka ngakumbi kunogwebu lwepolyurethane.

5. I-Diameter yangaphandle enkulu ichaphazela uYilo kunye neNdawo yokuFakela

Umbhobho wokugquma we-polyurethane unobubanzi obungaphezulu kakhulu kunombhobho wenkonzo. Ubungakanani bokugqibela bubandakanya umbhobho wensimbi we-OD, ubukhulu be-insulation, kunye ne-HDPE casing. Lo mbhobho omkhulu wangaphandle ogqunyiweyo uchaphazela ububanzi bomsele, isithuba, uthutho, ulungiselelo lwenkxaso, kunye noyilo olufanelekileyo.

Umzekelo, iisistim ezimbini zinokusebenzisa umbhobho wenkonzo we-DN ofanayo kodwa zibe needayamitha zecasing ezahlukeneyo ngenxa yobukhulu obahlukeneyo bokugquma okanye uthotho lwecasing. Oku kuchaphazela:

• ububanzi bokomba umsele;
• isithuba phakathi kwemigca yokubonelela kunye neyokubuyisela;
• i-radius yokugoba kunye nokukhutshwa okufanelekileyo;
• ukubuyisela umthamo wezinto eziphathekayo;
• indawo yothutho nendawo yokugcina;
• Ubungakanani bemikhono edibeneyo yentsimi.

Lo ngumda wobugcisa osoloko ujongelwa phantsi xa kuphela ubungakanani bombhobho wenkonzo yangaphakathi buqwalaselwa.

Khuphela:I-Polyurethane Insulated Pipe I-Advantages & neMida yeDatha yeDatha

Imibhobho yokugquma i-polyurethane ayisona sisombululo silungileyo kuwo wonke umbhobho. Ukusebenza kwazo kufuneka kuthelekiswe nezinye iinkqubo zokugquma ngokobushushu, ukufuma, ukuvezwa komlilo, indlela yokufakela, kunye nokufikelela kugcino.

Khuphela:Uthelekiso lweMathiriyeli yokuKhuselwa kombhobho

Ugwebu lwePolyurethane lusebenza kakuhle apho ilahleko yobushushu obuphantsi, ukugqunyelelwa okuhlangeneyo, kunye nefektri -edityaniswe nemibhobho edityanisiweyo ibalulekile. Uboya beminerali okanye iglasi yeselula inokufaneleka ngakumbi apho ukumelana nomlilo, ubushushu obuphezulu, okanye ukuxhathisa okuqatha kokufuma kuyeyona mfuno iphambili.

Ukusetyenziswa ngokuchanekileyo kwemibhobho yokufakelwa kwe-polyurethane kuxhomekeke kwiimeko zokusebenza kunye nokufakwa kwendawo. Ezilandelayoizinto zobugcisa kufuneka ihlolwe phambi kokukhetha olu hlobo lwesixokelelwano semibhobho. Kwiiprojekthi ezifuna umzi-mveliso{1}}ubonelelo lwemibhobho egqunyiweyo ngombhobho wenkonzo ochaziweyo, ugwebu lwePU, ibhatyi yangaphandle, kunye nomda wokuhanjiswa,ukugqunywa kombhobho we-polyurethanekufuneka iqwalaselwe kunye nobushushu bokusebenza, ubukhulu be-insulation, imathiriyeli ye-casing, inkqubo edibeneyo, kunye nendlela yofakelo.

Khuphela: Uluhlu lokuKhetha uMbhobho oKhuselweyo wePolyurethane

Imibhobho yokugquma i-polyurethane ifanelekile ngokubanzi:

• uthungelwano ngqo wangcwatywa amanzi ashushu;
• iinkqubo zemibhobho yokufudumeza yesithili;
• unikezelo lwamanzi abandayo kunye neentambo zokubuya;
• imigca yenkonzo ye-thermal yoshishino;
• Imibhobho ebandayo-yengingqi engcwatywe apho kufuneka ugcino lobushushu.

Bafuna uphononongo olusondeleyo lwe:

• imibhobho yomphunga okanye inkonzo eqhubekayo{0}}yobushushu obuphezulu;
• ngaphezulu {{0}kweendawo eziveziweyo ezinomlilo{1}}iimfuno zokhuseleko;
• iindlela zokwembiwa rhoqo okanye umngcipheko wokonakaliswa koomatshini;
• iindawo apho ukufikelela kokulungiswa kwexesha elizayo kunzima.

Ucaphulo lwasimahla

FAQ

 

 

01. Yintoni eyona nto ingalunganga yombhobho we-polyurethane insulated?

Eyona nto ingathandekiyo ngokuqhelekileyo ayilona icandelo lombhobho elithe ngqo, kodwa iindawo edibeneyo yentsimi. Ukuba i-sleeve edibeneyo, ukuzaliswa kwe-foam, ukuvala i-casing okanye ukulungiswa kwejacket ayitywinwanga ngokuchanekileyo, amanzi anokungena kwi-insulation layer. Nje ukuba umswakama ufikelele kwi-PU foam, ukusebenza kwe-thermal kunokwehla kwaye umngcipheko wokugqwala ojikeleze umbhobho wenkonzo unokunyuka.

02.Ingaba imibhobho ye-polyurethane insulated ifanelekile ukungcwatywa ngokuthe ngqo?

Ewe, imibhobho ye-polyurethane insulated isetyenziswa ngokuqhelekileyouthungelwano ngqo wangcwatywa amanzi ashushukunye neenkqubo zokufudumeza zesithili. Inkqubo yohlobo lwe-EN 253 eqhelekileyo isebenzisa umbhobho wenkonzo yentsimbi, i-polyurethane foam insulation kunye ne-polyethylene casing. Umqathango ophambili kukuba i-casing yangaphandle kunye neendawo ezidibeneyo zentsimi kufuneka zihlale zivaliwe ngokuchasene nokufuma komhlaba, amanzi aphantsi komhlaba kunye nomonakalo wokuzaliswa ngasemva.

03.Ngaba umbhobho ogqunywe ngepolyurethane ungasetyenziselwa imibhobho yomphunga?

Hayi ngokungagqibekanga. Umbhobho ogqunyiweyo wePU usetyenziswa kakhulu kumanzi ashushu, amanzi abandayo kunye neenkqubo{1}}zeqondo lobushushu eliphakathi, kodwa imibhobho yomphunga ifuna uphononongo lobushushu olwahlukileyo. Inkonzo yobushushu obuqhubekayo{3}inokubangela ukuguga kogwebu, ukunyuka kwe-thermal conductivity, okanye ukushwabana kwegwebu, ngoko ke uboya beminerali, i-calcium silicate okanye iglasi yeselula inokulungela ngakumbi imigca yomphunga.

04.Injani i-polyurethane insulated umbhobho xa uthelekisa noboya beminerali kunye nokugqunywa kweglasi yeselula?

I-polyurethane foam yomelele aphoilahleko yobushushu obuphantsi, Ubukhulu bokugquma okubambekayo kunye nomzi-mveliso{0}}ukudibanisa umbhobho owenziweyo zibalulekile. Uboya beminerali bukholisa ukubangcono{2}}kubushushu obuphezulu okanye kwiimfuno zokuxhathisa umlilo{3}. Iglasi yeselula isoloko ijongwa apho ukumelana nokufuma, amandla acinezelayo okanye imeko yenkonzo engcwatywayo/ebandayo-ibaluleke kakhulu kuneendleko zokuqala.

Iziqinisekiso

 

Isatifikethi seCE

Isatifikethi se-ISO 9001

Isatifikethi se-API Q1

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Isatifikethi se-API-5CT