Mfaso ne Mfomso Bɛn na Ɛwɔ Polyurethane Insulated Pipe So?

Polyurethane insulation pipes yɛ insulated pipe assemblies a wɔde tew ɔhyew a ɛyera anaa ɔhyew a ɛkɔ soro wɔ thermal pipeline nhyehyɛe ahorow mu no so. Wɔsan frɛ wɔn sɛpaipu a wɔde polyurethane ahyɛ mu ma, PU insulated paipu a wɔde ahyɛ mu, polyurethane foam a wɔde ayɛ afiri a wɔde siw ano, anaasɛpre-dade paipu a wɔabɔ ho ban, a egyina sɛnea wɔde di dwuma ne ɔmantam mu nsɛmfua so. Wɔ ɔhyew, onwini, ne utility networks a wɔasie mu no, ɛnyɛ foam layer no nkutoo na ɛkyerɛ sɛnea wɔyɛ adwuma. Ɔsom paipu, polyurethane foam su, HDPE akyi casing, bonding tebea, joint sealing, adwumayɛ hyew, ne installation tebea nyinaa ka bere tenten-bere ahotoso. Wɔn mfaso titiriw ne ɔhyew a ɛba fam, insulation adwumayɛ a ɛyɛ den, ne sɛnea ɛfata yiye ma ɔhyew anaa onwini ntam nkitahodi a wɔasie tẽẽ. Wɔn anohyeto atitiriw taa da adi wɔ afuw mu nkwaa a wɔtoto mu, asiane a ɛwɔ hɔ sɛ nsu bɛkɔ mu, ɔhyew a ɛkɔ soro, ne sɛnea ɛyɛ den sɛ wobesiesie bere a wɔasie no akyi.

Wɔ ɔmantam mu ɔhyew ho dwumadie mu no, .EN 253 pre-insulated paipunhyehyɛe ahorow yɛ mfiridwuma mu nkyerɛkyerɛmu a wɔtaa de di dwuma. Gyinapɛn no kyerɛkyerɛ adwumayɛbea-ayɛ paipu nhyiam ahorow a wɔde yɛ nsu a ɛyɛ hyew ntam nkitahodi a wɔasie tẽẽ, a mpɛn pii no ɛyɛ dade som paipu, polyurethane foam a ɛyɛ den a wɔde siw ano, ne akyi polyethylene aduru. Standard references for EN 253-type systems nso kyerɛ sɛ nsuo a ɛyɛ hyeɛ a ɛkɔ so yɛ adwuma kɔsi digrii 120 na ɛtɔ da bi a ɔhyew a ɛkɔ soro kɔduru digrii 140 , a egyina nhyehyɛeɛ no nhyehyɛɛ ne standard edition so.

A polyurethane afiri a wɔde siw nsu anompɛn pii no ɛyɛ paipu-wɔ-paipu nhyehyɛe mu. Nsuo afiri a ɛwɔ mu no na ɛde nsuo a ɛwɔ mu no kɔ, polyurethane foam a ɛwɔ mu no ma ɛmma ɔhyew nkɔ mu, na akyi jacket no bɔ nneɛma a ɛbɔ ho ban no ho ban fi asase, nsuo, akwantuo a ɛsɛe, ne mfiri a ɛde ne ho bɛka ho no ho.

Download:Polyurethane Insulation PipeMfiridwuma ho nsɛm & dwumadie ho akwankyerɛ

Wɔ ɔmantam ɔhyew nhyehyɛe a wɔadi kan -abɔ ho ban ho no, gyinapɛn a ɛfa ho nso betumi ayɛ fittings, valves, ne field joints. EN 448 ka adwumayɛbea-ayɛ insulated fitting assemblies te sɛ bends, tees, reducers, compensators, ne anchors; EN 489 kata nkabom nhyiamu a wɔayɛ wɔ paipu, nneɛma a wɔde hyɛ mu, anaa valve a ɛbɛn hɔ a wɔadi kan abɔ ho ban wɔ nsuo a ɛyɛ hyeɛ nhama a wɔasie mu ntam.

1. Ɔhyew a Ɛba Fam na Ɔhyew a Ɛyera a Ɛtew So

Mfaso titiriw a ɛwɔ polyurethane insulation pipes so ne ɔhyew a ɛba fam. Polyurethane foam a ɛyɛ den no wɔ nkwammoaa nhyehyɛe a wɔato mu, a ɛboa ma ɔhyew a ɛyera wɔ nsu afiri a ɛde nsu a ɛyɛ hyew kɔ mu no so tew na ɛboa ma ɔhyew a ɛkɔ soro wɔ nsu a ɛyɛ nwini nhyehyɛe mu no so tew. Eyi nti na wɔde PU foam insulation pipe di dwuma kɛse wɔ ɔmantam mu ɔhyew, nsu a ɛyɛ nwini ntam nkitahodi, ne ɔhyew nhama nhyehyɛe afoforo mu.Wɔ nsu a ɛyɛ nwini nhama ho no, insulation layer koro no ara nso boa ma ɔhyew a ɛkɔ soro ne asiane a ɛwɔ hɔ sɛ nsu a ɛyɛ nwini no so tew bere a wɔhwɛ vapor sealing so yiye no.

Ɔhyew a ɛkɔ mu no gyinapɛn pɔtee gyina foam a wɔyɛ, ne density, sɔhwɛ hyew, onyin tebea, ne ɔkwan a wɔfa so yɛ so. EN 253 pre-insulated pipe product references binom kyerɛw PUR foam thermal conductivity twa ho hyiaλ50 = 0.0260–0.027 W/(m·K), nanso ɛsɛ sɛ wɔfa eyi sɛ ade-data pɔtee sen sɛ ɛbɛyɛ amansan bo a ɛsom ma polyurethane foam insulated pipe biara.

Saa ɔhyew a ɛba fam yi boa wɔ akwan pii so:

• ɛtew ɔhyew a ɛkɔ fam wɔ nsu a ɛyɛ hyew nhama atenten mu so;
• ɛma ɔmantam mu ɔhyew ahoɔden a wɔde di dwuma yiye no tu mpɔn;
• ɛma ɔhyew a ɛho nhia a ɛyera wɔ afifide no ne wɔn a wɔde di dwuma awiei no ntam no so tew;
• boa ma nsu a ayɛ nwini no hyew gyina wɔ nhama a ɛma onwini mu;
• tew asiane a ɛwɔ hɔ sɛ nsu a ɛyɛ nwini no so bere a wɔayɛ vapor control ne jacket sealing no yiye no.

Mfiridwuma mu mfaso nyɛ "ahoɔden a wɔkora so" nko. Wɔ ɔhyew ntam nkitahodi tenten mu no, ɔhyew a ɛyera a ɛba fam nso boa nhyehyɛe a ɛkari pɛ a ɛyɛ den kɛse na ɛtew ɔhyew akatua a ehia bere a wɔreyɛ adwuma no so.

2. Fata Pa ma Direct Buried Insulated Pipe Systems

Polyurethane insulated pipe abu so titiriw wɔ ɔhyew nhama a wɔasie tẽẽ mu. Wɔ saa nhyehyeɛ yi mu no, ɔsom paipu no soa nhyɛsoɔ ne ɔhyeɛ, PU foam insulation no brɛ ɔhyeɛ a ɛyera ase, na HDPE akyi casing no bɔ insulation layer no ho ban firi asase a ɛbɛka, nsuo, backfill nhyɛsoɔ ne mfiri nketenkete a ɛsɛe berɛ a wɔde resi hɔ. Bonded pipe nhyiam no nso boa ma ɔsom paipu, insulation layer ne akyi casing yɛ adwuma sɛ nhyehyɛe biako.

Saa nhyehyeɛ yi ho wɔ mfasoɔ wɔ baabi a ɛsɛ sɛ wɔsie nsuo afiri no wɔ akwan, akwan a wɔfa so de nneɛma di dwuma, mmeaeɛ a wɔyɛ mfiridwuma, anaa nkuropɔn mu ɔhyew akwan ase. Sɛ wɔde toto bare pipe plus loose field-applied insulation ho a, factory-ayɛ pre-insulated steel pipe ma nhyehyɛe a wɔahyɛ so kɛse ansa na wɔde ahyɛ mu, titiriw baabi a paipu tenten mmirikatu hia insulation thickness a ɛyɛ den ne outer jacket continuity.

Wɔ nhyehyɛe ahorow a wɔasie tẽẽ fam no, mfaso no fi nhyiam no nyinaa mu:

• ɔsom paipu no de nhyɛso ne ɔhyew kɔ;
• PU foam insulation no brɛ ɔhyew a ɛyera ase;
• HDPE akyi aduru no yɛ adwuma sɛ akwanside a ɛbɔ ho ban fi asase mu nsuo ne nneɛma a wɔsɛe no ho dwumadie ho;
• bonded structure no boa ma paipe a ɛne ne ho hyia wɔ casing no mu;
• joint systems ka pipe afã horow bom bere a wɔabɔ welding anaasɛ wɔde ahyɛ mu awie no.

Eyi nti na nsɛmfua te sɛcorrosion-a ɛko tia akyi afiri, HDPE jacket a wɔde ahyɛ mu ma, netẽẽ asie insulation paipumpɛn pii no, wɔbom pue. Abɔnten so aduru no nsi ahobammɔ a ɛbɔ wɔ ɔsom paipu no so no ananmu tẽẽ, nanso ɛboa ma nsu ntumi nkɔ insulation layer ne pipe no ani.

Nanso, bere a jacket ne afuw mu nkwaa no da so ara yɛ nea wɔatoto mu nkutoo na wɔde sie tẽẽ no yɛ adwuma yiye. Ɛnyɛ ahurututu nkutoo na ɛyɛ paipu a nsu ntumi nkɔ mu; egyina akyi a ɛwɔ akyi, nkwaa nsateaa, casing a wɔto mu, ne sɛnea wɔde si hɔ no su so.

3. More Consistent Factory-Ayɛ Insulation Quality

Wɔyɛ polyurethane foam pre-insulated dade paipu wɔ ɔkwan a wɔahyɛ so. Sɛ wɔde toto insulation a wɔde di dwuma wɔ beae hɔ nyinaa ho a, factory-insulation a wɔayɛ no betumi ama foam a ɛyɛ pɛpɛɛpɛ, casing alignment, concentricity, ne outer jacket formation a ɛkɔ so daa.

Eyi ho hia efisɛ nsɛm nketenkete a ɛnyɛ bere nyinaa na wotumi hu bere a wɔde ahyɛ mu awie no nya thermal insulation adwumayɛ so nkɛntɛnso:

• foam a ɛnyɛ pɛpɛɛpɛ a wɔde hyɛ mu no betumi ama mmeae a ɛhɔ yɛ hyew ayɛ mmerɛw;
• nkitahodi a enye betumi aka nhyehyɛe no a egyina pintinn;
• foam voids betumi atew ɔhyew adwumayɛ so;
• casing eccentricity betumi ama insulation thickness a ɛnsɛ;
• jacket no ani a asɛe betumi abɛyɛ nsu-nsuo a ɛkɔ mu.

Adwumayɛbea mu nneɛma a wɔyɛ no nyi asiane biara mfi hɔ, nanso ɛtew nsakrae a wim tebea, beae a wobetumi akɔ, adwumayɛfo a wɔn ho akokwaw, ne nhwehwɛmu tebea horow a anohyeto wom de ba no bi so.

4. Nneɛma a Wɔde Sisi Ntɛmntɛm ma Pipeline Afã atenten

Esiane sɛ wɔde insulation layer ne outer casing no di dwuma wɔ adwumayɛbea hɔ nti, afuw mu adwuma betumi de wɔn adwene asi pipe alignment, welding, trench lowering ne joint completion so. Wei brɛ adwuma a wɔyɛ wɔ -beae no so insulation adwuma no so, titiriw ma ɔmantam mu ɔhyew tenten, nsuo a ɛyɛ nwini ne thermal pipeline afã horow a wɔasie.

Asɛm titiriw ne sɛ asiane a ɛwɔ hɔ sɛ wɔde besisi hɔ no nyera; ɛdan kɔ afuw mu nkwaa beae no. Sɛ wɔde paipu welding wie a, ɛsɛ sɛ wɔhohoro joint fã no, wɔma ɛyow, wɔde insulated na wɔsɔ ano yiye. Ɛsɛ sɛ wɔhwɛ nsateaa a wɔde si hɔ, foam a wɔde hyɛ mu, casing a wɔto mu ne jacket a ɛkɔ so nyinaa ansa na wɔasie, efisɛ ɔkwan ketewaa bi mpo anaasɛ ano a wɔankata so yiye mpo betumi ama asase ase nsu akɔhyɛn insulation layer no mu na atew ɔhyew adwumayɛ so bere tenten-.

1. Mfitiaseɛ Ka a Ɛkorɔn Sen Mfitiaseɛ Pipe Insulation

Mfomso biako a ɛwɔ polyurethane nsu afiri a wɔde siw mframa ano so ne ɛka kɛse a wɔbɔ wɔ mfiase no. Dade paipu a wɔadi kan -abɔ ho ban no ka nea ɛboro ɔsom paipu ne insulation layer no ho; ɛsan nso fa adwumayɛbea foam injection, HDPE casing, pipe-in-pipe production, field joint kits ne transport volume kɛseɛ.

Nsonsonoe a ɛwɔ ɛka a wɔbɔ no mu no, nea ɛka ho titiriw ne:

• ɔsom paipu nneɛma ne ɔfasu no mu duru;
• insulation a ɛyɛ den;
• HDPE casing diameter ne jacket kɛse;
• afuw mu nkwaa kits ne nneɛma a wɔde hyɛ mu;
• transport volume a ɛnam akyi diameter kɛse no so ba.

Wɔ paipu mmirikatu tiawa a ɛda adi ho no, site-a wɔde insulation a ɛnyɛ den ahyɛ mu no betumi ayɛ nea ɛyɛ mmerɛw kɛse. Wɔ thermal pipelines a wɔasie akyɛ ho no, wɔtaa paw polyurethane pre-insulated pipe efisɛ wɔasi insulation ne ahobammɔ nhyehyɛe no dedaw wɔ pipe assembly no mu.

2. Field Joint Sealing Yɛ Mmerewa Titiriw

Wɔyɛ paipu fã a ɛyɛ tẽẽ no wɔ adwumayɛbea bi, nanso wowie nhama a ɛda paipu afã horow ntam no wɔ beae hɔ. Eyi yɛ mfiridwuma mu mmerɛwyɛ a ɛtaa ba wɔ pre-insulated pipe systems mu no mu biako.

Sɛ wɔansɔ afuw no nkwaa no ano yiye a, nsu betumi akɔhyɛn insulation layer no mu. Nsuo a ɛkɔ paipu nkwaa a wɔabɔ ho ban mu no betumi atew ɔhyew a ɛyɛ adwuma so, asɛe foam nhyehyɛe no, na ama asiane a ɛwɔ hɔ sɛ ɛbɛsɛe wɔ ɔsom paipu no ho no ayɛ kɛse. Ɔhaw no mu yɛ den kɛse wɔ ntamgyinafo a wɔasie mu efisɛ ebia sintɔ no bɛkɔ so ahintaw kosi sɛ ɔhyew a ɛbɛyera, nsu a ɛbɔ kɔkɔ, asase a ɛbɛtena hɔ, anaasɛ ɔhaw a ɛfa nsɛe ho bɛda adi.HDPE jacket a ɛtwetwe, casing awiei a asɛe, anaa foam a ɛda adi wɔ mmeae a wɔatwa{3}}akyi nso betumi abɛyɛ nsu-nkɔbea ahorow sɛ wɔansiesie ansa na wɔasie a.

Nneɛma a ɛtaa ma insulation joint sealing di huammɔ ne:

• ahotew a ɛnyɛ papa wɔ soro ansa na wɔde nsateaa ahyɛ mu;
• osutɔ anaa asase ase nsu a ɛhyɛn mu ansa na wɔato mu;
• foam a enni mũ a wɔde ahyɛ nkwaa no mu;
• mmerɛw shrink sleeve anaa casing closure;
• casing awiei a asɛe;
• nkorabata nkwaa, nea ɛkɔ fam, anaa nea ɛtew so a wɔmfa nni dwuma yiye;
• jacket a wɔatwitwa anaa nea wɔabɔ no a wɔansiesie no yiye.

Wɔ polyurethane insulation pipes ho no, ɛsɛ sɛ wɔyɛ nkwaa no sɛ insulation nhyehyɛe no fã, na ɛnyɛ sɛ adansi ho nsɛm a ɛto so abien. EN 489-type joint standards twe adwene si saa beae yi so pɛpɛɛpɛ: joint a ɛda pipe, fittings, anaa valve assemblies a ɛbɛn a wɔayɛ wɔ adwumayɛbea ahorow ntam wɔ nsuo a ɛyɛ hyew ntam a wɔasie mu.

3. Nsiesiei Yɛ Den wɔ Asie akyi

Mfomso foforo a ɛwɔ polyurethane nsu afiri a wɔde siw mframa ano so ne sɛ ɛyɛ den sɛ wobesiesie bere a wɔasie no awie no. Sɛ wɔde paipu no si hɔ, wɔhyɛ mu ma wɔ akyi, na wɔkata so wie a, wontumi nhwɛ insulation system no ntɛm te sɛ paipu insulation a ɛda adi no.

Sɛ akyi aduru no sɛe anaasɛ nea wɔde siw mframa ano no yɛ nsu a, ebia ebehia sɛ wɔyɛ nneɛma pii:

• ɔfã a ɛka no a wɔbɛhwehwɛ;
• nsuo afiri a wɔde fa nsuo mu a wɔretutu;
• jacket no fã a asɛe no a wobetwa anaa wobebue;
• hwɛ a wɔbɛhwɛ sɛ PU foam no ayɛ nsu anaasɛ asɛe;
• insulation no a wɔbɛyow, wɔbɛsesa, anaasɛ wɔbɛsan de asi hɔ;
• asiesie casing no;
• nkwaa anaa jacket no a wɔbɛsan akata so;
• backfilling bio.

Wei ma asase ase insulated pipe a ɛdi huammɔ no bo yɛ den na egye bere-sen surface insulation asiesie. Ɛnyɛ adwumayɛfo ka nko na ɛyɛ den; ɛno nso ne ɔhyew anaa onwini ntam nkitahodi a ɛtwa mu.

4. Ɛsɛ sɛ Wɔhwɛ Ɔhyew Anohyeto ne Foam Aging Asiane yiye

Polyurethane foam yɛ adwuma yie wɔ nsuo a ɛyɛ hyeɛ ne nsuo a ɛyɛ nwini nhyehyɛeɛ pii mu, nanso ɛnyɛ nea ɛfata mma ɔhyew a ɛkorɔn-ɔhyeɛ biara a wɔde di dwuma. Wɔde EN 253-type pre-insulated pipe systems di dwuma titiriw ma nsuo a ɛyɛ hyew a wɔasie tẽẽ, a standard references taa ka adwumayɛ a ɛkɔ so kɔsi digrii 120 ne ɛtɔ da bi a ɔhyew a ɛkɔ soro kodu digrii 140 ho asɛm ma nhyehyɛeɛ bi.

Eyi nkyerɛ sɛ paipu biara a wɔde polyurethane foam ayɛ no betumi ayɛ adwuma dwoodwoo wɔ saa ɔhyew no mu. Ɔhyew anohyeto ankasa gyina foam nhyehyɛe, paipu nhyehyɛe nhyehyɛe, ɔsom tebea a ɛkɔ so, onyin suban ne adwuma no gyinapɛn a ɛfata so. Ɔhyew a ɛkɔ soro bere tenten-betumi de abaɔhyew a ɛma obi nyin, berɛ ansu a wɔde hyɛ muakyi jacket asɛe anaasɛ afuw nkwaa huammɔdi betumi atew insulation adwumayɛ so kɛse.

Foam degradation betumi ada adi sɛɔhyew a ɛkɔ soro, abusuabɔ a ɛyɛ mmerɛw, .foam a ɛtwetwe anaasɛ ɛpaapae, ne ɔhyew a ɛyera wɔ mmeae bi wɔ nkwaa anaa afã horow a asɛe. Wɔ steam pipelines, ɔhyew a ɛkorɔn yiye-ɔhyew process lines anaasɛ kɔ so high-ɔhyew som, insulation nneɛma te sɛ mineral wool, calcium silicate anaa cellular glass betumi afata sen polyurethane foam.

5. Akyi Diameter Kɛse Ka Layout ne Installation Space

Polyurethane afiri a wɔde siw mframa ano no akyi ntwemu sõ sen ɔsom paipu no. Ne kɛse a etwa to no bi ne dade paipu OD, insulation thickness, ne HDPE casing. Saa paipu a ɛsõ kɛse a ɛwɔ akyi a wɔabɔ ho ban yi nya amena no trɛw, ntam kwan, akwantu, nhyehyɛe a wɔde boa, ne sɛnea wɔde hyɛ mu no so nkɛntɛnso.

Sɛ nhwɛso no, nhyehyɛe abien betumi de DN service pipe koro adi dwuma nanso ɛsono casing diameters esiane insulation thickness anaa casing series soronko nti. Eyi ka:

• amena a wotutu no trɛw;
• ntam kwan a ɛda nhama a wɔde ma ne nea wɔde san ba ntam;
• bend radius ne fitting clearance a ɛwɔ hɔ;
• backfill nneɛma dodow;
• baabi a wɔde nneɛma bɛkɔ ne nea wɔde sie;
• afuw mu nkwaa nsateaa kɛse.

Eyi yɛ mfiridwuma mu anohyeto a wɔtaa bu no adewa bere a wosusuw emu service pipe kɛse nkutoo ho no.

Download:Polyurethane Insulated Pipe Mfaso & Anohyeto Data Krataa

Polyurethane insulation pipes nyɛ ano aduru a eye sen biara ma pipeline biara. Ɛsɛ sɛ wɔde wɔn adwumayɛ toto nneɛma afoforo a wɔde siw mframa ano ho sɛnea ɔhyew, nsu, ogya a ɛwɔ mu, ɔkwan a wɔfa so de si hɔ, ne kwan a wɔfa so siesie no te.

Download:Pipe Insulation Nneɛma a Wɔde Toto Ho

Polyurethane foam yɛ adwuma yiye wɔ baabi a ɔhyew a ɛba fam, insulation a ɛyɛ ketewa, ne factory-made pipe assembly ho hia. Ebia mineral wool anaa cellular glass bɛfata kɛse wɔ baabi a ogya a ɛko tia, ɔhyew a ɛkɔ soro, anaa nsu a ano yɛ den a ɛko tia ne ade titiriw a wɔhwehwɛ.

Polyurethane insulation pipes a wɔde bedi dwuma yiye no gyina tebea a wɔde yɛ adwuma ne baabi a wɔde besisi so. Nea edidi so yimfiridwuma mu nneɛma ɛsɛ sɛ wɔhwɛ ansa na wɔapaw saa paipu nhyehyɛe yi.Wɔ nnwuma a ɛhwehwɛ sɛ adwumayɛbea-ayɛ insulated pipe a wɔde ɔsom paipu a wɔakyerɛkyerɛ mu, PU foam, akyi jacket, ne delivery scope, .polyurethane paipu a wɔde siw nsu anoɛsɛ sɛ wɔsan hwɛ mu ne ɔhyew a wɔde yɛ adwuma, insulation no duru, casing material, joint system, ne ɔkwan a wɔfa so de si hɔ.

Download:Polyurethane Insulated Pipe a Wɔpaw Nhwehwɛmu Nhoma

Mpɛn pii no, paipu a wɔde siw polyurethane ano no fata ma:

• nsu a ɛyɛ hyew a wɔasie tẽẽ;
• ɔmantam mu ɔhyew paipu nhyehyɛe ahorow;
• nsuo a ayɛ nwini a wɔde ma ne nhama a wɔde san ba;
• mfiridwuma mu nhama a wɔde di dwuma wɔ ɔhyew mu;
• awɔw-mantam a wɔasie nsuo afiri a ɛho hia sɛ wɔkora ɔhyew so.

Wɔhwehwɛ sɛ wɔsan hwɛ mu yiye ma:

• steam pipelines anaasɛ kɔ so yɛ ɔhyew a ɛkorɔn-ɔhyew som;
• atifi-asase so mmeae a ɛda adi a ogya-ahobammɔ ho ahwehwɛde ahorow wom;
• akwan a asiane wɔ hɔ sɛ wɔtaa tutu anaasɛ mfiri sɛe;
• mmeae a ɛyɛ den sɛ wobenya daakye asiesie.

Nsɛm a wɔafa aka a wontua hwee

FAQ

 

 

01. Dɛn ne ɔhaw kɛse a ɛwɔ polyurethane insulated pipe so?

Mpɛn pii no, ɛnyɛ ɔfã a ɛyɛ paipu a ɛyɛ tẽẽ no na ɔhaw kɛse wɔ so, na mmom...afuw mu nkwaa beae. Sɛ wɔansɔ joint sleeve, foam filling, casing closure anaa jacket repair no ano yiye a, nsu betumi akɔ insulation layer no mu. Sɛ nsuo du PU foam no mu pɛ a, ɔhyew adwumayɛ betumi akɔ fam na asiane a ɛwɔ hɔ sɛ ɛbɛsɛe wɔ ɔsom paipu no ho no betumi akɔ soro.

02.So polyurethane insulated pipes fata ma tẽẽ sie?

Yiw, wɔtaa de paipu a wɔde polyurethane ahyɛ mu ma di dwuma mansu a ɛyɛ hyew a wɔasie tẽẽne ɔmantam mu ɔhyew nhyehyɛe ahorow. EN 253-type nhyehyɛe a wɔtaa yɛ no de dade som paipu, polyurethane foam insulation ne polyethylene casing di dwuma. Tebea titiriw no ne sɛ ɛsɛ sɛ abɔnten so ntama ne afuw mu nkwaa no kɔ so yɛ nea wɔatoto mu na asase no mu nsu, asase ase nsu ne akyi nsuo a ɛbɛsɛe no.

03.So wobetumi de polyurethane insulated pipe adi dwuma ama steam pipelines?

Ɛnyɛ nea wɔahyɛ da ayɛ. Wɔde PU insulated pipe di dwuma kɛse ma nsu a ɛyɛ hyew, nsu a ɛyɛ nwini ne ɔhyew nhyehyɛe a ɛyɛ mmerɛw-, nanso steam pipelines hwehwɛ sɛ wɔsan hwɛ ɔhyew mu wɔ ɔkwan soronko so. Ɔhyew a ɛkɔ soro-som adwuma a ɛkɔ so no betumi ama ahuru ayɛ dedaw, ɔhyew a ɛkɔ soro, anaasɛ ahuru a ɛtwetwe, enti mineral wool, calcium silicate anaa cellular glass betumi afata kɛse ama nsuonwini nhama bi.

04.Sɛ wɔde polyurethane insulated pipe toto mineral wool ne cellular glass insulation ho sɛn?

Polyurethane foam yɛ den wɔ baabi aɔhyew a ɛba fam a ɛyera, compact insulation thickness ne factory-ayɛ paipu nhyiam ho hia. Mineral wool taa ye ma ɔhyew a ɛkorɔn-ɔhyew anaa ogya-a ɛko tia ahwehwɛde. Wɔtaa susuw nkwammoaa mu ahwehwɛ ho wɔ baabi a nsu a ɛko tia, ahoɔden a ɛtwetwe anaasɛ wɔasie/nwini-som tebea a emu yɛ den ho hia sen ɛka a wɔbɔ wɔ mfiase no.

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