HMN
- Saib xyuas
- Cov khoom sib xws
Dab tsi yog Polyamide Thermal Break Strip (PA66 GF25%)
Muaj ntau ntau yam khoom siv los tsim thermal so strips, xws li PA66 GF25%, ASA, ABS, PVC. Ntawm lawv, cov khoom siv polyamide yog cov khoom siv nrov tshaj plaws rau thermal so. Thermal insulating profiles ua los ntawm polyamide PA 66 GF25% (25% iav fiber reinforced polyamide) muaj qhov zoo.
Qhov coefficient ntawm linear thermal expansion (linear elongation coefficient) ntawm cov polyamide profiles yog ib yam li cov aluminum profile. Yog li ntawd, cov polyamide profile tsis raug kev ntxhov siab sab hauv tom qab nws tau muab nqus mus rau aluminum profile. Qhov no yog ib qho ntawm cov txiaj ntsig tseem ceeb tshaj plaws ntawm kev siv cov polyamide khoom raws li ib qho thermal barrier.
Qhov thib ob, qhov deflection kub ntawm polyamide profiles nyob rau hauv load yog siab. Txawm nyob ntawm 200 ° C li 15 feeb, tsis muaj deformation tshwm sim. Yog li ntawd, nws tuaj yeem yooj yim rhuab hauv qhov cub ntawm cov txheej txheem hmoov txheej.
Thib peb, polyamide profiles tsis emit gases lom thaum muaj hluav taws. Lawv yog cov phooj ywg environmentally.
Tsis tas li ntawd, qhov ntev stability thiab tsis kam mus rau cov tshuaj ntawm polyamide thermal barriers yog siab.
Puas yog polyamide strips tuaj yeem rhuav aluminum extrusion assemblies?
Yog lawm.
Cov txheej txheem insulating polyamide strips tau siv rau thermally rhuav tshem aluminium extrusion cov rooj sib txoos rau ntau tshaj 30 xyoo thiab tau siv nyob rau hauv North America rau ntau tshaj kaum xyoo. Polyamide strips muaj nyob nrog ntau qhov kev teeb tsa kom tau raws li cov kev ua tau zoo sib txawv. Tsim kom muaj thermal so siv lub tshuab polyamide sawb entails tus txheej txheem 3 kauj ruam.
1. Profile knurling
2. Txoj hlua ntxig
3. Crimping
Cov Qhov Chaw Ua Haujlwm ntawm Thermal Break Windows
1. Cov ntoo tawg aluminum thermal break strips txo qhov kub conduction: cov ntoo tawg aluminum alloy profiles yog siv, thiab cov hollow glass structure yog siv. Cov ntoo tawg aluminum qhov rooj thiab qhov rais txo qhov kub conduction los ntawm cov qhov rooj thiab qhov rais. Hauv txoj kev no, nws yuav tsis muaj kev kub siab hauv qhov kub siab ntawm lub hnub kub hauv lub caij ntuj sov. Nws txias thiab muaj cua hauv lub caij ntuj no, thiab peb tsis xav tias txias. Qhov no ensures tias qhov kub hauv tsev yuav tsum tau khaws cia.
2. Tiv thaiv kom tsis txhob condensation: qhov kub ntawm sab hauv ntawm tus choj tawg aluminium qhov rooj thiab qhov rais profile nrog thermal so strips yog ze rau qhov kub hauv tsev, txo qhov muaj peev xwm ntawm sab hauv tsev noo noo condensing ntawm qhov profile vim supersaturation. Qhov no yog qhov tseem ceeb rau kev rwb thaiv tsev ntawm lub qhov rais.
3. Tus choj tawg aluminium thermal so strip plays lub luag haujlwm ntawm kev txuag hluav taws xob thiab txuag hluav taws xob. Kev tawg choj txhuas lub qhov rooj thiab qhov rais thav ntawv nrog thermal rwb thaiv tsev strips tuaj yeem txo cov cua sov los ntawm lub qhov rais thav duab los ntawm ib feem peb. Thaum lub caij ntuj sov, yog tias muaj cua txias, qhov rais thav duab nrog thermal rwb thaiv tsev strips tuaj yeem txo lub zog poob ntau dua.
4. Los tiv thaiv ib puag ncig: los ntawm kev siv lub thermal rwb thaiv tsev ntawm cov choj tawg aluminium qhov rooj thiab qhov rais, kev siv hluav taws xob tuaj yeem txo, thiab cov hluav taws xob ib puag ncig los ntawm cov cua txias thiab cua sov tuaj yeem txo tau tib lub sijhawm.
5. Kev tawg choj aluminium thermal so strips yog qhov zoo rau kev noj qab haus huv: kev sib pauv cua sov ntawm tib neeg lub cev thiab ib puag ncig nyob ntawm huab cua hauv tsev, huab cua khiav ceev thiab huab cua sab nraum zoov. Los ntawm kev kho qhov kub ntawm sab hauv tsev ntawm lub qhov rooj thiab lub qhov rais tawg, kev siv qis dua 12 ~ 13 ℃, thiab qhov chaw zoo tshaj plaws tau ua tiav.
6. Kev tawg choj aluminium thermal so strips txo cov suab nrov: kev siv cov iav hollow iav nrog cov thicknesses sib txawv thiab kub-insulated choj-tawg txhuas profile kab noj hniav tuaj yeem txo cov nyhuv resonance ntawm lub suab tsis, teeb tsa suab sib kis, thiab txo cov suab nrov ntau dua. tshaj 30dB.
Thermal Barrier yog dab tsi?
Thermal barriers yog tsim los ntawm cov resins uas tsim "thermal so" nruab nrab ntawm sab hauv thiab sab nrauv ntawm aluminium fenestration.
Thermal barriers txo tshav kub los yog kub nce los ntawm txhuas.
Thermal barriers txhim kho U-tus yam ntxwv ntawm cov tshuab tiav.
Thermal barriers yog hais txog kev txuag hluav taws xob, U-tus nqi thiab tsoomfwv cov cai.
70 feem pua ntawm txhuas fenestration tshuab ua nyob rau hauv North America muaj ib tug thermal so.
Feem ntau siv nyob rau hauv cov huab cua txias kom txo tau cov cua sov.
Kev siv cov thermal barriers kom txo tau qhov kub nce thiab kuj txo qhov kub poob.
Developers, architects thiab designers xav tau kev ua tau zoo dua nyob rau hauv cov nqe lus ntawm kev siv fais fab.
Kev nruj nruj ntawm tsoomfwv cov cai kom txo qis kev siv hluav taws xob hauv tsev los tiv thaiv kev txhawj xeeb ntawm ib puag ncig.
Aluminium, yog tias nws yuav khaws nws txoj kev lag luam zoo tshaj plaws ntawm nws cov qauv kev ncaj ncees, yuav tsum ua kom tau txais txiaj ntsig zoo dua ntawm U-tus nqi.
Kev siv cov thermal barriers yuav pab cov tuam txhab lag luam kom ua tiav LEED kev ua tau zoo.
Daim ntawv thov thiab qhov zoo
Aluminium qhov rais muaj qhov tsis zoo ntawm kev txwv thermal rwb thaiv tsev. Nws tus nqi Uf, uas qhia txog cov cua sov uas dhau los ntawm lub qhov rais profile, tsuas yog siab dhau. Yog tias koj lub qhov rais muaj cov txheej txheem txhuas profile, koj lub tsev yuav tsim cov hws, los yog pwm. Dhau li ntawm qhov ua rau cov nqi kho mob siab, cov pwm hauv tsev kuj ua rau muaj teeb meem ua pa xws li mob hawb pob.
Tab sis qhov tsis zoo tam sim no tau raug tshem tawm tag nrho yog tias koj nruab polyamide strips hauv aluminium qhov rais. Qhov tseeb, ua tsaug rau kev tsim kho tshiab tsim lub npe hu ua thermal so profiles, aluminium yog qhov tsawg kawg yog zoo li nws cov neeg sib tw. Nyob rau hauv cov ntaub ntawv no, ua los ntawm cov tshuab tshwj xeeb, ib tug polyamide sawb yog muab tso rau ntawm lub puab thiab sab hauv seem ntawm lub profile.
Polyamide yog cov yas uas insulates ntau dua 500 npaug zoo dua li txhuas, yog li thermal so profiles muaj qis dua Uf tus nqi - thiab xa cov cua sov los yog txias dua. Yog li ntawd, koj lub tsev nyob sov dua nyob rau lub caij ntuj no, thaum ua kom sov sab nraud yooj yim dua nyob rau lub caij ntuj sov.
Yam ntxwv ntawm polyamide strips
Polyamide thermal so yog extruded nyob rau hauv qhuav lub xeev tab sis lawv nqus noo noo los ntawm ib puag ncig tom qab ntau lawm raws li lub sij hawm dhau mus. Moisture Level nyob ntawm cov xwm txheej hauv qab no:
- Ambient kub
- Ambient humidity
- Lub sijhawm khaws cia
Thaum lub caij ntuj sov, thaum qhov kub thiab av noo nyob rau hauv qhov chaw cia siab dua li niaj zaus, cov ntaub ntawv insulating nqus dej noo ntau dua li cov caij nyoog ntxiv, txawm tias khaws cia kom zoo.
W lub kaus mom yog qhov dav haum rau Thermal Break Strips hauv Windows?
Feem ntau hais lus, qhov dav ntawm lub tshav kub rwb thaiv tsev sawb, qhov zoo dua. Nyob rau hauv qhov chaw ntawm tsis muaj kev puas tsuaj rau cov khoom thiab kev ruaj ntseg thiab zoo ntawm cov hluav taws xob rwb thaiv tsev sawb, qhov dav ntawm aluminium rwb thaiv tsev sawb, qhov zoo dua, vim hais tias qhov dav ntawm lub tshav kub rwb thaiv tsev sawb, lub tshav kub hloov dua siab tshiab. Qhov qeeb ntawm lub qhov rais yog, qhov zoo dua qhov rwb thaiv tsev ntawm lub qhov rais yog, thiab ntau lub zog txuag nws yog, tab sis lub rwb thaiv tsev sawb yuav tsum siv PA66GF25 nylon sawb.
Ntawm qhov tsis sib xws, yog tias tsis muaj kev lees paub zoo ntawm cov khoom siv txhuas, cov khoom siv hluav taws xob tsis zoo los yog puas tsuaj rau cov khoom siv hluav taws xob, thiab cov khoom siv tawv tawv tsis yog raws li tus qauv, nws raug nquahu kom tsis txhob xaiv cov qhov rais uas muaj cov kab hluav taws xob ntau dhau, vim tias tag nrho. airtight system yog tag nrho cov system, txhua yam muaj tus qauv, thiab ib qho uas haum tus qauv yog qhov zoo tshaj plaws. Yog hais tias lub tshav kub rwb thaiv tsev strip yog nqaim, lub tshav kub rwb thaiv tsev yuav phem dua. Yog hais tias lub tshav kub rwb thaiv tsev strip yog dav, nws yuav cuam tshuam rau lub qhov rooj thiab qhov rais. Lwm cov ntaub ntawv yuav tsawg dua. Lub zog thauj khoom ntawm lub qhov rooj thiab qhov rais yuav raug txo.
Siv 70 tawg choj aluminium qhov rooj thiab qhov rais ua piv txwv: tus qauv dav ntawm lub qhov rais rwb thaiv tsev sawb yog nyob nruab nrab ntawm 2 cm thiab 2.5 cm, thiab nws yuav tsum tsis txhob dav dhau los yog nqaim heev; Yog hais tias nws yog 80 series los yog 90 series tawg choj txhuas qhov rooj thiab qhov rais, dav rwb thaiv tsev strips yuav siv tau. Rau cov cua sov strips, nws raug pom zoo tias yog tias cov rwb thaiv tsev kub tshaj 4 cm, nws yog qhov zoo dua los xaiv cov khoom siv hluav taws xob txawv teb chaws los yog cov khoom siv hluav taws xob hluav taws xob uas tsim los ntawm cov chaw tsim hluav taws xob hluav taws xob loj loj.
Thaum qhov dav ntawm lub tshav kub rwb thaiv tsev strips ncav cuag ntau tshaj 40mm, qhov kev ruaj ntseg ntawm lub kaw lus yuav ua rau tsis zoo, thiab nrog kev nce ntawm cov kab noj hniav ntawm cov tshav kub rwb thaiv tsev strips, qhov poob ntawm cov cua sov vim cov nyhuv convection yuav ua tau ntau dua thiab pom tseeb. , yog li qhov dav ntawm lub tshav kub rwb thaiv tsev sawb, cov khoom muaj pes tsawg leeg thiab tsim ntawm cov rwb thaiv tsev rwb thaiv tsev sawb yog obviously txawv ntawm cov pa hluav taws xob rwb thaiv tsev strips. Qhov dav tshav kub rwb thaiv tsev strips yuav tsum siv mesh tshav kub rwb thaiv tsev strips los yog spacer kab noj hniav nyob rau hauv nruab nrab, uas zoo heev txhim khu kev ruaj ntseg thiab tshav kub rwb thaiv tsev thiab suab rwb thaiv tsev kev ua tau zoo ntawm lub tshav kub rwb thaiv tsev strips.
PA strips khaws thiab tuav:
Vim tias PA66 yog cov tshuaj hydrophilic, nws yuav nqus cov dej nyob ib puag ncig. Tus nqi thiab tus nqi ntawm cov dej nqus yog nyob ntawm qhov kub thiab txias, ambient humidity thiab lub sijhawm cia.
Qhov txheeb ze av noo yog siab dua nyob rau lub caij ntuj sov dua li lwm lub caij khaws cia. Cov ntsiab lus noo noo siab (ntau tshaj 2%) yuav cuam tshuam rau qhov zoo ntawm cov khoom hnav-resistant strips.
Thaum lub rwb thaiv tsev ib pob raug tshem tawm ntawm lub txee, nws tuaj yeem deformed. Yog hais tias nws tsis ncaj rau lub sij hawm, nws yuav ua rau deformation mus tas li.
Yog li ntawd, nws raug pom zoo kom khaws nws kab rov tav nyob rau hauv ib qho chaw ventilated thiab qhuav, xyuam xim rau waterproof, nyob deb ntawm tshav kub qhov chaw, tsis txhob muaj kev ntxhov siab thiab txo qis khoov.
Yog tias koj muaj lus nug tshwj xeeb, thov hu rau peb thiab peb zoo siab los muab cov kev pabcuam cuam tshuam rau koj.
Pob
Rau txhua qhov kev qhia / duab, lawv tuaj yeem muab ntim hauv kab, qhov ntev yuav yog 6 meters, lossis kho.
Rau cov duab "I" "C", thiab qee cov duab yooj yim, lawv tuaj yeem ntim hauv cov pob. Qhov ntev feem ntau yog ib puag ncig 300-600 meters ib pob.
Peb qhov kev pabcuam hais txog kev xeem
1.Size precision soj ntsuam rwb thaiv tsev, raws li lub teb chaws tus qauv GB / T23615.1-2017, qhov loj precision ntawm nrhiav kom tau cov neeg muas zaub ntawm tshav kub rwb thaiv tsev sawb.
2.Nrhiav thiab tsom xam ntawm rwb thaiv tsev ntawm cov qauv sab hauv, raws li lub teb chaws tus qauv GB / T23615.1-2017.analyze lub internal qauv ntawm rwb thaiv tsev kuaj xyuas rau cov neeg muas zaub.
3.Insulation density test, raws li lub teb chaws tus qauv GB / T23615.1-2017, daim ntawv thov ntawm hluav taws xob hnyav ntsuas ntsuas ntsuas qhov ntom ntom.
4.Raws li lub teb chaws tus qauv GB/T23615.1-2017, lub rwb thaiv tsev chav tsev kub transverse tensile yam ntxwv tus nqi, uas tsis yog-notched cuam tshuam lub zog, kub kub thiab transverse tensile yam ntxwv tus nqi ntawm kev xeem.
Cov duab sib txawv:
I-type thermal so strip yog ib qho khoom siv rwb thaiv tsev rau cov qhov rooj thiab qhov rais, nrog cov duab zoo ib yam li cov ntawv Askiv loj "Kuv". Nws yog thawj tiam thiab cov duab yooj yim tshaj plaws ntawm polyamide strips.
Raws li lwm hom thermal break strips, qhov zoo ntawm I-type strips yog tias lawv qhov ntev ntev tuaj yeem zoo dua adapts rau qhov dav ntawm cov rooj thiab qhov rais, txhim kho qhov thermal break effect.
Tsis tas li ntawd, hom I rwb thaiv tsev strips kuj tuaj yeem hloov mus rau qhov sib txawv qhov rooj thiab qhov rai qhov ntau thiab tsawg thiab cov kev qhia tshwj xeeb los ntawm lawv tus kheej cov duab thiab cov qauv, nrog kev hloov pauv siab thiab hloov tau.
Rau I-type strips, peb tuaj yeem muab qhov loj me hauv qab no lossis kho raws li tus neeg siv khoom kos duab.
C-hom tsim muab txoj hauv kev ua kom sov ntev dua, ua rau muaj kev ua haujlwm zoo ntawm kev rwb thaiv tsev zoo dua li I-hom sawb, thaum tseem muaj peev xwm ua tau ntev ntev. Tsis tas li ntawd, C-hom PA sawb kuj yog ib qho tsim nyog rau kev tso dej tawm ntawm cov pas dej ua ke thermal tawg.
Rau C-hom sawb, peb tuaj yeem muab qhov loj me hauv qab no lossis kho raws li tus neeg siv khoom kos duab.
Cov qauv tsim ntawm T-hom thermal so strips feem ntau suav nrog ntu kab rov tav thiab ntu ntsug, tsim "T" - zoo li tus qauv.
Qhov kev tsim no ntxiv ib qho me me nyob rau hauv lub thermal so strip, tso cai rau lub sealing strips sib tshooj nrog cov thermal so strips, yog li kev txhim kho tag nrho cov rwb thaiv tsev kev ua tau zoo.
Rau T-hom sawb, peb tuaj yeem muab qhov loj me hauv qab no lossis kho raws li tus neeg siv khoom kos duab.
Hollow thermal so strip, tseem hu ua multi-cavity rwb thaiv tsev sawb, tuaj yeem txo cov cua sov hloov los ntawm kev hloov cov huab cua ntws, yog li ua tiav cov nyhuv rwb thaiv tsev thiab ntxiv kev txhim kho rwb thaiv tsev.
Hollow thermal so strip tam sim no yog cov khoom lag luam tseem ceeb hauv kev ua lag luam thiab tuaj yeem txhawb nqa qhov dav dav. Ntau cov thermal so strips nrog ib txoj kab uas hla ntawm 35mm los yog ntau tshaj nyob rau hauv kev ua lag luam yog ua rau ntau kab noj hniav, thiab lawv longitudinal load-bearing muaj peev xwm yog siab heev.
Rau cov hollow hom sawb, peb tuaj yeem muab qhov loj me hauv qab no lossis kho raws li tus neeg siv khoom kos duab.
Product Performance
|
Khoom |
Chav tsev |
GB/T 23615.1-2009 |
PW-Technical specification |
|
Qhov ntom |
g/cm3 |
1.3 ± 0.05 |
1.28-1.35 Nws |
|
Linear expansion coefficient |
K-1 |
(2.3-3.5) X 10 -5 |
(2.3-3.5) X 10 -5 |
|
Vicat softening kub |
ºC |
≥230 |
≥233 |
|
Melting point |
ºC |
≥240 |
≥240 |
|
Kev ntsuas tensile tawg |
- |
Tsis muaj kab nrib pleb |
Tsis muaj kab nrib pleb |
|
Ntug hardness |
- |
80 ± 5 |
77-85 |
|
Kev cuam tshuam lub zog (tsis suav nrog) |
KJ/m2 |
≥35 |
≥38 |
|
Tensile zog (longitudinal) |
MPa |
≥80 ib |
≥82 ib |
|
Elasticity modulus |
MPa |
≥4500 |
≥4550 |
|
Elongation thaum so |
% |
≥2.5 |
≥2.6 |
|
Tensile zog (transverse) |
MPa |
≥70 ib |
≥70 ib |
|
High kub tensile zog (transverse) |
MPa |
≥45 ib |
≥47 ib |
|
Tsawg kub tensile zog (transverse) |
MPa |
≥80 ib |
≥81 ib |
|
Dej tsis kam tensile zog (transverse) |
MPa |
≥35 ib |
≥35 ib |
|
Kev laus kuj tensile zog (transverse) |
MPa |
≥50 ib |
≥50 ib |
1. Cov dej piv txwv tsawg dua 0.2% los ntawm qhov hnyav.
2. Kev kuaj mob ib txwm: (23 ± 2) ºC thiab (50 ± 10)% txheeb ze av noo.
3. Cov lus qhia tshwj xeeb uas cim "a" tsuas yog siv rau I-shape strip txwv tsis pub, cov lus qhia tshwj xeeb tau txiav txim siab ntawm tus neeg muag khoom thiab tus neeg yuav khoom los ntawm kev sib tham, yuav tsum tau sau rau hauv daim ntawv cog lus lossis kev yuav khoom.
