Tsev > Xov xwm > Ntsiab lus

Puas yog PPR yeeb nkab zoo dua li PVC?

Dec 27, 2024

PPR cov kav dej thiab cov kav dej pipes txhua tus muaj lawv tus yam ntxwv, thiab nws tsis tuaj yeem hais tias PPR cov kav yog twv yuav raug hu zoo dua li cov kav dej pumes.


1. Qhov zoo ntawm PPR kav


Zoo siab siab tiv thaiv kub:
PP cov kav dej tuaj yeem siv rau lub sijhawm ntev ntawm qhov kub ntawm 70 degree, thiab kev siv tshuab hluav taws xob tau tuaj yeem ua rau 95 degree. Qhov no ua rau nws haum rau cov tshuab dej kub kub, xws li cov kev sib txuas hauv tsev hauv tsev, kev sib txuas ntawm radiator, thiab lwm yam.
Txawm li cas los xij, cov tshav kub tiv thaiv kub ntawm cov kav dej pipes


.Hhaw kev ua tau zoo siab:
PP cov kav dej yog ua los ntawm random copolymer polypropylene. Cov khoom siv tsis muaj tshuaj lom thiab tsis muaj ntxhiab, tsis muaj teeb meem rau tib neeg kev noj qab haus huv, thiab ua tau raws li cov qauv haus dej huv si. Cov tshuaj tsis muaj teeb meem yuav muab tso rau hauv dej thaum siv, ua kom tiav 3. Kev nyab xeeb ntawm cov dej haus.
Qee cov tshuaj ntxiv, xws li cov yas tshuab, tuaj yeem ntxiv rau cov kav dej PVC cov kav hauv cov txheej txheem ntau lawm. Tej yam tshuaj no yuav precipition nyob rau qee cov kev mob thiab muaj feem cuam tshuam rau cov dej ua tau zoo.


Ruaj thiab txhim khu kev qha ntawv txuas:
PPR kav tau txuas los ntawm kub-yaj kev twb kev txuas. Los ntawm cua sov cov kav dej thiab fittings kom yaj lawv, lawv yog fused ua ke thiab txuas nrog ua ib qho tag nrho. Lawv muaj kev sib khi zoo thiab tsis muaj kev lom zem.


Pvc kav yog feem ntau txuas los ntawm kua nplaum los yog roj hmab ntiv nplhaib sib khi. Lub firmness thiab sealing ntawm kev sib txuas yog tsis muaj zog, thiab xau dej yuav tshwm sim thaum siv ntev.

 

2. Qhov txiaj ntsig ntawm PVC kav


Nqe pheej:
Pvc kav muaj cov nqi ntau lawm, yog li lawv yog tus tseem ceeb. Qhov no ua rau nws muaj qhov txiaj ntsig zoo dua hauv qee cov haujlwm nrog tus nqi siab, xws li tsim cov kua dej ua kom lub cev, cov tshuab hluav taws xob hauv av, thiab lwm yam.
Tus nqi ntawm PPP kav yog tus muaj siab, tshwj xeeb tshaj yog qee cov khoom lag luam, uas yuav yog ob peb zaug tus nqi ntawm cov kav dej pvc kav.


Muaj zog corrosion resistance:
Pvc kav muaj zoo corrosion tsis kam thiab tuaj yeem tiv thaiv kev yaig ntawm cov tshuaj feem ntau xws li acids, alkalis, thiab ntsev. Qhov no ua rau nws haum heev rau qee lub sijhawm uas cov quav dej quav dej tawm, xws li cov nroj tsuag tshuaj, chaw soj nstator, thiab lwm yam.
Txawm hais tias PPR kav kuj tseem muaj qee qhov kev xeb tawm tsam, lawv yuav raug puas thaum ntsib cov tshuaj muaj zog.


Lub teeb yooj yim thiab yooj yim rau nruab: pipes muaj qhov ntom ntom ntom thiab yog lub teeb nyob rau hauv qhov hnyav, ua rau lawv yooj yim rau nqa thiab nruab. Tshwj xeeb tshaj yog nyob rau qee txoj haujlwm loj, lawv tuaj yeem txo qhov nyuaj thiab kev siv zog ua haujlwm ntawm kev tsim kho. PP cov kav dej yog tus hnyav thiab xav tau ntau lub manpower thiab khoom siv txhawb nqa thaum teeb tsa. Hauv cov ntsiab lus, PPR cov kav dej thiab cov khoom siv pipes muaj lawv tus kheej thiab tsis zoo, thiab yuav tsum raug xaiv raws li kev siv cov xwm txheej kev siv tshwj xeeb. Yog tias nws tau siv nyob rau hauv cov dej ua dej kub lossis qee lub sijhawm muaj kev nyiam kom huv si, PPP kav yog kev xaiv zoo dua; Yog tias nws yog siv rau hauv cov dej sib xyaw lossis cov phiaj xwm nrog tus nqi siab yuav tsum tau ua, cov kav dej pipes yog cov khoom haum ntau dua.

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