application

Yakaoma PVC pombi uye pombi fittings inokurumidza kukura maitiro mune zvakawanda PVC zvigadzirwa munyika yedu, uye zvakare ndiyo yakakura kushandiswa kwakasiyana kwepombi yepurasitiki.Mushure mekuzivisa uye kusimudzirwa kwePVC pombi munyika yedu mumakore achangopfuura, kunyanya kutsigirwa kwemitemo yenyika yakakodzera, kugadzirwa uye kushandiswa kwePVC pombi kwakaita budiriro huru.Kugadzirwa kwePVC pombi kwakaverengera kupfuura 50% yehuwandu hwekugadzirwa kwepombi yepurasitiki.Inoshandiswa zvakanyanya mumaindasitiri mazhinji, akadai seindasitiri, kuvaka, kurima uye zvichingodaro.

Kugadziriswa kwePVC pombi

1. Zvakanakira PVC pombi

Mukugadzira resin yepasi rose, PVC resin ine yakaderera ethylene kushandiswa uye yakaderera mutengo wekugadzira.Iko kushandiswa kwe ethylene patani yePVC mukugadzirwa kwemukati ndeye 0.5314 matani, uye avhareji ethylene kushandiswa patani ye polyethylene i1.042 matani.Iyo ethylene inoshandiswa patani yePVC resin muChina inenge 50% yakaderera pane iyo polyethylene.Iyo mbishi chlorine gasi inoshandiswa mukugadzirwa kwePVC inzira yakakosha yekuenzanisa kugadzirwa kwecaustic soda kugadzira chlorine gasi.Caustic soda chinhu chakakosha kwazvo mbishi chinhu chakakosha kuhupfumi hwenyika.Mukuwedzera, kubva pakuona kwezvigadzirwa zvepurasitiki, PVC ine kuwirirana kwakanaka nevabatsiri vakasiyana-siyana, uye nhamba huru yemafuta anodhura anogona kuwedzerwa mukugadzirwa kwepombi, kuitira kuti mari yekugadzira ideredzwe zvikuru.

Kuenzaniswa nemapombi esimbi, PVC pombi kugadzirwa pa cubic mita yePVC uye kugadzirwa pa cubic mita yesimbi uye aruminiyamu kuverenga, simbi simba rekushandisa iri 316KJ/m3, aruminiyamu simba rekushandisa iri 619KJ/m3, PVC simba rekushandisa iri 70KJ/m3, kureva. , kushandiswa kwesimbi kwesimbi ndeye 4.5 nguva dzePVC, aluminium simba rekushandisa ndeye 8.8 nguva dzePVC.Uye kugadzirwa kwePVC pombi kugadzirisa simba rekushandisa inongova chikamu chimwe chete muzvitatu cheiyo caliber simbi pombi.Panguva imwecheteyo, nekuda kwemadziro akatsetseka ePVC pombi, hapana bundu rekuora, kukwirira kwemvura kuburitsa kushanda zvakanaka, nekuti infusion inogona kuchengetedza nezve 20% yemagetsi.

PVC pombi ine yakanaka michina zvivakwa, uye ine yakanakisa ngura kuramba, huremu huremu mukati mekushandisa, nyore kuisirwa, haidi kugadzirisa, uye kushandiswa kwesimbi kune yeruzhinji injiniya pombi yetsvina, iri kushandiswa nekuda kwekuora kuri nyore, inofanira kazhinji yakaputirwa nependi, mari yekuchengetedza yakakwirira.Kuvaka kwakawanda uye mabasa eruzhinji ane mapaipi esimbi makore makumi maviri anoda kutsiviwa, uye basa rekugadzirisa zvakanaka kwePVC mapaipi, hupenyu hwebasa hwemakore makumi mashanu.Naizvozvo, PVC pombi chinhu chakanaka chepurasitiki chigadzirwa chine mutengo wakaderera wekugadzira, kusimba kwepamusoro uye kushorwa.

Kazhinji kutaura, maererano netsvina, tsvina yemvura uye pombi dzekufema, PVC pombi dzinochengetedza inenge 16-37% yekuisa uye mutengo wevashandi kupfuura pombi dzesimbi dzakakandwa.Mutengo wekugadzira chubhu yekondukita ndeye 30-33% yakaderera pane kushandisa simbi conductor sleeve.Chiito che chlorinated polyvinyl chloride (PVC) pombi mumvura inotonhora uye inopisa, zvichienzaniswa nekushandiswa kwehukuru hwakafanana pombi yemhangura inodhura mari yekuchengetedza ye23-44%.Naizvozvo, nekuda kwezvakanaka zvePVC pombi, nyika dziri kushingaira kugadzira uye kusimudzira PVC pombi.

2. Kugadzirwa uye kushandiswa kwePVC pombi

Kubva 80 nguva, nyika yedu yakaunza mhando dzakasiyana dzePVC pombi extrusion yekugadzira mutsara zviuru.Parizvino, nyika yedu UPVC (yakaoma PVC) pombi uye pombi fittings kugadzira zvidyarwa zvine anopfuura mazana matanhatu, huwandu hwekugadzira hunosvika 1.1 miriyoni matani / gore pamusoro, kune vanopfuura makumi matatu vagadziri vane chiyero chekugadzira 10,000 matani / gore, kune vanopfuura makumi matanhatu vagadziri vane hukero hwe0.5-10,000 matani/gore, midziyo yekugadzira yeUPVC pombi uye pombi fittings inonyatso zivikanwa mudzimba.

MUNYIKA YEDU, PVC PIPE YAKAKABVISWA kupfuura PE pombi uye PP PPIPE, kune akawanda marudzi, kuita kwakanakisa, kushandiswa kwakakura, kutora chinzvimbo chakakosha mumusika.Pakupera kwa1999, pakanga paine anopfuura mazana maviri epurasitiki ekugadzira pombi mitsetse muChina, iyo yaitengeswa kunze kwenyika yaisvika 15%.Kugona kwekugadzira kwemhando dzakasiyana dzepombi dzepurasitiki munyika yedu muna 1999 dzaipfuura 1.65 miriyoni matani / gore, iyo chaiyo yakabuda yeanenge 1,000,000 matani, ayo UPVC mapaipi akaverengera anopfuura 50%.

Nekufamba kwemakore, munyika PVC musika application, musika wezvivakwa zvekuvaka ndiyo yakakura, uye inokurumidza kuwedzera kumhanya.Mumakore achangopfuura, zvigadzirwa zvekuAmerica zvekuvaka zvakaverengera 60% yezvese zvigadzirwa, 62% muWestern Europe, 50% muJapan, asi isingasviki 30% munyika yedu, ine nzvimbo huru yekusimuka.Muzvigadzirwa zvezvinhu zvekuvaka, uye kunyanya kune pombi uye chimiro, kusanganisira kuvaka nekudzika pombi yemvura, pombi yekudiridza yekurima, pombi yegesi, pombi yemafuta asina kuchena uye zvichingodaro.

Kugadzirwa uye kushandiswa kwepombi yeUPVC munyika yedu kunotanga kukurumidza kusimudzira munguva yeChipfumbamwe-Makore mashanu Chirongwa, icho chinonyanya kubatsirwa nerutsigiro rwakasimba rwehurumende uye kunzwisisa kwenharaunda kweUPVC pombi zvinhu.

Parizvino, kushandiswa kwepurasitiki chubhu munyika yedu kwakakura zvakanyanya kwete muhuwandu chete asiwo mumhando uye zvakatemwa.Semuenzaniso, UPVC pombi yasvika kupfuura makumi mapfumbamwe muzana mukushandiswa kwemvura mune mamwe maguta, uye mazhinji eUPVC pombi mabhizinesi ane mabhenefiti akanaka kwazvo mumakore achangopfuura.

Munguva yeGumi-Makore-Makore eChirongwa, kusimudzirwa nekushandiswa kwepombi dzepurasitiki dzainyanya UPVC nePE plastiki pombi, uye mamwe mapaipi epurasitiki matsva akagadzirwa zvine simba.Pakazosvika 2005, mumabasa matsva ekuvaka, kuvakazve nekuwedzera munyika yose, 50% yepombi dzemvura yekuvaka dzichatora pombi dzepurasitiki, 20% yepombi dzemvura dzomumaguta dzichatora pombi dzepurasitiki, 60% yemvura yekuvaka, mvura inopisa uye pombi dzinopisa. tora mapaipi epurasitiki, 50% yepombi dzemvura yemumaguta (Dn400 kana pasi) ichatora pombi dzepurasitiki, 60% yepombi dzemvura yemumusha dzinotora pombi dzepurasitiki, pombi yegesi yemuguta (yepakati uye yakaderera pombi) 50% inoshandisa pombi yepurasitiki, kuvaka. wire threading sleeve 80% shandisa plastiki pombi.Zvinotarisirwa kuti kudiwa kwepombi dzepurasitiki muna 2005 kuchava matani anopfuura mamiriyoni maviri, mazhinji acho ari mapaipi ePVC.

Munyika dzakabudirira, kushandiswa kwepombi yePVC kunowanzoita 70-80% yemusika wepombi pombi, asi Chinese PVC pombi inongotora 50% yehuwandu hwepombi yepurasitiki, mukana wekusimudzira wePVC pombi munyika yedu. hombe kwazvo.Kushandiswa kwepombi dzePVC munyika dzakabudirira ndeiyi: pombi yemvura inokwana 33%, pombi yesuweji inosvika 22.3%, pombi yesuweji inosvika 15.7%, pombi yekudiridza inosvika 5.2%, pombi yegesi inosvika 0.8%, mamwe pombi nhoroondo 22.7%.Pakati pavo, chiyero chekushandisa chepombi fittings uye pombi inenge 1: 8.

Mumusika wekuvaka, kune marudzi maviri ePVC pombi anoshandiswa: imwe inopikisa pombi, uye imwe isiri-pressure pombi.Pombi yesimbi yekukanda uye pombi yemhangura yaishandiswa kare sezvimisikidzo zvinodzivirira zvekuvaka, kwete kungoora zvakakomba, asi zvinodawo kugara uchigadzirisa uye kutsiva, mutengo wakakwira.Zvivakwa zvekune dzimwe nyika zvino zvave kushandiswa zvakanyanya kumanikidza mvura pombi, pombi yemvura inopisa inonyanya kushandisa pombi yePVC.Diki-caliber PVC pombi (UPVC pombi, CPVC pombi) ine zvakanakira yakaderera mutengo, ngura kuramba, uye haidi kugara uchigadzirisa uye kutsiva.Uye hombe dhayamita PVC kumanikidza pombi (dhayamita mu100-900mm) pachinzvimbo chesimbi pombi yakakandwa, simbisa pombi diki yematope, hurongwa hwekupa mvura hune mvura yakanaka, kusadzivirirwa, huremu hwakaderera.Kuchengetedza magetsi, kunaka kwemvura.Iyo PVC core layer foam isiri-pressure pombi sepombi yemukati mesuweji uye pombi yemvura inonaya, inogona kugadzirisa dambudziko reruzha rwepombi yemukati yetsvina.Public engineering sewage pombi inotora isiri-kudzvanywa PVC pombi, corrosion resistance, kwete nehydrogen sulfide erosion, hupenyu hurefu hwebasa, huremu huremu, mutengo wakaderera wekuisa, nyore kubatanidza uye chisimbiso, hazvisi nyore kuputsika.

Uye zvakare, pombi yekuvaka yewaya uye yepasi pevhu tambo pombi ndeimwe PVC pombi musika, yazvino mhando dzemumba dzakatwasuka pombi yekuwedzera, kaviri madziro pombi uye imwechete madziro mabhero.

Pombi yekurima ndiyo imwe nzvimbo yakafara yePVC application.Nyika yedu ndeyenyika isina zviwanikwa zvemvura, pari zvino, minda mizhinji munyika yedu ichiri kushandisa ivhu irrigation, uye kutambisa mvura kwakanyanya.Nekuda kwekushaikwa kwemvura, ivhu rakawanda rinorimika harina kunyatsodiridzwa uye goho rakaderera.Uye nePVC pombi kudiridza, inogona kuchengetedza anenge 50% mvura.Kushandiswa kwePVC yakatarwa kana semi-fixed irrigation system kudyara, kwete chete kuchengetedza mvura, asiwo kunatsiridza goho, midziyo ngura uye zvimwe zvakanakira, kuchengetedza zvakanyanya mutengo wekudiridza uye kupfapfaidza zvivako.Parizvino, hapana dunhu rakakwana rekudiridza pombi yakaoma munyika yedu, nzvimbo zhinji dzenyika dzichiri kushaya kunzwisisa kwekudiridza kwepombi, saka, kuwedzera kushambadza uye kusimudzirwa kwekudiridza kwePVC pombi mumaruwa, kugona kwayo kwakakura kwazvo. .

3. Mamwe mapaipi ePVC anowanzoshandiswa muChina

UPVC chubhu: Chishandiso chikuru cheUPVC chubhu ndiyo indasitiri yekuvaka.Parizvino, inoshandiswa zvakanyanya mupombi yepombi yepombi yemvura uye pombi dzemvura dzekugara mumatunhu ese nemaguta munyika yose, uye inonyanya kushandiswa muindasitiri yekuvaka sepombi dzemvura, pombi dzemvura uye pombi dzinopinza.UPVC chubhu ine kemikari corrosion resistance, inodzima-kudzima uye inodzimisa moto, yakanaka kumisa kumira, yakatsetseka madziro emukati, kuita kwakanaka kwemagetsi, asi UPVC chubhu kuoma kwakaderera, mutsara wekuwedzera coefficient yakakura, nhete tembiricha.Kuenzaniswa nepipe yesimbi yakakandwa, kugadzirwa uye kushandiswa kwepombi yeUPVC kunogona kuchengetedza 55-68% yesimba, uye zvichienzaniswa nenyere yakabatiswa, kugadzirwa uye kushandiswa kweUPVC pombi yekupa mvura inogona kuchengetedza 62-75% yesimba, uye mutengo pa. Kureba kwechikamu chechimiro chakafanana ihafu chete yepombi yakabatiswa, uye mutengo wekuisa wakaderera ne70% pane pombi yakabatiswa.Kushandisa 1 tani yeUPVC pombi yekupa mvura inogona kutsiva matani gumi nemaviri epombi yesimbi yakakandwa.Imwe tani yeUPVC mabhero inogona kuchengetedza matani makumi maviri neshanu esimbi.

Core layer foam chubhu: Core layer foam chubhu imhando nyowani yechubhu ine mukati nekunze machira anogadzirwa neatatu-layer co-extrusion process, yakafanana neyakajairika UPVC chubhu.Pakati pane furo rakadzika rine hukama hwe 0.7-0.9.Iyo annular rigidity ndeye 8 zvakapetwa neiyo yakajairwa UPVC chubhu, uye ine kugadzikana kwakanaka uye kudzivirira kupisa kana tembiricha yachinja.Zvimwe zvakakodzera kune yakakwirira-inokwira kuvaka drainage system.

Kuenzaniswa neyakasimba madziro chubhu, foam core layer chubhu inogona kuchengetedza inodarika 25% yezvigadzirwa, uye iyo yemukati yekumanikidza madziro kugona inovandudzwa zvakanyanya.Mukati memadziro emukati meiyo core layer foam silencer chubhu ine nhamba ye convex helical mitsara, mvura padivi pemadziro emukati echubhu yemahara inoramba ichiyerera inoyerera, ichigadzira mbiru yemhepo pakati pepombi yekudonhedza, kuitira kuti dzvinyiriro ipinde. pombi inoderedzwa ne10%, huwandu hwese hunowedzera ka10, kutama kunowedzera ka6, ruzha rwakaderera 30-40db pane yakajairika UPVC drain pipe.

PVC radial yakasimbiswa pombi: Kugadzirwa kwepombi iyi uchishandisa yakakosha mold uye yekuumba yekutevera mudziyo, imhando yeinorema dhayamita super yakasimbisa mhete yegirazi pombi.Iyo inoratidzirwa nekusimbisa radial pamadziro ekunze kwepombi, iyo inogona kuvandudza zvakanyanya kuoma uye kumanikidza simba remhete yepombi.Iyo inonyanya kukodzera kudhiraivha mumanisipala engineering.

Mabhero emadziro maviri: mabhero ane madziro maviri anogadzirwa nekuburitsa machubhu maviri akadzika panguva imwe chete uye wozorovera chubhu yekunze yemabhero pachubhu yemhangura ine madziro emukati akatsetseka.Iine madziro akatsetseka emukati uye madziro ekunze ane marata, huremu huremu uye simba rakakwirira, zvichienzaniswa neyakajairwa UPVC chubhu inogona kuchengetedza 40-60% yezvinhu zvakabikwa, zvinonyanya kushandiswa kutaurirana tambo pombi, pombi yekupedza yekuvaka uye pombi yemvura yekurima.

PVC nguva-kuburikidza nekusimbisa pombi: nemukati uye kunze maviri akaturikidzana epurasitiki extrusion molding, sandwiched with synthetic fiber, yakanaka kuchinjika, inogona kukotama.PVC transparent pombi ine yakanaka acid kuramba, alkali kuramba, mafuta kuramba, kuchembera kuramba, inogona kutsiva rabha pombi, uye mutengo wakachipa.Inoshandiswa zvakanyanya munitrogen, okisijeni, kabhoni monoxide uye mamwe magasi nemvura, dilute alkali, mafuta uye zvimwe zvinwiwa zvekufambisa, zvakare inogona kushandiswa semvura hita, sprayer, gasi cooker conduit.

CPVC pombi: CPVC pombi imhando yepombi yepurasitiki ine yakanaka inodzivirira kupisa, iyo inogadziriswa ne chlorinated polyvinyl chloride ine zvinopfuura 66% chlorine zvirimo.Iyo tembiricha inodzivirira kupisa yeCPVC pombi inodarika 30 ℃ yakakwirira kupfuura iyo yeUPVC pombi, uye kugadzikana kwedimensional kunovandudzwa, uye mutsara wekuwedzera coefficient wakadzikira.CPVC chubhu ine yakanakisa kupisa kupisa, kuchembera kuramba, kemikari kusaonda, hapana deformation mumvura iri kufashaira, inogona kushandiswa pamvura inopisa, corrosion resistant fluid uye gasi kufambisa.