PVC vs Plastics: Menene Bambancin Gaskiya?

Idan kun taɓa bincika 'PVC vs. filastik,' tabbas kun sami amsa iri ɗaya a ko'ina: PVC filastik ce . Gaskiyar tambaya ba shine 'wanne ne mafi kyau' ba - wanne robobi ne ya dace don aikace-aikacenku. Ga injiniyoyi, manajojin saye, da masu rarrabawa waɗanda ke ƙayyadaddun bututu, kayan aiki, da bawuloli, zabar PVC lokacin da kuke buƙatar ainihin CPVC, PPH, ko PVDF na iya nufin gazawar da ba ta daɗe ba ko tsarin da kawai ba zai iya ɗaukar zafin jiki ba. Wannan jagorar tana kwatanta PVC da sauran kayan bututun da kuke iya kimantawa, kuma yana ba ku tsari mai amfani don zaɓar wanda ya dace.

Shin PVC Nau'in Filastik ne?

Ee. Polyvinyl chloride (PVC) yana ɗaya daga cikin robobi da aka fi samarwa a duniya, tare da polyethylene (PE), polypropylene (PP), da polystyrene (PS). Abin da ke sanya PVC baya da sinadarai shine abun ciki na chlorine - kusan kashi 57 cikin nauyi - wanda ke ba shi kaddarorin da manyan robobi na hydrocarbon kamar PE da PP ba su da: tsayin daka, mafi kyawun juriya na wuta, da juriya mai ƙarfi ga acid, alkalis, da salts.

Wannan kashin bayan chlorine kuma shine abin da ke sa PVC sauƙin gyara. Ƙara chlorination mai zafi kuma za ku sami CPVC, wanda aka kimanta don yanayin zafi mai yawa. Ƙara robobi kuma kuna samun PVC mai sassauƙa da ake amfani da su a cikin tubing da kebul na kebul. Wannan juzu'i babban ɓangare ne na dalilin da ya sa PVC ya kasance babban abu don matsa lamba da bututun magudanar ruwa a duniya.

PVC vs Common Plastics — Key Property Kwatancen

PVC vs PE (Polyethylene)

PE shine filastik da aka fi samarwa a duniya, wanda aka kimanta don sassauci, juriya mai tasiri, da kusan juriya ga ruwa da iskar gas. Idan aka kwatanta da PVC, PE yana da ƙananan rigidity da ƙarfin injiniya, amma mafi girma ductility - yana lanƙwasa kuma yana ɗaukar girgiza maimakon fatattaka. PE kuma yana jure yanayin zafin aiki mai faɗi a wasu maki (kamar PE100 da ake amfani da shi a cikin bututun HDPE), amma ba yawanci ana ƙididdige shi don azuzuwan matsin lamba waɗanda ke ɗaukar PVC mai ƙarfi a kauri mai kama da bango.

PVC vs. PP (Polypropylene)

PP yana zaune a tsakanin PVC da PE a cikin rigidity amma yana jan gaba a kan zafi da juriya na sinadarai - musamman a kan karfi da acid da tushe, wanda shine dalilin da ya sa PP (da ƙarfafa PPH, homopolymer polypropylene) yana nunawa sau da yawa a cikin sarrafa sinadarai da maganin ruwa. PP ya fi PVC haske kuma yana tsayayya da babban kewayon kaushi, amma yana da ƙananan ƙimar matsa lamba na dogon lokaci don rarraba ruwan sanyi fiye da bututun PVC.

PVC vs. CPVC (Chlorinated PVC)

Wannan shine kwatancen da ya fi dacewa ga masu siyan bututun. CPVC yana farawa azaman resin PVC amma yana tafiya ta hanyar ƙarin tsari na chlorination wanda ke ɗaga zafin zafinsa mai mahimmanci - wanda aka ƙididdige shi don ci gaba da amfani har zuwa kusan 200 ° F (93 ° C), a kusan 140 ° F (60 ° C) don daidaitaccen PVC. CPVC ya fi tsada kuma yana da ɗan raguwa, amma shine daidaitaccen zaɓi a ko'ina ruwan zafi ko jigilar ruwa mai lalata yana ƙa'idodin PVC na yau da kullun.

Kwatancen dukiya mai sauri

Abubuwan Bututun Filastik Kwatanta: PVC, CPVC, PPH, PE, PVDF, PFA

Da zarar ka matsa daga 'menene PVC' zuwa ' abin da bututu abu na zahiri bukata,' biyu karin kayan shigar da hoto a high-yi karshen: PVDF, rated for ci gaba da sabis da kyau sama da 140 ° C tare da karfi juriya zuwa UV da oxidizers, da PFA, saman kewayon a sama 200 ° C - duka biyu amfani a semiconductor tsarin ko da corross na ruwa sosai masana'antu, da kuma canja wurin ruwa sosai tsarin. leaching ba a yarda.

Matsakaicin Matsakaicin & Matsayin Kaurin bango

Saboda sau da yawa masu saye suna buƙatar daidaita tsarin da aka ƙera zuwa lambobin yanki daban-daban, ana kera bututun filastik da kayan aiki zuwa ma'auni masu kama da juna da yawa:

• DIN (PN10 / PN16) - Rarraba matsa lamba na Turai na gama gari, ana amfani da shi sosai don PVC, CPVC, da kayan aikin PE.

• ASTM (Jadawalin 40 / Jadawalin 80) - ma'auni a Arewacin Amurka, ma'anar kaurin bango da ƙimar matsa lamba don PVC da bututun CPVC da kayan aiki.

• JIS - Matsayin Masana'antu na Jafananci da ake amfani da su a yawancin Asiya.

Daidaita bututu, kayan aiki, da bawuloli zuwa ma'auni ɗaya yana da mahimmanci - haɗa kayan aikin DIN tare da bututun ASTM (ko akasin haka) yana ɗaya daga cikin kurakuran ƙayyadaddun na yau da kullun kuma masu tsada a cikin ayyukan bututun filastik.

Takamaiman Jagorar Aikace-aikace: Wanne Bututun Filastik Yayi Daidai da Ayyukanku?

Farashin & Rayuwa: Shin PVC Ya cancanci Zuba Jari?

PVC gabaɗaya yana da arha fiye da PP, PVDF, ko PFA, kuma kaɗan ne kawai fiye da kayayyaki PE - kuma tare da rayuwar sabis na shekaru 50+ da ƙarancin kulawa, jimlar farashin rayuwar rayuwar ta sau da yawa ta doke mafi arha zaɓi akan shiryayye. Wannan ya ce, da zarar aikace-aikacen yana buƙatar gaske CPVC, PPH, PVDF, ko PFA (zafi mai zafi, sinadarai masu tsanani, buƙatun tsafta), 'mai rahusa' ba kwatankwacin darajar yin ba - tambayar da ta dace ta zama wace kayan sana'a na musamman ke ba da aikin da ake bukata a mafi ƙanƙancin farashi.

Yadda Ake Zaɓan Abubuwan Da Ya Kamata - Lissafin Binciken Mai Siye

Kafin tantance bututu, dacewa, ko kayan bawul, bi ta waɗannan tambayoyin:

1. Menene kewayon zafin aiki? Wannan kadai ya keɓe kayan da yawa nan da nan (misali, daidaitaccen PVC don layin ruwan zafi).

2. Wane ruwa ko sinadari tsarin zai ɗauka? Daidaita sigogin dacewa da sinadarai zuwa takamaiman kafofin watsa labaru naku, ba kawai 'acid' ko 'tushe' a cikin sharuddan gabaɗaya ba.

3. Wane matsi ne tsarin ke buƙata? Wannan yana ƙayyade ko kuna buƙatar Jadawalin 40, Jadawalin 80, PN10, ko kaurin bango PN16.

4. Wane ma'auni na yanki ya shafi? DIN, ASTM, da sassan JIS ba su canzawa - tabbatar da wannan kafin yin oda.

5. Shin wannan binne ne, fallasa, ko shigarwa na sama? Bayyanar UV, sunadarai na ƙasa, da haɗarin tasiri duk abubuwan cikin zaɓin abu.

6. Menene jimlar aikin ku da lokacin jagorar ku? Masu masana'anta da ke ba da PVC, CPVC, PPH, PE, PVDF, da PFA a ƙarƙashin rufin ɗaya na iya sauƙaƙa samowa da rage daidaituwa tsakanin masu samarwa da yawa.

PVC bututu, Fitting da Valve Aikace-aikace

PVC ba bututu ba ne kawai - cikakken tsarin bututun PVC kuma ya dogara da kayan aiki da bawuloli masu dacewa. Anan ne kowane bangare ya saba dacewa.

PVC bututu Aikace-aikace

An fi amfani da bututun PVC don:

• Ruwan ruwa

• Magudanar ruwa (DWV)

• Ban ruwa

• Maganin ruwa

• Jirgin ruwa na masana'antu

• Tsari bututu

PVC Fitting Applications

Kayan aiki suna haɗa ayyukan bututu kuma suna canza alkibla, girma, ko tsari. Nau'o'in gama gari sun haɗa da gwiwar hannu, tees, couplings, reducers, adapters, unions, and flanges — ƙera su don dacewa da ma'aunin bututun da za a shigar dasu, yawanci DIN PN10, DIN PN16, ASTM Schedule 40, ASTM Schedule 80, ko JIS.

Aikace-aikacen Valve na PVC

Sarrafa bawuloli ko keɓe kwarara cikin tsarin. Nau'ukan gama gari - bawul ɗin ƙwallon ƙafa, bawul ɗin malam buɗe ido, bawul ɗin duba, bawul ɗin diaphragm, bawul ɗin ƙasa, da bawul ɗin samfur - kowannensu ya dace da buƙatun sarrafa kwarara daban-daban, kuma zaɓin da ya dace ya dogara da matsa lamba, zafin jiki, da daidaituwar ruwa maimakon girman girman-daidai-duk zaɓi.

Abũbuwan amfãni da Ƙimar PVC

Abũbuwan amfãni: kyakkyawan lalata da juriya na sinadarai, nauyi mai sauƙi da sauƙi don shigarwa, ƙarancin kulawa, farashi mai tsada, da kuma rayuwar sabis na shekaru 50+ lokacin da aka ƙayyade daidai.

Iyakoki: rufin zafin jiki na ainihi (~ 60 ° C / 140 ° F), ƙarancin sassauci fiye da PE ko PEX inda ake tsammanin motsi na ƙasa, da daidaituwar sinadarai wanda yakamata a bincika koyaushe akan takamaiman ruwa maimakon ɗauka.

PVC tsoho ne mai ƙarfi don ruwa na gabaɗaya, magudanar ruwa, da bututun masana'antu - amma ba zaɓin da ya dace ta atomatik ga kowane aikin ba.

Me yasa Tushen PVC & Bututun Filastik daga Huasheng Pipe

Yawancin masu samar da bututun suna ɗaukar PVC - kaɗan ne ke ɗaukar cikakken kewayon da ake buƙata don warware aikin haɗaɗɗun kayan aiki ba tare da jujjuya dillalai da yawa ba. Huasheng Pipe yana ƙera PVC da bututun CPVC, kayan aiki, da bawuloli zuwa DIN, ASTM, da ka'idodin JIS, tare da layin samfuran PPH, PE, PVDF, da PFA, tare da bayyanannun PVC da zaɓuɓɓukan PVC masu zafi don ƙwararrun tsarin.

Ko kai mai rarraba kayan saka hannun jari ne daidaitattun kayan aiki na Jadawalin 40/80, dan kwangilar da ke samar da bututun daidaitaccen bututu don aikin Turai, ko masana'anta da ke buƙatar launi na OEM ko keɓancewa, aiki tare da mai siyarwa guda ɗaya a cikin nau'ikan kayan yana yanke lokutan gubar da haɗarin dacewa. Bincika cikakken kewayon samfurin (https://www.huashengpipe.com/products ) ko neman samfurin (https://www.huashengpipe.com/get-sample.html ) don kimanta inganci kafin aiwatar da cikakken tsari.

FAQ

Shin CPVC ya fi PVC don ruwan zafi?
Ee, don aikace-aikacen ruwan zafi. An ƙididdige CPVC don ci gaba da amfani har zuwa kusan 93 ° C (200 ° F), idan aka kwatanta da kusan 60 ° C (140 ° F) don daidaitaccen PVC, yana mai da shi zaɓin da ya dace don rarraba ruwan zafi da yawancin layin ruwan zafi na masana'antu.

Wanne kayan bututun filastik ne ya fi tsayi?
Ingantacciyar shigar PVC da bututun CPVC yawanci suna yin shekaru 50+ a cikin ruwa da aikace-aikacen magudanar ruwa. Don matsanancin yanayi - zafi mai zafi, sinadarai masu haɗari, ko bayyanar UV - PVDF da PFA yawanci suna ba da rayuwar sabis mafi tsayi, kodayake a farashin kayan abu mafi girma.

Zan iya haɗa kayan aikin PVC da CPVC a cikin tsarin iri ɗaya?
A'a. PVC da CPVC suna da ƙimar faɗaɗawar zafi daban-daban kuma ba su dace da sinadarai ba don waldawar ƙarfi. Koyaushe daidaita bututu da kayan aiki zuwa abu iri ɗaya da ma'auni iri ɗaya (DIN, ASTM, ko JIS).

Wanne kayan bututun filastik ne ke da mafi kyawun juriya na sinadarai?
PVDF da PFA suna zaune a saman don juriyar sinadarai, sai PPH, sannan CPVC da PVC. Zaɓin da ya dace ya dogara da takamaiman sinadarai, maida hankali, da zafin jiki da ke ciki - koyaushe bincika taswirar dacewa don ainihin kafofin watsa labarai.

Shin PVC ta dace da bututun ruwa?
Ee. PVC yana ɗaya daga cikin kayan da aka fi amfani da su don samar da ruwan sanyi da tsarin magudanar ruwa, in dai an cika ƙimar matsa lamba, zafin jiki, da buƙatun buƙatun bututun gida.