Bututun PVC mai ƙarfi da kayan aikin bututu shine saurin haɓakawa a yawancin samfuran PVC a cikin ƙasarmu, kuma shine mafi girman amfani da bututun filastik.Bayan tallata bututun PVC a cikin kasarmu a cikin 'yan shekarun nan, musamman goyon bayan manufofin kasa da suka dace, samarwa da kuma amfani da bututun PVC ya sami babban ci gaba.Samar da bututun PVC ya kai fiye da kashi 50% na yawan bututun filastik.Ana amfani da shi sosai a masana'antu da yawa, kamar masana'antu, gine-gine, noma da sauransu.
Ci gaban bututun PVC
1. Amfanin bututun PVC
A cikin samar da guduro na duniya, resin PVC yana da mafi ƙarancin amfani da ethylene da mafi ƙarancin farashin samarwa.Amfani da ethylene a kowace tan na PVC a cikin samar da gida shine ton 0.5314, kuma matsakaicin amfani da ethylene akan ton na polyethylene shine ton 1.042.Yawan amfani da ethylene a kowace tan na guduro PVC a China kusan kashi 50% kasa da na polyethylene.Gas ɗin chlorine mai ɗanɗano da ake amfani da shi wajen samar da PVC wata hanya ce mai mahimmanci don daidaita samar da soda caustic don samar da iskar chlorine.Caustic soda abu ne mai matukar muhimmanci ga tattalin arzikin kasa.Bugu da ƙari, daga ra'ayi na samfurori na filastik, PVC yana da dacewa mai kyau tare da wasu taimako daban-daban, kuma za'a iya ƙara yawan adadin masu arha a cikin samar da bututu, don haka farashin samarwa ya ragu sosai.
Idan aka kwatanta da karfe bututu, PVC bututu samar da cubic mita na PVC da kuma samar da cubic mita na karfe da aluminum lissafin, karfe makamashi amfani ne 316KJ / m3, aluminum makamashi amfani ne 619KJ / m3, PVC makamashi amfani ne 70KJ / m3, wato. , Karfe makamashi amfani ne 4.5 sau na PVC, aluminum makamashi amfani ne 8.8 sau na PVC.Kuma samar da bututun PVC da ake amfani da shi na makamashi ya zama kashi ɗaya bisa uku na bututun ƙarfe iri ɗaya.A lokaci guda, saboda santsi bango na PVC bututu, babu lalata ƙari, high ruwa bayarwa yadda ya dace, domin jiko iya ajiye game da 20% na wutar lantarki.
PVC bututu yana da kyau inji Properties, kuma yana da kyau kwarai lalata juriya, haske nauyi a cikin aiwatar da amfani, dace shigarwa, ba bukatar tabbatarwa, da kuma yin amfani da karfe ga jama'a injiniya magudanar bututu, a kan aiwatar da amfani saboda sauki lalata. dole ne sau da yawa mai rufi da fenti, babban farashin kulawa.Janar gine-gine da ayyukan jama'a tare da bututun ƙarfe game da shekaru 20 suna buƙatar maye gurbinsu, da kuma aikin aiki mai kyau na bututun PVC, rayuwar sabis na tsawon shekaru 50.Saboda haka, PVC bututu ne mai kyau roba samfurin tare da low samar kudin, high ƙarfi da kuma lalata juriya.
Gabaɗaya magana, dangane da najasa, ruwan sharar gida da bututun samun iska, bututun PVC yana adana kusan 16-37% na shigarwa da farashin aiki fiye da bututun ƙarfe.Kudin yin bututun madugu shine 30-33% kasa da amfani da hannun riga na karfe.Ayyukan chlorinated polyvinyl chloride (PVC) bututu a cikin ruwan sanyi da ruwan zafi, idan aka kwatanta da yin amfani da girman girman girman bututun jan ƙarfe na 23-44%.Saboda haka, saboda fa'idodin bututun PVC, ƙasashe suna haɓaka haɓakawa da haɓaka bututun PVC.
2. Samar da amfani da bututun PVC
Tun 80 lokaci, kasar mu ya gabatar daban-daban model na PVC bututu extrusion samar line dubu.A halin yanzu, kasar mu UPVC (hard PVC) bututu da bututu kayan aiki samar da shuke-shuke da fiye da 600, jimlar samar da damar 1.1 miliyan ton / shekara sama, akwai fiye da 30 masana'antun da samar da sikelin na 10,000 ton / shekara, akwai. fiye da 60 masana'antun tare da sikelin 0.5-10,000 ton / shekara, da samar da kayan aiki na UPVC bututu da bututu kayan aiki ne m gane gida samar.
A KASASHEN MU, PVC PIPE ANA KYAUTA da wuri fiye da PE pipe da PP PIPE, akwai nau'o'in iri-iri, kyakkyawan aiki, amfani mai yawa, ɗaukar matsayi mai mahimmanci a kasuwa.Ya zuwa karshen shekarar 1999, akwai layukan samar da bututun filastik sama da 2000 a kasar Sin, wadanda kayayyakin da ake shigo da su daga waje sun kai kusan kashi 15%.Ƙarfin samar da bututun filastik daban-daban a cikin ƙasarmu a cikin 1999 ya kasance fiye da ton miliyan 1.65 / shekara, ainihin abin da aka samu na kusan tan 1,000,000, wanda bututun UPVC ya ɗauki fiye da 50%.
A cikin shekaru, a cikin aikace-aikacen kasuwar PVC ta duniya, kasuwar kayan gini ita ce mafi girma, kuma mafi saurin haɓaka sauri.A cikin 'yan shekarun nan, samfuran kayan gini na Amurka sun kai 60% na samfuran duka, 62% a Yammacin Turai, 50% a Japan, amma ƙasa da 30% a cikin ƙasarmu, tare da babban ɗaki don tashi.A cikin kayayyakin gine-gine, kuma galibi zuwa bututu da bayanan martaba, gami da gina bututun ruwa sama da ƙasa, bututun ban ruwa na aikin gona, bututun iskar gas, bututun ɗanyen mai da sauransu.
Samar da bututun UPVC a kasarmu ya fara samun ci gaba cikin sauri a cikin shirin shekaru biyar na tara, wanda ya fi amfana daga tallafin da gwamnati ke bayarwa da kuma fahimtar al'umma game da kayan bututun na UPVC.
A halin yanzu, aikace-aikacen bututun filastik a cikin ƙasarmu ya haɓaka sosai ba kawai a cikin adadi ba har ma a cikin nau'ikan da ƙayyadaddun bayanai.Misali, bututun UPVC ya kai fiye da 90% a cikin aikace-aikacen magudanar ruwa a wasu biranen, kuma yawancin kamfanonin bututun UPVC suna da fa'ida sosai a cikin 'yan shekarun nan.
A lokacin Tsari na Shekaru Biyar na Goma, haɓakawa da aiwatar da bututun robobi sun kasance galibi UPVC da bututun filastik na PE, kuma an haɓaka wasu sabbin bututun filastik da ƙarfi.A shekara ta 2005, a cikin sabon gine-gine, sake ginawa da fadada ayyukan a fadin kasar, kashi 50% na bututun magudanar ruwa za su dauki bututun filastik, kashi 20% na bututun magudanar ruwa za su dauki bututun filastik, kashi 60% na samar da ruwa, samar da ruwan zafi da bututun dumama. Ɗauki bututun filastik, 50% na bututun samar da ruwa na birni (Dn400 ko ƙasa da haka) za su ɗauki bututun filastik, 60% na bututun samar da ruwan ƙauye za su ɗauki bututun filastik, bututun iskar gas na birni (matsakaici da bututun matsa lamba) 50% amfani da bututun filastik, gini waya threading hannun riga 80% amfani roba bututu.Ana sa ran cewa bukatar bututun robobi a shekarar 2005 zai kai fiye da tan miliyan 2, wanda mafi yawansu bututun PVC ne.
A cikin kasashen da suka ci gaba, yawan amfani da bututun PVC ya kai kashi 70-80% na kasuwar bututun filastik, amma bututun PVC na kasar Sin ya kai kusan kashi 50% na adadin bututun robobi, karfin bunkasuwar bututun PVC a kasarmu. babba sosai.Yawan amfani da bututun PVC a kasashen da suka ci gaba shine kamar haka: bututun samar da ruwa ya kai kashi 33%, bututun magudanar ruwa ya kai kashi 22.3%, bututun najasa ya kai kashi 15.7%, bututun ban ruwa ya kai kashi 5.2%, bututun iskar gas ya kai 0.8%, sauran su. ya kai kashi 22.7 bisa dari.Daga cikin su, yawan amfani da kayan aikin bututu da bututu yana kusan 1: 8.
A cikin kasuwar gine-gine, ana amfani da bututun PVC nau'i biyu: ɗaya bututun da ke jure matsi, ɗayan kuma bututun mara ƙarfi.Bututun ƙarfe da bututun jan ƙarfe da aka yi amfani da su a baya azaman kayan gini mai jure matsin lamba, ba kawai lalatawar gaske ba, har ma suna buƙatar kulawa akai-akai da sauyawa, tsada mai tsada.Gine-ginen waje yanzu ana amfani da bututun ruwa mai matsa lamba, bututun samar da ruwan zafi galibi yana amfani da bututun PVC.Ƙananan bututun PVC (bututun UPVC, bututun CPVC) yana da fa'idodin ƙarancin farashi, juriya na lalata, kuma baya buƙatar kulawa akai-akai da sauyawa.Kuma babban diamita na PVC bututu (diamita a cikin 100-900mm) maimakon simintin ƙarfe na ƙarfe, haɓaka ƙananan bututun laka, tsarin samar da ruwa yana da ruwa mai kyau, juriya na lalata, ƙarancin nauyi.Ajiye wutar lantarki, ingancin ruwa mai kyau.A PVC core Layer kumfa mara matsi bututu kamar na cikin gida magudanar bututu da ruwan sama tsarin bututu, iya warware amo matsalar na cikin gida majallar bututu.Bututun injin injiniya na jama'a yana ɗaukar bututun PVC mara ƙarfi, juriya na lalata, ba ta lalatawar hydrogen sulfide ba, rayuwar sabis mai tsayi, nauyi mai sauƙi, ƙarancin shigarwa, sauƙin haɗawa da hatimi, ba sauƙin karya ba.
Bugu da kari, ginin bututun waya da bututun kebul na karkashin kasa wata kasuwar bututun PVC ce, nau'in gida na yanzu shine bututun fadada kai tsaye, bututun bango biyu da bututun bango guda daya.
Bututun noma wani faffadan fage ne na aikace-aikacen PVC.Kasarmu ta kasance kasa ce da ba ta da albarkatun ruwa, a halin yanzu, mafi yawan filayen noma a kasarmu har yanzu suna amfani da noman kasa, kuma sharar ruwa tana da matukar tsanani.Sakamakon rashin ruwa, yawancin filayen noma ba su da ruwa sosai kuma amfanin gona ya yi ƙasa.Kuma tare da ban ruwa na bututu na PVC, zai iya adana kusan 50% ruwa.Amfani da PVC gyarawa ko Semi-kafaffen ban ruwa tsarin dasa, ba kawai ajiye ruwa, amma kuma inganta yawan amfanin ƙasa, kayan aiki lalata da sauran abũbuwan amfãni, ƙwarai ajiye kudin ban ruwa da kuma spraying wurare.A halin yanzu, babu cikakken gundumomi na ban ruwa mai ƙarfi a cikin ƙasarmu, yawancin yankunan ƙasar har yanzu ba su da tushe na asali game da aikin noman bututu, don haka, ƙara tallatawa da haɓaka aikin noman bututun PVC a yankunan karkara, ƙarfinsa yana da yawa sosai. .
3. Wasu bututun PVC da aka fi amfani da su a kasar Sin
UPVC tube: Babban aikace-aikacen bututun UPVC shine masana'antar gini.A halin yanzu, ana amfani da shi sosai a tsarin bututun ruwan famfo da bututun ruwa na zama a dukkan larduna da biranen kasar, kuma ana amfani da shi a masana'antar gine-gine a matsayin bututun magudanar ruwa, bututun ruwan sama da bututun zaren zare.Bututun UPVC yana da juriya na lalata sinadarai, kashe kai da ƙin wuta, juriya mai kyau, bangon ciki mai santsi, aikin lantarki mai kyau, amma ƙarfin bututun UPVC yana da ƙasa, ƙimar faɗaɗa madaidaiciya babba, kunkuntar kewayon zazzabi.Idan aka kwatanta da bututun ƙarfe na ƙarfe, samarwa da amfani da bututun UPVC zai iya adana 55-68% na makamashi, kuma idan aka kwatanta da bututun galvanized, samarwa da amfani da bututun ruwa na UPVC zai iya adana 62-75% na makamashi, da farashin kowane. Rukunin tsawon guda ɗaya kawai shine rabin ɗan itacen galvanized, da farashin shigarwa shine 70% fiye da bututun galvanized.Yin amfani da tan 1 na bututun ruwa na UPVC zai iya maye gurbin tan 12 na bututun ƙarfe.Ton daya na UPVC bellows na iya ajiye tan 25 na karfe.
Core Layer kumfa tube: Core Layer kumfa tube sabon nau'in bututu ne tare da yadudduka na ciki da na waje waɗanda aka samar ta hanyar haɗin gwiwa mai Layer uku, wanda yake daidai da bututun UPVC na yau da kullun.A cikin tsakiyar akwai ƙananan kumfa mai laushi tare da ƙarancin dangi na 0.7-0.9.Its annular rigidity ne 8 sau na talakawa UPVC tube, kuma yana da kyau kwanciyar hankali da zafi rufi lokacin da zazzabi canje-canje.Mafi dacewa da tsarin magudanar ruwa mai tsayin gini.
Idan aka kwatanta da ƙaƙƙarfan bututun bango, kumfa core Layer tube na iya adana fiye da 25% na albarkatun ƙasa, kuma ƙarfin matsawa bangon ciki yana inganta sosai.A ciki bango na core Layer kumfa silencer tube da dama convex helical Lines, ruwa tare da ciki bango na tube free m karkace kwarara, forming wani shafi na iska a tsakiyar magudanar bututu, sabõda haka, matsa lamba a cikin. An rage bututu da kashi 10%, ƙarfin gabaɗaya yana ƙaruwa sau 10, ƙaura yana ƙaruwa sau 6, amo yana 30-40db ƙasa da bututun magudanar ruwa na UPVC na yau da kullun.
PVC radial ƙarfafa bututu: Samar da wannan bututu ta amfani da musamman mold da gyare-gyaren na'urar biyo baya, wani nau'i ne mai nauyi diamita super ƙarfafa zobe gilashin hatsi bututu.Ana nuna shi ta hanyar ƙarfafa radial a kan bangon waje na bututu, wanda zai iya inganta haɓaka da ƙarfi da ƙarfi na zoben bututu.Ya dace musamman don magudanar ruwa a aikin injiniya na birni.
Ƙaƙwalwar bango biyu: Ƙaƙwalwar bango biyu ana yin ta ta hanyar fitar da bututun mai daɗaɗɗa biyu a lokaci guda sannan a yi walda bututun ɓangarorin waje a kan bututun tagulla tare da bangon ciki mai santsi.Tare da santsi na ciki bango da corrugated m bango, haske nauyi da kuma high ƙarfi, idan aka kwatanta da talakawa UPVC tube iya ajiye 40-60% na albarkatun kasa, yafi amfani da sadarwa na USB bututu, yi shaye bututu da noma magudanun ruwa bututu.
Lokacin PVC ta hanyar ƙarfafa bututu: ta ciki da waje biyu yadudduka na filastik extrusion gyare-gyare, sandwiched tare da roba fiber, mai kyau sassauci, za a iya lankwasa.PVC m bututu yana da kyau acid juriya, alkali juriya, mai juriya, tsufa juriya, iya maye gurbin roba bututu, kuma farashin ne cheap.Ana amfani da shi sosai a cikin nitrogen, oxygen, carbon monoxide da sauran iskar gas da ruwa, dilute alkali, mai da sauran abubuwan sufuri, kuma ana iya amfani da su azaman hita ruwa, mai fesa, magudanar tukunyar gas.
CPVC bututu: CPVC bututu wani nau'in bututu ne na filastik tare da kyakkyawan juriya na zafi, wanda ake sarrafa shi ta hanyar chlorinated polyvinyl chloride tare da abun ciki na chlorine fiye da 66%.The zafi resistant zafin jiki na CPVC bututu ne fiye da 30 ℃ fiye da na UPVC bututu, da girma da kwanciyar hankali da aka inganta, da kuma mikakke fadada coefficient aka rage.CPVC bututu yana da kyakkyawan juriya na zafi, juriya na tsufa, juriyar lalata sinadarai, babu nakasu a cikin ruwan zãfi, ana iya amfani da shi don ruwan zafi, ruwa mai juriya da iskar gas.
Lokacin aikawa: Dec-29-2022