ngwa

Ọkpụkpọ ọkpọkọ siri ike na ọkpọkọ ọkpọkọ bụ ihe na-eto ngwa ngwa n'ọtụtụ ngwaahịa PVC na mba anyị, ma bụrụkwa ụdị ọkpọkọ plastik kacha eri.Mgbe mgbasa ozi na nkwalite nke ọkpọkọ PVC na mba anyị n'afọ ndị na-adịbeghị anya, karịsịa nkwado nke iwu mba dị mkpa, mmepụta na ntinye nke ọkpọkọ PVC emeela nnukwu mmepe.Nmepụta nke ọkpọkọ PVC abụrụla ihe karịrị 50% nke ngụkọta nke ọkpọkọ plastik.A na-eji ya eme ihe n'ọtụtụ ụlọ ọrụ, dịka ụlọ ọrụ, ihe owuwu, ọrụ ugbo na ihe ndị ọzọ.

Mmepe nke ọkpọkọ PVC

1. Uru nke ọkpọkọ PVC

N'ime mmepụta resin zuru ụwa ọnụ, resin PVC nwere oriri ethylene kachasị dị ala na ọnụ ahịa mmepụta kacha ala.Ihe oriri ethylene kwa ton nke PVC na mmepụta ụlọ bụ tọn 0.5314, na nkezi ethylene oriri kwa ton nke polyethylene bụ 1.042 tọn.Oriri ethylene kwa ton nke resin PVC na China bụ ihe dịka 50% na-erughị nke polyethylene.Igwe ikuku chlorine nke akụrụngwa eji emeputa PVC bụ ụzọ dị mkpa iji dozie mmepụta nke soda caustic iji mepụta gas chlorine.Caustic soda bụ ihe dị ezigbo mkpa akụrụngwa dị mkpa maka akụ na ụba mba.Tụkwasị na nke ahụ, site n'echiche nke ngwaahịa plastik, PVC nwere nkwekọrịta dị mma na ihe enyemaka dị iche iche, na ọnụ ọgụgụ buru ibu nke ọnụ ala dị ọnụ ala nwere ike ịgbakwunye na mmepụta nke ọkpọkọ, nke mere na ọnụ ahịa mmepụta na-ebelata nke ukwuu.

Tụnyere ọkpọkọ ígwè, PVC pipe mmepụta kwa cubic mita nke PVC na mmepụta kwa cubic mita nke ígwè na aluminum ngụkọta oge, ígwè ike oriri bụ 316KJ / m3, aluminum ike oriri bụ 619KJ / m3, PVC ike oriri bụ 70KJ / m3, ya bụ. , ígwè ike oriri bụ 4.5 ugboro PVC, aluminum ike oriri bụ 8.8 ugboro PVC.Na mmepụta nke PVC ọkpọkọ nhazi ike oriri bụ nanị otu ụzọ n'ụzọ atọ nke otu caliber metal ọkpọkọ.N'otu oge ahụ, n'ihi mgbidi dị mma nke ọkpọkọ PVC, ọ dịghị ụbụrụ corrosion, mmepụta mmiri dị elu, n'ihi na infusion nwere ike ịzọpụta ihe dịka 20% nke ọkụ eletrik.

PVC ọkpọkọ nwere ezigbo n'ibu Njirimara, na nwere magburu onwe corrosion eguzogide, ìhè arọ na usoro nke ojiji, adaba echichi, adịghị mkpa mmezi, na ojiji nke ígwè maka ọha engineering ọwa mmiri ọkpọkọ, na usoro nke ojiji n'ihi mfe corrosion, ga-ejikarị agba agba, ọnụ ahịa nlekọta dị elu.General ewu na ọha na-arụ ọrụ na metal ọkpọkọ banyere 20 afọ mkpa ka dochie, na ọrụ nke ezi nhazi nke PVC ọkpọkọ, ọrụ ndụ dị ka ogologo 50 afọ.Ya mere, ọkpọkọ PVC bụ ezigbo ngwaahịa rọba na ọnụ ahịa mmepụta dị ala, ike dị elu na nguzogide corrosion.

N'ikwu okwu n'ozuzu, n'ihe gbasara nsị, mmiri mkpofu na ikuku ventilashion, ọkpọkọ PVC na-echekwa banyere 16-37% nke ntinye na ụgwọ ọrụ karịa nkedo ígwè.Ọnụ ego nke ịmepụta tube onye na-eduzi bụ 30-33% na-erughị iji aka igwe na-eduzi ígwè.Omume nke ọkpọkọ chlorinated polyvinyl chloride (PVC) na mmiri oyi na mmiri ọkụ, ma e jiri ya tụnyere iji otu nha ọla kọpa echekwa ego nke 23-44%.Ya mere, n'ihi uru nke ọkpọkọ PVC, mba na-arụsi ọrụ ike na-emepe emepe ma na-akwalite ọkpọkọ PVC.

2. Mmepụta na oriri nke ọkpọkọ PVC

Ebe ọ bụ na 80 oge, mba anyị ewebata dị iche iche ụdị nke PVC ọkpọkọ extrusion mmepụta akara puku.Ka ọ dị ugbu a, mba anyị UPVC (ike PVC) ọkpọkọ na ọkpọkọ mmepụta osisi nwere ihe karịrị 600, ngụkọta mmepụta ikike nke 1.1 nde tọn / afọ n'elu, e nwere ihe karịrị 30 emepụta na mmepụta ọnụ ọgụgụ nke 10,000 tọn / afọ, e nwere. ihe karịrị 60 emepụta na ọnụ ọgụgụ nke 0.5-10,000 ton / afọ, na mmepụta ngwá ọrụ nke UPVC ọkpọkọ na ọkpọkọ oyiyi akwa bụ ihu ọma ghọtara n'ụlọ emepụta.

N'obodo anyị, PVC PIPE na-amalite n'oge karịa PE pipe na PP PIPE, e nwere ọtụtụ ụdị dị iche iche, arụmọrụ magburu onwe ya, ojiji zuru oke, na-eburu ọnọdụ dị mkpa n'ahịa.Ka ọ na-erule ngwụsị nke 1999, e nwere ihe karịrị 2000 plastic ọkpọkọ mmepụta ahịrị na China, nke ngwá ọrụ ebubata ruru ihe dị ka 15%.Ike mmepụta nke ọkpọkọ plastik dị iche iche na mba anyị na 1999 bụ ihe karịrị 1.65 nde tọn / afọ, n'ezie mmepụta nke ihe dị ka tọn 1,000,000, nke UPVC ọkpọkọ ruru ihe karịrị 50%.

N'ime afọ ndị gafeworonụ, na ngwa ahịa ahịa PVC ụwa, ahịa ihe ụlọ bụ nke kachasị ukwuu, yana ọsọ na-abawanye ngwa ngwa.N'ime afọ ndị na-adịbeghị anya, ngwaahịa ihe owuwu ụlọ America nwere 60% nke ngwaahịa ya dum, 62% na Western Europe, 50% na Japan, ma ihe na-erughị 30% na mba anyị, nwere nnukwu ọnụ ụlọ maka ịrị elu.Na ngwaahịa ihe owuwu ụlọ, na tumadi na ọkpọkọ na profaịlụ, gụnyere iwulite ọkpọkọ mmiri na ala, ọkpọkọ ịgba mmiri, ọkpọkọ gas, ọkpọkọ mmanụ na ihe ndị ọzọ.

Mmepụta na ngwa nke ọkpọkọ UPVC na mba anyị na-amalite inwe mmepe ngwa ngwa n'oge atụmatụ afọ ise nke itoolu, nke na-eritekarị uru site na nkwado siri ike nke gọọmentị na nghọta ọha mmadụ banyere ihe ọkpọkọ UPVC.

Ka ọ dị ugbu a, ntinye nke tube plastik na mba anyị etolitela nke ukwuu ọ bụghị naanị n'ọtụtụ kamakwa n'ụdị na nkọwapụta.Dịka ọmụmaatụ, ọkpọkọ UPVC eruola ihe karịrị 90% na ntinye nke drainage na obodo ụfọdụ, na ọtụtụ ụlọ ọrụ ọkpọkọ UPVC nwere ezigbo uru na afọ ndị na-adịbeghị anya.

N'ime oge atụmatụ afọ ise nke iri, nkwalite na ntinye nke ọkpọkọ rọba bụ tumadi UPVC na ọkpọkọ plastik PE, na ọkpọkọ rọba ọhụrụ ndị ọzọ na-arụsi ọrụ ike.Ka ọ na-erule 2005, n'ime ihe owuwu ọhụrụ, nrụzigharị na mgbasawanye nke mba, 50% nke ọkpọkọ ọkpọkọ na-ewu ụlọ ga-anakwere ọkpọkọ plastik, 20% nke ọkpọkọ drainage nke obodo ga-anakwere ọkpọkọ plastik, 60% nke ụlọ mmiri, mmiri ọkụ na ọkpọkọ kpo oku. nakweere ọkpọkọ rọba, 50% nke ọkpọkọ mmiri na-enye obodo mepere emepe (Dn400 ma ọ bụ obere) ga-anakwere ọkpọkọ plastik, 60% nke ọkpọkọ mmiri nke obodo ga-anata ọkpọkọ rọba, pipeline gas nke obodo (ọkara na ọkpọkọ nrụgide dị ala) 50% jiri ọkpọkọ plastik, ihe owuwu. waya threading aka uwe 80% eji plastic ọkpọkọ.A na-atụ anya na ọchịchọ maka ọkpọkọ plastik na 2005 ga-abụ ihe karịrị nde tọn 2, ihe ka ọtụtụ n'ime ha bụ ọkpọkọ PVC.

Na mba ndị mepere emepe, oriri nke PVC pipe n'ozuzu na-akpata 70-80% nke ahịa ọkpọkọ plastik, ma Chinese PVC ọkpọkọ naanị ihe dị ka 50% nke ngụkọta ego nke ọkpọkọ plastik, ikike mmepe nke ọkpọkọ PVC na mba anyị. nnukwu nnukwu.Ọnụ ọgụgụ oriri nke ọkpọkọ PVC na mba ndị mepere emepe bụ nke a: ọkpọkọ mmiri na-enye 33%, ọkpọkọ nsị na-enweta 22.3%, ọkpọkọ nsị na-akpata 15.7%, ọkpọ mmiri na-akpata 5.2%, ọkpọkọ gas na-akpata 0.8%, ndị ọzọ. Ọnụahịa kasị elu nke 22.7%.N'ime ha, oriri oriri nke ọkpọkọ ọkpọkọ na ọkpọkọ bụ ihe dịka 1: 8.

N'ahịa ihe owuwu, e nwere ụdị ọkpọkọ PVC abụọ a na-eji: otu bụ ọkpọkọ na-eguzogide nrụgide, nke ọzọ bụ ọkpọkọ na-enweghị nrụgide.Nkedo ígwè ọkpọkọ na ọla kọpa ọkpọkọ na-eji n'oge gara aga dị ka nrụgide na-eguzogide ihe ụlọ, ọ bụghị nanị dị oké njọ corrosion, ma na-achọkwa mgbe niile na-arụzi na nnọchi, dị elu na-eri.A na-eji ụlọ ndị mba ọzọ eme ihe ugbu a, ọkpọkọ mmiri na-ekpo ọkụ na-ejikarị PVC ọkpọkọ.Obere-caliber PVC ọkpọkọ (UPVC ọkpọkọ, CPVC ọkpọkọ) nwere uru nke ọnụ ala dị ala, corrosion eguzogide, na ọ dịghị achọ ugboro ugboro mmezi na nnọchi.Na nnukwu dayameta PVC mgbali pipụ (dayameta na 100-900mm) kama nkedo ígwè ọkpọkọ, welie obere apịtị ọkpọkọ, mmiri na-enye usoro nwere ezigbo liquidity, corrosion iguzogide, obere arọ.Ịchekwa ọkụ eletrik, ezigbo mmiri dị mma.The PVC isi oyi akwa ụfụfụ na-abụghị nrụgide ọkpọkọ dị ka ime ụlọ nsị ọkpọkọ na mmiri ozuzo usoro ọkpọkọ, nwere ike dozie nsogbu mkpọtụ nke ime ụlọ nsị ọkpọkọ.Ọha injinia nsị ọkpọkọ na-anabata ọkpọkọ PVC na-abụghị nrụgide, nguzogide corrosion, ọ bụghị site na ikuku hydrogen sulfide, ndụ ogologo ndụ, ịdị arọ dị arọ, ọnụ ahịa ntinye dị ala, ọ dị mfe ijikọ na akara, ọ naghị adị mfe imebi.

Na mgbakwunye, ọkpọkọ waya na-ewu ụlọ na ọkpọkọ USB dị n'okpuru ala bụ ahịa ọkpọkọ PVC ọzọ, ụdị ụlọ dị ugbu a bụ ọkpọkọ mgbasawanye kwụ ọtọ, ọkpọkọ mgbidi okpukpu abụọ na otu mgbidi mgbidi.

Ọkpụkpọ ugbo bụ mpaghara ọzọ sara mbara nke ngwa PVC.Obodo anyị bụ nke obodo enweghị mmiri, ugbu a, ọtụtụ ala ubi n'ala anyị ka na-eji ogbugba mmiri n'ala, mmiri na-emebi mmiri dịkwa oke njọ.N'ihi enweghị mmiri, ọtụtụ ala a na-akụ ihe ọkụkụ anaghị agba mmiri nke ọma na ihe ọkụkụ na-adị obere.Na na PVC ọkpọkọ ogbugba mmiri n'ubi, nwere ike ịzọpụta banyere 50% mmiri.The ojiji nke PVC ofu ma ọ bụ ọkara ofu ogbugba mmiri n'ubi usoro akuku, ọ bụghị nanị na-azọpụta mmiri, kamakwa mma mkpụrụ, ngwá corrosion na ndị ọzọ uru, dị ukwuu zọpụta ndị na-eri nke ogbugba mmiri n'ubi na spraying ụlọ ọrụ.Ka ọ dị ugbu a, ọ nweghị mpaghara zuru oke nke ịgba mmiri mmiri siri ike n'ala anyị, ọtụtụ mpaghara obodo ahụ ka enweghị nghọta bụ isi banyere ịgba mmiri mmiri, yabụ na-abawanye mgbasa ozi na nkwalite ịgba mmiri nke ọkpọkọ PVC n'ime ime obodo, ikike ya dị oke ukwuu. .

3. Ụfọdụ ọkpọkọ PVC a na-ejikarị na China

UPVC tube: Ngwa kachasị ukwuu nke tube UPVC bụ ụlọ ọrụ ihe owuwu.Ka ọ dị ugbu a, a na-eji ya n'ọtụtụ ebe na usoro mmiri mmiri na-ekpo ọkụ na ọkpọkọ mmiri obibi na mpaghara na obodo niile dị na mba ahụ, a na-ejikwa ya na ụlọ ọrụ mmepụta ihe dị ka ọkpọkọ mmiri, mmiri ozuzo na ọkpọkọ eriri.UPVC tube nwere nguzogide corrosion kemịkalụ, ọkụ na-ekpochapụ onwe ya na ire ọkụ, nguzogide dị mma, mgbidi dị n'ime, arụmọrụ eletrik dị mma, mana UPVC tube siri ike dị ala, ọnụọgụ mgbasawanye linear buru ibu, oke okpomọkụ dị warara.N'iji ya tụnyere ọkpọkọ ígwè nkedo, mmepụta na iji ọkpọkọ UPVC nwere ike ịzọpụta 55-68% nke ike, ma e jiri ya tụnyere ọkpọkọ galvanized, mmepụta na ojiji nke ọkpọkọ mmiri UPVC nwere ike ịzọpụta 62-75% nke ike, na ọnụahịa kwa. unit ogologo nke otu nkọwa bụ nanị ọkara nke galvanized ọkpọkọ, na echichi na-eri bụ 70% ala karịa galvanized ọkpọkọ.Iji 1 ton nke ọkpọkọ mmiri UPVC nwere ike dochie 12 tọn nke nkedo ígwè.Otu ton nke mgbịrịgba UPVC nwere ike ịchekwa tọn 25 nke ígwè.

Core oyi akwa tube: Core oyi akwa ụfụfụ tube bụ ọhụrụ ụdị tube nwere n'ime na m n'ígwé nke atọ-layer co-extrusion usoro, nke bụ otu ihe ahụ dị ka ndị nkịtị UPVC tube.N'etiti etiti bụ oyi akwa ụfụfụ dị ala nke nwere njupụta nke 0.7-0.9.Nkwụsi ike nke afọ ya bụ ugboro 8 nke tube UPVC nkịtị, ọ na-enwekwa nkwụsi ike dị mma na mkpuchi okpomọkụ mgbe okpomọkụ gbanwere.Kwesịrị ekwesị maka usoro mmiri mmiri ụlọ dị elu.

N'iji ya na tube mgbidi siri ike, tube nke ụfụfụ isi mmiri nwere ike ịzọpụta ihe karịrị 25% nke akụrụngwa, na ike mkpakọ mgbidi dị n'ime na-akawanye mma.Na n'ime mgbidi nke isi oyi akwa ụfụfụ silencer tube na a ọnụ ọgụgụ nke convex helical ahịrị, mmiri tinyere n'ime mgbidi nke tube free na-aga n'ihu gburugburu gburugburu eruba, na-akpụ a kọlụm nke ikuku na etiti nke drain pipe, nke mere na nrụgide na. A na-ebelata ọkpọkọ site na 10%, ikike izugbe na-abawanye site na 10 ugboro, ntugharị na-abawanye ugboro 6, mkpọtụ bụ 30-40db dị ala karịa ọkpọkọ UPVC nkịtị.

PVC radial mesikwuru ọkpọkọ: The mmepụta nke a ọkpọkọ na-eji a pụrụ iche ebu na ịkpụzi eso-elu ngwaọrụ, bụ ụdị arọ dayameta ibu mesikwuru mgbanaka iko ọka ọkpọkọ.A na-egosipụta ya site na nkwado radial na mgbidi dị n'èzí nke ọkpọkọ ahụ, nke nwere ike imeziwanye ike ike na mkpakọ nke mgbanaka ọkpọkọ.Ọ kachasị mma maka mmiri mmiri na injinia ime obodo.

Mgbidi mgbidi okpukpu abụọ: A na-eme mgbịrịgba mgbidi abụọ site na ịpụpụ tubes concentric abụọ n'otu oge wee na-agbado eriri mpụta nke bellow ahụ na tube ọla kọpa nwere mgbidi dị n'ime dị larịị.Na-eji ire ụtọ n'ime mgbidi na corrugated elu mgbidi, ìhè arọ na elu ike, tụnyere nkịtị UPVC tube nwere ike ịzọpụta 40-60% nke akụrụngwa, tumadi na-eji nkwurịta okwu USB ọkpọkọ, ewu iyuzucha ọkpọkọ na ugbo drainage ọkpọkọ.

Oge PVC site na ọkpọkọ gbasiri ike: site n'ime na mpụta abụọ n'ígwé nke plastic extrusion ịkpụzi, sandwiched na sịntetik eriri, ezi mgbanwe, nwere ike ehulata.PVC transperent pipe nwere ezigbo nguzogide acid, nguzogide alkali, nguzogide mmanụ, iguzogide ịka nká, nwere ike dochie ọkpọkọ roba, na ọnụahịa dị ọnụ ala.A na-ejikarị nitrogen, oxygen, carbon monoxide na gas na mmiri ndị ọzọ, dilute alkali, mmanụ na mmiri ndị ọzọ na-ebu njem, nwekwara ike iji mee ihe dị ka ọkụ mmiri, sprayer, gas cooker conduit.

Ọkpụkpọ CPVC: ọkpọkọ CPVC bụ ụdị ọkpọkọ rọba nwere ezigbo nguzogide okpomọkụ, nke a na-edozi ya site na chlorinated polyvinyl chloride nwere ihe karịrị 66% chlorine.The okpomọkụ na-eguzogide okpomọkụ nke CPVC ọkpọkọ bụ ihe karịrị 30 ℃ elu karịa nke UPVC ọkpọkọ, na akụkụ kwụsie ike na-mma, na linear mgbasa ọnụọgụ na-ebelata.CPVC tube nwere ezigbo nguzogide okpomọkụ, nguzogide ịka nká, nguzogide corrosion kemịkalụ, enweghị nrụrụ na mmiri esi mmiri, enwere ike iji ya maka mmiri ọkụ, mmiri mmiri na-eguzogide corrosion na njem gas.