ngwa

Pvc-o, Chinese aha biaxial gbakwasara polyvinyl chloride, bụ ụdị ọhụrụ evolushọn nke PVC ọkpọkọ, site na pụrụ iche nghazi nhazi teknụzụ rụpụta ọkpọkọ, na PVC-U ọkpọkọ ekepụtara site extrusion usoro na-agbatị axially na circumferentially, nke mere na Mkpụrụ ndụ ogologo yinye PVC dị na ọkpọkọ na nhazi biaxial.E nwetara ọkpọkọ PVC ọhụrụ nke nwere ike dị elu, ike siri ike, mmetụta dị elu na ike ọgwụgwụ.

Aha Chinese: biaxial orientation polyvinyl chloride

Aha asụsụ mba ọzọ: PVC-O

Ngwa: Mmiri na-enye mmiri na mmiri mmiri

Ụlọ ọrụ mbụ: Uponor UK

E bipụtara: 1970

Akụkọ mmepe

Nke mbụ Yorkshirelmperial Plastics (N'elu) mepụtara PVC-O na UK na 1970 ma Molecor, Wawin na ndị ọzọ mepụtara ya kemgbe.N'oge mmalite, a nabatara usoro nhazi nke "off-line" (usoro nhazi nzọụkwụ abụọ), bụ nke extrusion kpụrụ na mma nke PVC-U ọkpọkọ ọkpọkọ (embrayo siri ike) gbasaa na nha achọrọ na ebu site na kpo oku. na nrụgide iji ghọta nghazi ahụ.Nchọpụta nnwale na ngwa bara uru na-egosi na PVC-O nwere arụmọrụ pụrụ iche, mana usoro nhazi “off-line” nwere obere mmepụta ọsọ ọsọ yana itinye ego akụrụngwa dị elu, ọ na-esiri ike ịgbasa.Mgbe e mesịrị mepụtara na extrusion usoro "na-akara" nghazi, na-aga n'ihu mmepụta nke PVC-O.Usoro mmepụta bụ usoro nhazi nke otu nzọụkwụ, ya bụ, na eriri extrusion ọkpọkọ, a na-eme ka PVC-U ọkpọkọ (embrayo ihe dị arọ) na-eme ka ọ nweta nhazi biaxial site na mgbanaka mgbanaka na mgbatị axial, wee mee ka ọ dị jụụ na ịkpụzi. n'ime ọkpọkọ PVC-O.Usoro mmepụta usoro nhazi nke biaxial "in-line" na-eme ka mmepụta ihe dị mma, na-ebelata ụgwọ ọrụ mmepụta ihe ma na-eme ka asọmpi nke PVC-O na ọkpọkọ ndị ọzọ dịkwuo mma.N'afọ 2014, Baoplastic Pipe, ụlọ ọrụ ụlọ, butere ụzọ n'ịmepụta teknụzụ mmepụta otu nzọụkwụ akọrọ na ntanetị, nke mebiri ikike teknụzụ nke ụlọ ọrụ mba ọzọ.

Ejirila PVC-O tubing na UK, France, Holland, Portugal, USA, Australia, South Africa na Japan ruo ọtụtụ afọ.United States, Australia na obodo ndị ọzọ ebipụtala ọkọlọtọ ngwaahịa nke PVC-O, na International Standards Organisation ebipụtawokwa ọkọlọtọ PVC-O -ISO 16422-2014.Asambodo mba China “Oriented Polyvinyl chloride (PVC-O) Pipe na Fittings for Pressure Water Transport” GB/T41422-2022 bụ nke ewepụtara na Eprel 15, 2022, wee mejuputa ya na Nọvemba 1, 2022.

N'ihi na ọkpọkọ PVC-O bụ axial na okirikiri ịgbatị nke mbụ PVC-U ọkpọkọ, ọkpụrụkpụ mgbidi nke ọkpọkọ ahụ dị gịrịgịrị.E jiri ya tụnyere PVC-U ọkpọkọ mmiri, mgbidi mgbidi nke PVC-O nwere ike belata 35% -40%, nke na-echekwa ihe dị ukwuu ma na-ebelata ọnụ ahịa.N'otu oge ahụ, n'ihi ntuzi aka nke mkpụrụ ndụ ihe nkedo ogologo nke ọkpọkọ PVC-U emepụtara, dayameta nke ọkpọkọ na-abawanye na nhazi ahụ, nke na-eme ka nghazi molekụla na mgbanaka ahụ ma na-eweta ọganihu dị ukwuu na ike na ike siri ike. nke abụọ anụ ahụ Njirimara.Ntuzi aka nke ụmụ irighiri ihe na-abawanye ike dị mkpụmkpụ na ogologo oge nke ihe.N'ihi ike dị ịrịba ama na ike siri ike, ihe nchekwa nchekwa afọ 50 nke ihe PVC-O nke MRS45 na MRS50 nwere ike igosipụta dị ka 1.6 ma ọ bụ 1.4, yabụ nrụgide imewe nke ọkpọkọ PVC-O nwere ike iru 28MPa na 32MPa.Ihe owuwu lamellar mepụtara site na nhazi nhazi molecular bụ isi ihe na-eme ka ike siri ike nke PVC-O.Ọ bụrụ na mgbawa na-eme n'ihi ntụpọ na ihe dị arọ, nhazi nke oyi akwa ga-egbochi mgbawa ka ọ ghara ịgafe n'ime ihe ahụ, a na-egbochikwa mgbawa nke ọma site n'ibelata nrụgide nrụgide ka mgbawa na-agafe n'ígwé.Ụdị ọkpọ ọhụrụ ọzọ - ọkpọkọ PVC-M gbanwere siri ike, ọ bụ ezie na ike mmetụta ya na-eme ka ọ dịkwuo mma, ma ike nkwụsị adịghị mma.

02

Mpaghara Ngwa

Na mba ọzọ, PVC-O bụ tumadi eji na mmiri ọkọnọ pipeline, m pipeline, trenchless Ịtọ na ịrụzi pipeline, gas ọkpọkọ netwọk na ndị ọzọ ubi.Ụfọdụ mba na netwọk mmiri ọṅụṅụ na ngwa nke PVC-O na-eji nwayọọ nwayọọ na-agbasawanye, na-aghọ ihe dochie anya PVC-U, dị ka Wavin Group akụkọ akụkọ, Netherlands, France, Spain, North America, South America, Australia na Mba ndị ọzọ na-eji pipeline PVC-O buru ibu.Netwọk ọkpọ mmiri ọṅụṅụ na Netherlands nwere 100% iji PVC-O pipe, France na mba ndị ọzọ na nso afọ abụọ ga-anakwere.A na-eji ya eme ihe n'ọtụtụ ebe na mmiri ndị mepere emepe, mmiri ọṅụṅụ ime obodo, mmiri na-echekwa mmiri na mmiri nsị na ubi ndị ọzọ.Gburugburu ebe a na-egwupụta ihe na-akawanye njọ yana ihe nchekwa chọrọ siri ike.Na gburugburu ebe obibi na-emebi emebi, PVC-O pipeline nwere ike dị elu, ịdị elu siri ike, nguzogide mmetụta na enweghị mmebi nwere uru asọmpi.

03

Uru akụ na ụba nke itinye ego na ụlọ ọrụ PVC-O

Otu Wavin dị na Netherlands emepụtala ma jiri ọkpọkọ PVC-O mee ihe ruo ọtụtụ afọ.Dị ka ọnụ ọgụgụ Wavin Group si kwuo, ma e jiri ya tụnyere PVC-U, ntinye ego na ntinye ego PVC-O bụ ndị a:

(1) Nkezi nchekwa nke akụrụngwa bụ 11.58%.

(2) 2.5-3 ugboro ọzọ PVC-O itinye ego (na Europe).

(3) Mkpụrụ ahụ bụ 300-650 kg / h, na ogologo na-abawanye site na 20%-40%.

(4) Ọnụego ọjụjụ na-abawanye site na 2%-4%.

(5) Welite oriri ike site na 25%.

(6) 10%-15% na-abawanye na ụgwọ ọrụ mmadụ.

(7) Ogologo ahịrị mmepụta ga-abawanye site na 25%.

Site na ngụkọta zuru ezu, itinye ego nke ọkpọkọ 1 m nwere ike belata site na 33% -44%, ọnụahịa ahụ nwere ike ịbawanye site na 10% -15%.A na-ahụ anya, PVC-O pipe bụ ntinye ego nke otu oge, ego ndụ.

Ka ọ dị ugbu a, ụlọ ọrụ Bao plastic pipe na-enyefe teknụzụ na ọrụ maka otu ụlọ ọrụ ahụ, nke ruru gụnyere Sichuan Yibin Tianyuan, Brazil Cole na nnukwu ụlọ ọrụ nhazi plastik ndị ọzọ.

04

Atụmanya mmepe

Mgbanwe na mmepe nke ọnọdụ mba ụwa na-enye ohere akụkọ ihe mere eme a na-enwetụbeghị ụdị ya maka mmepe nke usoro ọkpọkọ PVC na mba anyị.Sistemụ ọkpọkọ nke polyhydrocarbon, nke na-asọmpi na sistemu ọkpọkọ PVC n'ọtụtụ ngwa n'ihi ọnụ ahịa mmanụ na-arị elu, emetụtala nke ukwuu, ebe PVC nke sitere na coal abawanyela asọmpi ya site n'ịkwado ọnụ ahịa dị ala.

Sistemụ ọkpọkọ PVC fọrọ nke nta ka ọ bụrụ afọ 70 nke akụkọ ntolite mmepe, n'ihi modul ya dị elu, ike dị elu na uru dị ala dị ala, yabụ na ọ bụ nnukwu ojiji nke sistemụ ọkpọkọ plastik n'ụwa, ejirila ya n'ọtụtụ mpaghara na ọha mmadụ nke oge a.Site na mmepe ngwa ngwa nke ụlọ ọrụ ọkpọkọ plastik nke China, ọ ghọọla otu n'ime mba ndị buru ibu nke mmepụta pipeline plastic na ngwa ngwa n'ụwa.Ike mmepụta nke PVC PIPE na mba anyị karịrị nde 2 t / a, naanị ihe dị ka 50% nke ngụkọta nke ọkpọkọ plastik, ebe na mba ndị mepere emepe, oriri PVC n'ozuzu ya bụ 70% -80%. nke ahịa ọkpọkọ plastik.

Na narị afọ nke 21st, ọkpọkọ PVC na-eche ọtụtụ ndị asọmpi ihu, ọkachasị n'ihi mmụba doro anya nke akụrụngwa resin dị ka HDPE (dị ka PE63 ruo PE80 na PE100), ọkpọkọ PE nwere ike siri ike na mgbochi mmiri hama.Tụkwasị na nke ahụ, nkatọ nke chlorine site n'aka òtù nchebe gburugburu ebe obibi na mba dị iche iche na-eme ka ọkpọkọ PVC na-eche ọnọdụ siri ike ihu.Otú ọ dị, a na-eleghara ya anya ruo ogologo oge na ọkpọkọ PVC nwere ike igbochi ntinye nke ụfọdụ ihe na-egbu egbu na ihe ndị na-emerụ ahụ karịa PE ọkpọkọ.N'ọdịnihu nke ahịa ọkpọkọ ụwa n'ọnọdụ kachasị elu ma ọ bụ ọkpọkọ PVC, isi ihe kpatara ya bụ ihe ọhụrụ na nkà na ụzụ, ọganihu nkà na ụzụ.Ngwa nke teknụzụ ọhụrụ nke resin PVC na ọkpọkọ PVC, ọkachasị ihe ọhụrụ nke teknụzụ na-arụ ọrụ ọkpọkọ PVC, emeela ka akụ na ụba nke ọkpọkọ PVC dịkwuo mma ma meghee mpaghara ngwa ọhụrụ.