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Pipe e entsoeng ka marako a mabeli ke mofuta o mocha oa phala, e nang le boima bo bobebe, matla a phahameng, kaho e bonolo, ho boloka thepa le melemo e meng.Ha ho bapisoa le matla a tšoanang a tube ea lerako le khanyang, e ka boloka hoo e ka bang 40% ea thepa e tala, e sebelisoang haholo puisanong ea optical cable sheath, drainage ea mohaho, drainage ea masepala, masimo a nosetso a tlaase-khatello le masimo a mang.Lilemong tsa morao tjena, ho sebelisoa ha marako a mabeli a marako ho ile ha atolosoa butle-butle, tšimong ea cable casing ea puisano, e nkile sebaka sa phala ea samente.Ha ho bapisoa le pipe e 'ngoe ea polasetiki, tšebeliso ea eona ke eona e kholo ka ho fetisisa.Sebakeng sa ho haha ​​​​metsi, ka lebaka la ts'ebetso ea eona ea ho kenya molumo o fokolang, ka nako e ts'oanang, nts'etsopele ea lisebelisoa tsa liphaephe ha e lekane, kahoo chelete ha e ngata haholo.Leha ho le joalo, ka masepala le fektheri drainage, haholo-holo ho sebelisoa ha bophara e khōlō e patoa habeli lerako bellows e ntse e eketseha.Tšebeliso ea phala e entsoeng ka marako a mabeli ha e bapisoa le litšenyehelo tse tšoanang tsa litšenyehelo tsa phala ea lerako la polasetiki e tlaase, potoloho ea kaho e ka khutsufatsoa ka makhetlo a 5 ~ 10.

China e ile ea qala ho hlahisa tlhahiso ea mofuta ona oa peipi ho tloha mathoasong a lilemo tsa bo-1990, qalong haholo-holo letoto le lenyenyane la bophara ba φ 110 kapa ka tlaase ho moo, thepa e tala e sebelisoa haholo ke PVC, haholo-holo e sebelisoang e le casing ea cable ea puisano.Lilemong tsa morao tjena, marako a mabeli a marako a ntse a tsoela pele butle-butle ho ea lehlakoreng la bophara bo boholo.Hona joale, li-bellows tse kholo ka ho fetisisa tsa malapeng li ka ba φ 1200. Lisebelisoa tse tala tse sebelisoang li boetse li hlahisoa ho tloha HAHOLO PVC ho ea PE, PP joalo-joalo.Lisebelisoa tsa mohala oa Bellows le tsona li holile ho tloha qalong.Hajoale, lifeme tse ngata tsa thepa ea lapeng li ka hlahisa mohala oa tlhahiso ea melomo ka bophara ho fihla ho 1200mm.

Ho na le mefuta e meraro ea thermoplastic e sebelisoang liphaepheng tsa metsi tse patiloeng: POLYvinyl chloride, polyethylene le polypropylene.The elastic modulus E ea lisebelisoa tse tharo (ho ea ka PREN13476-1) ke:

Ho hlakile hore POLYvinyl chloride ke eona e phahameng ka ho fetisisa, e lateloe ke polypropylene le polyethylene e tlase ka ho fetisisa.Hobane elastic modulus E ea POLYvinyl chloride e kholo ho feta ea polyolefin, ho satalla lesale ho tšoanang ho ka finyelloa ka nako e nyenyane ea inertia I. Haeba u sebelisa sebopeho se tšoanang sa wave u ka sebelisa lerako le lenyenyane le lenyenyane.A itseng mefuta e fapaneng ya PVC habeli - lerako bellows molemong oa moruo, kahoo tšimong ea patoa drainage phala PVC habeli - lerako bellows ka kopo ea pele-pele e boetse ke palo e kholo ka ho fetisisa.Lilemong tsa morao tjena, polyolefin e nang le marako a mabeli e tsoetse pele ka potlako, ka mabaka a latelang:

The fluidity le mocheso botsitso ba PVC thepa ba batlang e futsanehile, kahoo ho thata ho hlahisa e khōlō bophara sebopeho lerako phala phala.(Hona joale, bophara bo akaretsang ba marako a marako a mabeli a PVC marakeng a kantle ho naha a ka tlase ho 500mm. Kenyelletsong ea tlhahisoleseding, ke moetsi a le mong feela ea fumanoang a hlahisa bophara bo boholo ba 1000mm.) Lisebelisoa tsa polyolefin li ka hlahisa melumo e nang le marako a mabeli a nang le marako a maholo. bophara (ho tlalehoa ho fihla ho 1800 mm).

Hobane ha ho na tlhahisoleseling ea tekheniki ntlheng ena ha nts'etsopele ea lehae ea drainpipe e patiloeng e qala, ha e le hantle e itšetleha ka khoebo ho phopholetsa litsela tse ling.

Ka mohlala, tlhahiso ea pele ea polyethylene e nang le marako a mabeli e sebelisitse lisebelisoa tsa polyethylene tse phahameng tsa PE80 tse loketseng liphaephe tsa khase.Boitsebiso bona e le ho etsa bonnete ba ho fetoha ha phala ea khase, boima ba limolek'hule bo batla bo le tlase, modulus elastic e batla e le tlase (ka tlase ho 800Mpa), e sebelisoang ho hlahisa marako a mabeli a marako hangata a ke keng a fihla ho satalla ho hlokahalang. ho eketsa botenya ba lerako, ho hlakile hore ha se moruo.Ka 2003, k'hamphani ea sinopec yanhua e ile ea etella pele ho nts'etsopele ea 6360M e phahameng ea polyethylene HDPE habeli lerako le nang le lisebelisoa tsa phala bakeng sa drainage e patiloeng China ho latela litlhoko tsa basebelisi, ho hula boiphihlelo ba nts'etsopele ea kantle ho naha ka lilemo tse ngata le ho latela litlhoko tsa machaba. maemo a tsoetseng pele.Ts'ebetso ea polymerization ea 6360M e amohela theknoloji e tsoetseng pele ea tlhahiso ea tlhoro e habeli, e le hore thepa e ikhethang e be le sebopeho se ikhethileng sa limolek'hule, modulus e phahameng ea elastic mme ka nako e ts'oanang ho netefatsa khanyetso e ntle ea ho phatloha, ho hanyetsa tšusumetso le thepa e 'ngoe.Ka mor'a moo, Yanhua ntshetswa pele thepa e khethehileng 7000 bakeng sa patoa drainage phala e loketseng bakeng sa bophara-bophara polyethylene habeli marako melumo.

QHE16A/B, resin e khethehileng bakeng sa melomo e meholo ea HDPE e nang le mabota a mabeli e kopantsoeng ke Qilu Petrochemical Research Institute le feme ea polasetiki, e amohetsoe ke bahlahisi ba bangata ba melumo e meholo mme e fetohile e 'ngoe ea HDPE ea pele le e atlehileng ea maemo a maholo. marako a mabeli a roala resin e khethehileng e entsoeng Chaena.Boitsebiso bona bo khethehileng bo nka mokhoa o mocha oa S-type catalyst, o na le moralo o feletseng oa tekheniki, 'me o na le matla a phahameng a ho qhibiliha, modulus e kobehang le botsitso ba mocheso.Pipe e entsoeng ka marako a mabeli a nang le marako a maholo a entsoeng ka thepa ena e khethehileng e na le ho phatloha ho hotle, ho satalla ha selikalikoe le ts'ebetso e khahlanong le botsofali, e ka bapisoang le ts'ebetso e pharaletseng ea thepa e tsoang linaheng tse ling, 'me e ka finyella litlhoko tsa tlhahiso ea marako a maholo a mabeli. peipi ea masenke ea mela e fapaneng ea tlhahiso ea lapeng.