Libakeng tse boima haholo moo mocheso o feteletseng le maemo a thata a atileng, ho ba le li-hoses tse thibelang mocheso ke habohlokoa. Li-hose tsena tse khethehileng li etselitsoe ho mamella mocheso o phahameng le ho boloka botšepehi ba tsona, ho netefatsa phetiso e sireletsehileng le e sebetsang ea maro le thepa. Karolo e 'ngoe ea bohlokoa e phethang karolo ea bohlokoa ho hanyetsa mocheso oa li-hose tsena ke Hydrogenated Nitrile Butadiene Rubber (HNBR). Ho utloisisa bohlokoa ba liphaepe tse thibelang mocheso le karolo eo HNBR e e bapalang ts'ebetsong ea tsona ke tsa bohlokoa bakeng sa liindasteri tse sebetsang libakeng tse thata joalo. Sengoliloeng sena se qaqisa lefats'e la li-hoses tse thibelang mocheso, ho hlahloba bohlokoa ba HNBR le ho totobatsa lintlha tse lokelang ho nahanoa ha u khetha thepa ena bakeng sa ho hanyetsa mocheso hantle. Ho feta moo, e fana ka leseli mabapi le ts'ebeliso e fapaneng ea li-hose tse thibelang mocheso tse nang le HNBR mme e fana ka leseli mabapi le tlhokomelo le tlhokomelo e hlokahalang ho lelefatsa bophelo ba tsona.
Ho Utloisisa Li-Hoses tse Thibela Mocheso
Lithapo tse thibelang mocheso ke karolo ea bohlokoa liindastering tse fapaneng moo mocheso o feteletseng le tikoloho e thata e leng ntho e tloaelehileng. Lithapo tsena li etselitsoe ho mamella mocheso o phahameng, ho etsa hore e be tse loketseng bakeng sa lisebelisoa tse amanang le ho tsamaisa maro a chesang kapa likhase.
E 'ngoe ea lisebelisoa tsa bohlokoa tse sebelisoang ha ho etsoa li-hoses tse thibelang mocheso ke Hydrogenated Nitrile Butadiene Rubber (HNBR). HNBR ke motsoako oa rabara oa maiketsetso o bonts'ang thepa e ntle ea ho hanyetsa mocheso. E khona ho mamella mocheso ho tloha ho -40 ° C ho isa ho 150 ° C, e etsa hore e tšoanelehe bakeng sa mefuta e mengata ea lisebelisoa tsa indasteri.
Li-hose tse hananang le mocheso tse thehiloeng ho HNBR li fana ka melemo e mengata ho feta lisebelisoa tse ling. Ntlha ea pele, ho hanyetsa mocheso oa tsona o phahameng ho tiisa hore ha li senyehe kapa li senyeha ha li le tlas'a mocheso o feteletseng. Sena se tiisa nako e telele le ho tšoarella ha li-hoses, ho fokotsa tlhokahalo ea ho fetola khafetsa.
Ho feta moo, HNBR e na le khanyetso e ntle ea lik'hemik'hale, oli le mafura, e ntlafatsang ts'epahalo le ts'ebetso ea li-hoses tse thibelang mocheso. Sena se etsa hore li tšoanelehe bakeng sa lits'ebetso tsa indasteri tse kang tsa likoloi, tsa sefofane, tsa kaho le tsa tlhahiso.
Ha u khetha hose e thibelang mocheso, ke habohlokoa ho nahana ka litlhoko tse khethehileng tsa kopo. Lintlha tse kang mocheso o sebetsang, khatello, le mofuta oa mokelikeli kapa khase e tsamaisoang li lokela ho nkoa. Sena se tla etsa bonnete ba hore hose e khethiloeng e lumellana le ts'ebetso e reriloeng mme e ka mamella litlhoko tsa tikoloho.
Tlhokomelo e nepahetseng le tlhahlobo ea kamehla le tsona ke tsa bohlokoa ho netefatsa ts'ebetso e nepahetseng ea li-hose tse thibelang mocheso. Ho hlahlojoa khafetsa ho ka thusa ho lemoha matšoao leha e le afe a ho tsofala, ho senyeha, kapa ho senyeha, ho lumella ho lokisoa ka nako kapa ho nkeloa sebaka. Ho bohlokoa hape ho latela likhothaletso tsa moetsi bakeng sa ho kenya, ho sebelisoa, le ho boloka ho eketsa nako ea bophelo ea li-hose.
Karolo ea HNBR ho Li-Hoses tse Thibela Mocheso
HNBR, eo hape e tsejoang e le Hydrogenated Nitrile Butadiene Rubber, e bapala karolo ea bohlokoa tlhahisong ea liphaepe tse sa cheseheng mocheso. Lithapo tsena li etselitsoe ho mamella mocheso o phahameng le tikoloho e thata, e leng se etsang hore e be tsa bohlokoa liindastering tse fapaneng tse kang tsa makoloi, sefofane le lik'hemik'hale.
E 'ngoe ea thepa ea bohlokoa ea HNBR ke ho hanyetsa mocheso o babatsehang. E khona ho mamella mocheso ho tloha ho -40°C ho isa ho 150°C, ho etsa hore e be e loketseng bakeng sa lisebelisoa moo mocheso o feteletseng o leng teng. Sena se etsa hore HNBR e be khetho e ratoang bakeng sa li-hoses tse sebelisoang lienjineng, lisebelisoa tsa mosi, le likarolo tse ling tse pepesehileng mocheso o phahameng.
Ntle le ho hanyetsa mocheso, HNBR e boetse e bontša khanyetso e ikhethang ea lik'hemik'hale, oli le mafura. Sena se etsa hore e tšoanelehe haholo bakeng sa li-hoses tse sebelisoang liindastering moo ho pepesehela lintho tse senyang hangata. Ho hanyetsa ha HNBR ho senyeha le ho tšoarella nako e telele ho tiisa hore li-hoses li ka mamella maemo a thata ka ho fetisisa, ho fana ka ts'ebetso e tšepahalang le ho fokotsa litšenyehelo tsa tlhokomelo.
Ho feta moo, HNBR e fana ka thepa e ntle ea ho tiisa, e e etsa sesebelisoa se loketseng li-hoses tse sebelisoang lits'ebetsong tsa phetisetso ea mokelikeli. Bokhoni ba eona ba ho boloka tiiso e tiileng esita le tlas'a khatello e phahameng le maemo a mocheso o tiisa hore ho sebetsa ka katleho le ho se tsoe. Sena se bohlokoa indastering eo ho eona ho nang le mokelikeli ho bohlokoa, joalo ka oli le khase, meriana le phepelo ea lijo.
Ntle le thepa ea eona ea 'mele, HNBR e boetse e na le botsoalle ba tikoloho. Ha e lokolle lintho tse kotsi kapa e ntša likhase tse chefo ha e le mochesong o phahameng, e leng se etsang hore e be khetho e sireletsehileng bakeng sa lits'ebetso tse fapaneng. Ho hanyetsa ha eona ho ozone le mahlaseli a kotsi a UV ho ntlafatsa bophelo ba eona nako e telele, ho etsa hore e be khetho e tsitsitseng bakeng sa li-hoses tse thibelang mocheso.
Lintlha Tseo U Lokelang ho li Nahana Ha U Khetha HNBR Bakeng sa Li-Hose Tse Hanang Mocheso
Ha ho tluoa tabeng ea ho khetha thepa e nepahetseng bakeng sa li-hoses tse thibelang mocheso, motho a ke ke a hlokomoloha bohlokoa ba ho nahana ka lintlha tse sa tšoaneng. HNBR, kapa Hydrogenated Nitrile Butadiene Rubber, ke khetho e tsebahalang bakeng sa lits'ebetso tse joalo ka lebaka la mocheso oa eona o ikhethang le thepa ea ho hanyetsa lik'hemik'hale. Leha ho le joalo, pele u etsa qeto, ke habohlokoa hore u nahane ka lintlha tse ’maloa tsa bohlokoa.
Taba ea pele, ho hanyetsa mocheso ke e 'ngoe ea lintlha tsa mantlha ha u khetha HNBR bakeng sa li-hoses tse thibelang mocheso. HNBR e bonts'a ts'ebetso e ntle haholo maemong a mocheso o phahameng, e etsa hore e tšoanelehe bakeng sa lits'ebetso moo li-hoses li pepesehileng mocheso o feteletseng. E khona ho mamella mocheso ho tloha ho -40 ° C ho ea ho 150 ° C, ho netefatsa ts'ebetso e tšepahalang le e tšoarellang esita le maemong a boima.
Ntho e 'ngoe ea bohlokoa e lokelang ho nahanoa ke ho hanyetsa ha thepa lik'hemik'hale le maro. HNBR e na le khanyetso e ntle ea lik'hemik'hale tse fapaneng, ho kenyeletsoa oli, mafura le maro a haeteroliki. Sena se etsa hore e be khetho e nepahetseng bakeng sa li-hoses tse sebelisoang lits'ebetsong tsa indasteri moo ho pepesehela lintho tse fapaneng ho ke keng ha qojoa. Bokhoni ba eona ba ho hanyetsa ho ruruha le ho senyeha ho tiisa nako e telele le ho tšepahala ha li-hoses, ho fokotsa litšenyehelo tsa tlhokomelo le ho nkela sebaka.
Ho feta moo, HNBR e fana ka thepa e ikhethang ea mochini, e e etsa hore e tšoanelehe haholo bakeng sa lits'ebetso tse kenyelletsang khatello e phahameng le khatello ea mochini. Matla a eona a tsitsitseng, ho lelefatsa, le ho thiba meokho ho e lumella ho mamella maemo a thata ntle le ho sekisetsa botšepehi ba eona. Sena se tiisa hore li-hose tse entsoeng ka HNBR li ka mamella maemo a boima le ho boloka ts'ebetso ea tsona ka nako e telele.
Ntle le lintlha tsena, ho bohlokoa ho nahana ka ho lumellana ha HNBR le maemo a itseng a ts'ebetso. Lintlha tse kang ho pepesehela mahlaseli a kotsi a UV, ozone le boemo ba leholimo li lokela ho tsotelloa ho netefatsa hore liphaepe li phela nako e telele. HNBR e bontša khanyetso e ntle khahlanong le mahlaseli a ozone le UV, e e nolofalletsang ho mamella maemo a kantle ntle le ho senyeha ho hoholo.
Lisebelisoa tsa Lithapo tse Fapang Mocheso ka HNBR
Li-hoses tse thibelang mocheso tse nang le HNBR (Hydrogenated Nitrile Butadiene Rubber) li bohlokoa liindastering tse fapa-fapaneng moo mocheso o phahameng le maemo a thata a tloaelehileng. Lithapo tsena li etselitsoe ho mamella mocheso o feteletseng, oli, lik'hemik'hale le lintho tse ling tse mabifi, e leng se etsang hore e be tsa bohlokoa haholo lits'ebetsong tse fapaneng.
E 'ngoe ea lits'ebetso tsa mantlha tsa li-hose tse hananang le mocheso tse nang le HNBR ke indastering ea likoloi. Lithapo tsena li sebelisoa likarolong tsa enjene, moo li pepesehelang mocheso o matla o hlahisoang ke enjene. Li-hose tsa HNBR li netefatsa phetiso e ntle ea maro, joalo ka sepholi, oli, le mafura, esita le tlas'a mocheso o feteletseng. Li bapala karolo ea bohlokoa ho boloka ts'ebetso le ts'epahalo ea lienjineri tsa likoloi, ho thibela ho lutla le ho netefatsa ts'ebetso e nepahetseng.
Tšebeliso e 'ngoe ea bohlokoa ea li-hose tse sa keneleng mocheso ka HNBR e lekaleng la tlhahiso. Liindasteri tse kenyelletsang mekhoa ea mocheso o phahameng, tse kang litsi tsa motheo, liloala tsa tšepe le ho etsa likhalase, li itšetlehile ka liphaephe tsena ho tsamaisa thepa e chesang le lintho tse ling ka mokhoa o sireletsehileng. Li-hose tsa HNBR li hanyetsana le ho senyeha ha mocheso 'me li khona ho mamella mocheso ho fihla ho 150°C (302°F) kapa ho feta ho feta, ho itšetlehile ka kereiti e itseng. Sena se li etsa tse loketseng ho tsamaisa litšepe tse qhibilihisitsoeng, lik'hemik'hale le lino tse ling tse chesang, ho netefatsa polokeho ea basebetsi le ts'ebetso e sebetsang hantle.
Li-hose tse thibelang mocheso tse nang le HNBR le tsona li sebelisoa haholo indastering ea lifofane. Lienjeneng tsa lifofane, moo mocheso o ka fihlang maemong a feteletseng, li-hose tsena li fana ka tšireletso ea bohlokoa khahlanong le mocheso le maro a mabifi. Li sebelisoa bakeng sa phetisetso ea mafura le oli, sistimi ea hydraulic, le lits'ebetso tse ling tse hlokang ts'ebetso e tšepahalang tlasa maemo a thata. Li-hoses tsa HNBR li fana ka khanyetso e ntle ho mafura a jet, lubricant le maro a haeteroliki, e leng se etsang hore e be likarolo tsa bohlokoa lienjineng le lits'ebetsong tsa lifofane.
Ho feta moo, liphaephe tse sa cheleng mocheso tse nang le HNBR li fumana ts'ebeliso indastering ea lik'hemik'hale le tsa meriana. Li-hose tsena li hanyetsana le mefuta e mengata e fapaneng ea lik'hemik'hale, li-acids, le lihlapolli, tse etsang hore li tšoanelehe bakeng sa ho tsamaisa lintho tse mabifi ka mokhoa o sireletsehileng. Li sebelisoa lifemeng tsa ts'ebetso ea lik'hemik'hale, lilaboratori le litsing tsa tlhahiso ea meriana, moo ho lumellana le ho tšoarella ha li-hose e leng lintlha tsa bohlokoa.
Tlhokomelo le Tlhokomelo ea Lithapo tse Thibela Mocheso ka HNBR
Tlhokomelo le tlhokomelo li bapala karolo ea bohlokoa ho netefatseng hore nako e telele le ts'ebetso e nepahetseng ea li-hoses tse thibelang mocheso tse entsoeng ka Hydrogenated Nitrile Butadiene Rubber (HNBR). Ka bokhoni ba tsona ba ho mamella mocheso o phahameng le ho hanela lik'hemik'hale tse fapa-fapaneng, li-hose tsa HNBR li sebelisoa haholo liindastering tse kang tsa likoloi, tsa lifofane le tsa tlhahiso. Ho boloka ts'ebetso le ho tšoarella ha li-hose tsena, ho bohlokoa ho latela mekhoa e nepahetseng ea tlhokomelo le tlhokomelo.
Ho hlahloba khafetsa ke mohato oa pele oa ho boloka liphaephe tse thibelang mocheso ka HNBR. Sena se kenyelletsa ho hlahloba ka mahlo li-hoses bakeng sa matšoao leha e le afe a ho senyeha, ho senyeha kapa ho senyeha. Batla mapetsong, makhopho, kapa makukuno a ka 'nang a bontša hore ho hlokahala tlhokomelo ea hang-hang. Litlhahlobo li boetse li lokela ho kenyelletsa ho lekola li-fittings le likhokahano bakeng sa ho tiisa le ho lutla. Ho lemoha mathata kapele ho ka thibela ho theoha ha chelete e ngata le likotsi tse ka bang teng.
Ho hloekisa ke karolo e 'ngoe ea bohlokoa ea tlhokomelo ea hose. Ho ipapisitse le ts'ebeliso, lithapo tsa HNBR li ka bokella litšila, maloanlahla, kapa masalla a lik'hemik'hale ha nako e ntse e ea. Ho hloekisa ho lokela ho etsoa ka sesepa se bonolo kapa tharollo e khethehileng ea ho hloekisa hose e khothalletsoang ke moetsi. Qoba ho sebelisa lik'hemik'hale tse bohale kapa lisebelisoa tse hloekisang tse ka senyang thepa ea HNBR. Ka mor'a ho hloekisa, etsa bonnete ba ho hlatsoa ka ho feletseng ho tlosa mesaletsa leha e le efe e ka 'nang eaba e siiloe.
Ho boloka ka nepo ho bohlokoa ho baballeng bots'epehi ba liphaephe tse thibelang mocheso ka HNBR. Li-hoses li lokela ho bolokoa sebakeng se hloekileng, se omeletseng le se nang le moea o motle hole le khanya ea letsatsi le mocheso o feteletseng. Ho pepesetsoa maemo a thata a tikoloho ho ka potlakisa ts'ebetso ea botsofali le ho theola ts'ebetso ea li-hose tsa HNBR. Ho feta moo, li-hose li lokela ho bolokoa hole le lintho tse bohale kapa mehloli e ka bang teng ea tšenyo ea 'mele.
Ho hlahlojoa khafetsa le ho hlahloba tšebetso ea li-hose ho bohlokoa bakeng sa ho netefatsa ts'epo ea tsona e tsoelang pele. Sena se kenyelletsa ho etsa liteko tsa khatello, liteko tsa ho lutla, le litekolo tsa ts'ebetso ho latela likhothaletso tsa moetsi. Ka ho lemoha mathata leha e le afe a ka 'nang a hlaha esale pele, ho ka lokisoa kapa ho nkeloa sebaka ka potlako, ho fokotsa kotsi ea ho hlōleha ho sa lebelloang.
Qetello
Li-hoses tse thibelang mocheso tse nang le HNBR (Hydrogenated Nitrile Butadiene Rubber) li bohlokoa haholo bakeng sa liindasteri tse itšetlehileng ka lisebelisoa tsa mocheso o phahameng. Li-hoses tsena li fana ka mocheso o babatsehang le lik'hemik'hale tse hanyetsanang le lik'hemik'hale, li etsa hore li tšepahale bakeng sa liindasteri tse sa tšoaneng. HNBR e bapala karolo ea bohlokoa ho hlahiseng liphaephe tse hananang le mocheso ka lebaka la ho hanyetsa mocheso ka tsela e ikhethang, ho lumellana ha lik'hemik'hale, thepa ea ho koala le ho boloka tikoloho. Ke khetho e ratoang liindastering tse nang le mocheso o phahameng le maemo a thata. Ho khetha thepa e nepahetseng bakeng sa li-hoses tse sa keneleng mocheso ke habohlokoa bakeng sa ho tšepahala le ho phela nako e telele. HNBR e iponahatsa e le khetho e nepahetseng ho nahanoa ka lintlha tse kang mocheso, k'hemik'hale e hanyetsanang le lik'hemik'hale, thepa ea mochine, le ho lumellana le maemo a ts'ebetso. Lithapo tse thibelang mocheso tse nang le HNBR li na le lisebelisoa tse fapaneng makaleng a likoloi, a tlhahiso, a sefofane, a lik'hemik'hale le a meriana. Tlhokomelo le tlhokomelo ea kamehla, ho kenyeletsa ho hlahloba, ho hloekisa, ho boloka le ho hlahloba, ho tlatsetsa ho ts'epahala le ho tšoarella ha li-hose tsena. Ho latela litloaelo tsena ho netefatsa ts'ebetso e bolokehileng le e sebetsang bakeng sa lits'ebetso tse batlang.
