Hajoale, lisebelisoa tsa lipeipi tse sebelisoang koloing li ka aroloa ka mekhahlelo e meraro: phala ea nylon, phala ea rabara le phala ea tšepe.Li-tubes tsa nylon tse sebelisoang hangata ke PA6, PA11 le PA12.Lisebelisoa tsena tse tharo ka kakaretso li bitsoa aliphatic Pa. PA6 le PA12 ke ring open polymerization 'me PA11 ke condensation polymerization.
1. Melemo eapeipi ea nylonke tse latelang: ▼ khanyetso e ntle ea oli (peterole, diesel), oli e tlotsang le mafura, le khanyetso ea lik'hemik'hale.▼ khanyetso ea mocheso o tlase: PA11 e ka mamella tšusumetso e tlase ea mocheso oa - 50 ℃ le PA12 e ka mamella tšusumetso e tlase ea mocheso oa - 40 ℃.▼ mefuta e mengata ea mocheso oa mocheso oa kopo: mocheso oa kopo oa PA11 ke - 40 ~ 125 ℃, 'me boemo ba PA12 ke - 40 ~ 105 ℃.Kamora tlhahlobo ea botsofali ho 125 ℃, 1000h, 150 ℃ le 16h, phala ea PA11 e na le ts'ebetso e ntle ea mocheso o tlase.▼ ho hanyetsa oksijene le letsoai la zinki: ho hanyetsa tharollo ea 50% ea zinki chloride bakeng sa ho feta 200H.▼ e hanana le asiti ea betri le ozone.▼ ke thepa e itlhoekisang e nang le khanyetso ea ho sisinyeha, ho hanyetsa ho roala, ho hanyetsa mokhathala le coefficient e tlase ea likhohlano.▼ Khanyetso ea UV le botsofali ba sepakapaka: khanyetso ea UV ea 'mala oa tlhaho PA11 e ka sebelisoa lilemo tse 2.3-7.6 ho latela libaka tse fapaneng;Bokhoni ba anti ultraviolet ba PA11 e ntšo bo eketsehile ka makhetlo a mane ka mor'a ho eketsa monyetla o khahlanong le ultraviolet.
Ts'ebetso ea phala ea nylon ke: ① mokhoa oa extrusion ② mokhoa oa ho etsa ③ mokhoa oa ho kopanya ④ mokhoa oa ho lemoha.Ka kakaretso,peipi ea nylone na le melemo e meholo ts'ebetsong ha e bapisoa le phala ea tšepe, ha e ntse e le molemo ho hanyetsa ho bola ha lik'hemik'hale le ho apara ho hanyetsa ha ho bapisoa lephala ea tšepe e sa hloekang, e nang le karolo e kholo ho fokotsa boima ba koloi le litšenyehelo tsa tlhahiso.
2. Ho na le tse ngatahose ea rabarameaho ea koloi, 'me meaho ea mantlha e kenyelletsa mofuta o tloaelehileng, mofuta o matlafalitsoeng le mofuta o koahetsoeng.
Sebopeho sa mantlha sa hose ea rabara hajoale, lisebelisoa tsa lipeipi tsa rabara tse sebelisoang haholo 'marakeng ke FKM, NBR, Cr, CSM le eco: ▼ mocheso oa ts'ebeletso oa FKM (fluororubber) ke 20 ~ 250 ℃, e sebelisoang haholo bakeng sa O- selikalikoe, tiiso ea oli, lera le ka hare lahose ea mafurale lihlahisoa tse ling tsa ho tiisa.▼ mocheso oa tšebeletso oa NBR (rabara ea nitrile) ke 30 ~ 100 ℃, e sebelisoang haholo-holo bakeng sa hose ea rabara, lesale la ho tiisa le tiiso ea oli.▼ mocheso oa ts'ebeletso ea Cr (rabara ea chloroprene) ke 45 ~ 100 ℃, e sebelisoang haholo bakeng sa tepi, hose, ho roala terata, sekoahelo sa lerōle sa rabara, joalo-joalo ▼ mocheso oa tšebeletso oa CSM (chlorosulfonated polyethylene rabara) ke 20 ~ 120 ℃, e sebelisoang haholo bakeng sa lithaere, theipi, spark plug sheath, lithapo, likarolo tsa motlakase, li-O-rings, lemati le lifensetere tse koalang, joalo-joalo ▼ mocheso oa tšebeletso oa eco (rabara ea Chloroether) ke 40 ~ 140 ℃, e sebelisoang haholo bakeng sa reng e chesang, diaphragm, pad shock, hose ea rabara, joalo-joalo.
3. Joaloka mofuta oa phala e thata,phala ea tšepee na le melemo ea boima bo boima, litšenyehelo tse phahameng le ho robeha habonolo.Ka hona, likhoebo tse ntseng li eketseha tsa likoloi li khetha ho tlohela tšebeliso ea phala ea tšepe.Hona joale, phala ea tšepe ea aluminium e loketse haholoanyane tsamaiso ea moea.Leha ho le joalo, matla a tsitsipano, khatello e phatlohileng le ho hanyetsa botsofali ba liphaephe tsa tšepe li molemo ho feta tsa liphaephe tsa nylon le lipeipi tsa rabara.
Nako ea poso: May-24-2022