Ptfe lined hose ke eng?

Lilemong tsa morao tjena, polytetrafluoroethylene (Teflon) ke mofuta oa lihlahisoa tse khahlanong le ho silafatsa le ho silafatsa bakeng sa motlakase le indasteri ea petrochemical. Leha ho le joalo, mathata a latelang a lokela ho tsotelloa ka ho khetheha hore na PTFE e kolokile phaephe mohala o entsoe ka tšepe, ho seng joalo bophelo ba ts'ebeletso le polokeho ea lipeipi tse nang le likhoele tsa PTFE li tla ameha. 1. Ha ho hloekisoa kopano ea kopano, ho thibetsoe ka tieo ho senya tšepe ea motheo. Ho thibetsoe ho otla arc ka tšepe nakong ea tšepe. 2. Karolong ea fillet ea fillet weld, bophahamo ba weld fillet bo tla ba boholo ho feta 5mm, lehlakore la projeke le tla ba le leholo ho feta kapa le lekana le 3mm, mme lehlakore le kahare le tla ba le leholo ho feta kapa le lekana le 10mm. 3. Ha o tjheseletsa khetla la phala e nang le marulelo a PTFE, ho molemo ho amohela mokhoa oa ho tjheseletsa oa tšepe e nang le mahlakore a mabeli. Sena se hloka boemo ba tekheniki ea basebetsi ba rona, weld e lokela ho ba sephara (phetoho e boreleli kapa e boreleli), ho se pores, welding seam le slag incuction phenomenon, mme bophahamo ba weld ha boa lokela ho ba kholo ho feta 2mm. Kamora ho tjheseletsa, fafatsa e bakiloeng ke ho tjheseletsa e tla tlosoa ka botlalo. 4. Ho tjheseletsa ho tsoelang pele ho tlameha ho sebelisoa ha ho chesoa ka phala e nang le mohala oa PTFE, 'me seam ea weld ha e na ho ba le mapetso kapa e tsoelang pele.

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Polytetrafluoroethylene (PTFE) ke le leng la mabitso a sebelisoang haholo a polytetrafluoroethylene. PTFE Hose e sebelisoa ka tšepe e sa hloekang, kahoo bophelo ba tšebeletso ea hose bo telele haholo ho feta phaephe ea rabara kapa phaephe ea rabara e phuthetsoeng ka tšepe e sa hloekang. E na le menyetla e mengata ho feta lihlahisoa tsa rabara.

Sehlopha sa I: PTFE e na le lipeipi tse otlolohileng

E tsejoa e le phala ea liner e hlephileng. Ts'ebetsong ena, PTFE e sebelisetsoa ho fetolela bareng. E loketse khatello e tloaelehileng le lipeipi tse tsamaisang khatello e ntle (joalo ka lipeipi tse tharo tsa kalafo ea litšila, jj.), 'Me ha ea lokela ho sebelisoa bakeng sa lipeipi tse nang le mojaro (joalo ka lesoba la pompo le phaephe e ka hlahisang khatello e mpe ka ho diha kapa ho phodisa ka tshohanyetso).

Bophara ba ga tlhaloso: dn25-500mm

Mocheso oa litšebeletso: - 40-180oc

Khatello ea litšebeletso: 1.6Mpa

Sehlopha sa II: PTFE e kentsoeng phala e otlolohileng le phala ea phala

E tsejoa e le phala e thata e koahetsoeng ka terata ea tšepe.

Processing thulaganyou e: pele, le dikarolo tse 'maloa tsa PTFE filimi ba leqeba ka hlobo, joale tšepe terata (Ø 0.5-1mm) e spirally leqeba ka PTFE filimi,' me joale le dikarolo tse 'maloa tsa PTFE tšesaane filimi ba leqeba ka ntle ho tšepe ea terata, mme qetellong a phuthetsoe seboping bakeng sa ho theha. Lerako le ka hare la PTFE le nang le phala e entsoeng ke ts'ebetso ena le boreleli, 'me lebota le kantle le entsoe ka masenke ka lebaka la bophahamo le matla a terata ea tšepe.

Sebaka pakeng tsa lerako le kantle la PTFE le nang le phala le lebota le kahare la phala ea tšepe le tletse lehoakhoa (ntle le moea o setseng). Resin ea ho tlatsa e ka tlamahane ka thata ho phala ea tšepe. Ka nako e ts'oanang, e ka thateloa ka thata leboteng le kantle la lesela la PTFE ea moea. Kamora ho phekoloa ha lehoakhoa le tlatsitsoeng, ho thehoa maqhubu a moea a kentsoeng ka leqhubu le kantle la lebota. Mohaho ona o tšoana le motsoako oa linate le bolt. Ka lehlakoreng le leng, e ka fokotsa hantle le ho putsa katoloso ea mocheso le ho honyela ho batang ha lera la PTFE; ka lehlakoreng le leng, ho satalla ha terata ea tšepe ho ka ntlafatsa haholo khatello e mpe ea khatello ea lera la PTFE.

Bophara ba bophara: dn25-200 mm

Mocheso o sebetsang: - 50-180oc

Khatello ea ho sebetsa: 0.5-1.6mpa

Mofuta oa boraro: Phala ea PTFE Push (pepeta) e koetsoeng ka thata ka phala e otlolohileng

E tsejoa e le phala e otlolohileng e hatisitsoeng, e sebelisoa haholo linaheng tse tsoetseng pele lilemong tsa bo-1990.

Ts'ebetso ea tlhahiso: pele, phofo ea PTFE e tsoang kantle e sebelisetsoa ho sutumetsa (ho ntša) phala, ebe e qobelloa ho kenella phala ea tšepe e se nang mohala (bophara ba kantle ba liner bo boholo ho feta bophara ba kahare ba phala ea tšepe ka 1.5- 2mm) ho theha lera le tiileng le se nang sekoli. Bakeng sa ho felisa khatello, e kenngoa seboping ebe ea futhumatsoa ho fihlela ho 180oC bakeng sa kalafo ea mocheso o sa feleng, e le hore e ka sebelisoa mochesong o ka tlase ho 180oC. Ka nako e ts'oanang, sututsa (pepeta) theko ea phala

Matla a tensile ho hlakile hore a betere ho feta a tube ea leqeba. Lipeipi li na le khanyetso e ntle ho khatello e ntle le e mpe.

Phapang lipakeng tsa lera la PTFE le lera la rabara

Lera tetrafluoroethylene e sebelisoa ts'ireletso ea ts'enyeho ea fluorine, ho hanyetsa mocheso o phahameng, acid e matla le ho hanyetsa alkali, mamarello e ntle haholo, bophelo bo bolelele ba ts'ebeletso le ho hanyetsa ho kenella ka matla. Ho fafatsa kaofela ha tetrafluoroethylene ke mosebetsi oa theknoloji e phahameng, ts'ebetso ea ona e phalla joang? 1. Pele o fafatsa, bokaholimo bo hloka ho rojoa ka lehlabathe le ho ruruha, 'me ho tšeloa lera la semmuso se khethehileng. 2. Joale phofo ea fluoroplastic e lefisoa ke lisebelisoa tse phahameng tsa motlakase, 'me ka mokhoa o ts'oanang li phatlalatsoa ka holim'a setsi sa tšebetso tlasa ts'ebetso ea tšimo ea motlakase. 3. Kamora ho baka ho futhumetse haholo, likaroloana tse haellanang li tla qhibiliha ebe li ba lera le teteaneng le sireletsang, le khomarelitsoeng ka thata holim'a bokahare ba mosebetsi. Mohlala, filimi e koahelang e botenya ea 1 mm le eona e hloka ho fafatsoa le ho besoa khafetsa makhetlo a 5-6. Ka kakaretso, botenya bo boholo bo ka nyanyatsoa ho 2mm. Lera la PTFE ke theknoloji e sebelisoang haholo hajoale. E sebelisa ts'ebeliso e felletseng ea ts'enyeho ea fluorine, bohloeki bo phahameng, bohloeki, ho se khomarele, ho se nosetse, ho itlotsa, ho itšireletsa, ho hanyetsa mocheso o phahameng le o tlase, ho koala, joalo-joalo ts'ebetsong ea kaho, motlakase oa eona le hona joale li lula li fetoloa ho boemo loketseng ho fihlela e le hantle barbotage. Lera la rabara le boetse le bitsoa lera la rabara. Ke ho khomarela poleiti ea rabara e sebetsitsoeng holim'a tšepe ka sekhomaretsi ho arola seaplane se senyang ho matrix a tšepe ka sepheo sa ts'ireletso. Raba ea tlhaho le rabara ea maiketsetso li sebelisoa bakeng sa lera. Boholo ba rabara e sebelisoang lisebelisoa tsa lik'hemik'hale ke rabara ea tlhaho. Karolo e ka sehloohong ea rabara ea tlhaho ke cis polymer ea isoprene, e ntlafalitsoeng ka ho eketsa sebabole. The rabara vulcanized na le itseng mocheso ho hanyetsa le matla phetha molao. E ka arotsoe ka rabara e bonolo, rabara e thata le rabara e thata mefuta e meraro. Raba e thata e na le ts'ireletso e ntle ea ts'enyeho, ho tsofala le botsitso bo matla ba ho kopanya tšepe. Rabara e bonolo e na le ho hanyetsa ho batang hantle, ho hanyetsa mocheso le ho hanyetsa tšusumetso, 'me e na le elasticity e itseng; seka thata rabara e pakeng tsa tse peli. Ntle le li-oxidants tse matla le li-solvents tse ling, rabara e thata e ka hanela ts'enyeho ea li-acid tse ngata tse sa tloaelehang, li-acid tsa tlhaho, alkalis, letsoai le li-alcohol. Ka hona, lera le thata la rabara le sebelisoa e le sesebelisoa sa mantlha se sa sebetseng se khahlanong le kutu. Vulcanized rabara ka aroloa pele rabara vulcanized, khatello e tloaelehileng ea metsi a chesang chesang vulcanized rabara le tsa tlhaho vulcanized rabara. Pre-rabara e sebelisitsoeng e sebelisoa lisebelisoa tse kholo tsa ho khetha.

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Nako ea poso: Dec-10-2020