Re etsa le ho aba li-o-ring tsa perfluoroelastomer, litiiso le likhase tse entsoeng ka thepa e fapaneng ea FFKM.
Re ka fanaFFKM o-ringska boholo bo tloaelehileng hammoho le liqibi le li-gaskets ka litlhophiso tse tloaelehileng ho lumellana le litlhaloso tsa hau tse ikhethang.Mohlala:tiiso ea oli ea cassette、 Epdm orings,hydraulic cylinder gland seal、 Epdm Rubber Strip
Re etsa li-o-ring tsa FFKM, li-gaskets, le litiiso ho tsoa ho li-resin tse tharo tse tsebahalang:
· DuPont Kalrez
· Chemraz
· Tecnoflon
Odara li-O-ring tsa hau tse tloaelehileng tsa AS568 kajeno, kapa ikopanye le rona ho buisana ka litlhoko tsa hau tsa tloaelo tsa o-ring.
Tšebelisano ea Lik'hemik'hale & Litšobotsi tsa FFKM
Haeba FFKM e sa lumellane le lik'hemik'hale le kopo ea hau, sheba chate ea rona ea ho lumellana le lik'hemik'hale ho fumana thepa e nepahetseng bakeng sa litlhoko tsa hau.
· Abrasion resistance: E ntle haholo
· Acid resistance: E ntle haholo
· Khanyetso ea lik'hemik'hale: E ntle haholo
· Ho hanyetsa mocheso: Ho babatsehang
· Thepa ea motlakase: E ntle haholo
· Ho hanyetsa oli: Ho babatsehang
· Ho hanyetsa Ozone: Ho babatsehang
· Ho hanyetsa mouoane oa metsi: Ho molemo haholo
· Khanyetso ea boemo ba leholimo: E ntle haholo
· Ho hanyetsa lelakabe: Ho lokile
· Ho se mele: Ho lokile
· Ho hanyetsa serame: Ho lokile
· Ho hanyetsa ka matla: Ho futsanehile
· Beha khanyetso: Ho futsanehile
· Ho hanyetsa likhapha: Ho futsanehile
· Matla a tsitsitseng: A fokola
FFKM O-Rings bakeng sa Likopo tsa Vacuum
Haeba o hloka litiiso tse tšepahalang bakeng sa lits'ebetso tsa vacuum, tšilafalo e tlase haholo (ho tsoa ka ntle le ho ntšoa ha likaroloana) kapa ts'ebetso ea mocheso o phahameng (392-572 ° F / 200-300 ° C) e hlokang nako e telele ea ho ts'ehetsa kapa ea ts'ebetso, re khothaletsa li-o-ring tsa FFKM tse entsoeng ka tloaelo, tse hloekileng. Ka mor'a ho etsoa, li-o-ring tsena li hloekisoa ka plasma-vacuum le/kapa vacuum e halikiloeng ho felisa ho tsoa le ho fana ka leak ea vacuum tightness. Ha li phekoloa joalo, li-o-ring tsena tsa FFKM li ka sebelisoa lits'ebetsong tsa khatello ea UHV.
Li-O-rings, li-seal, le li-gaskets tse entsoeng ho tloha DuPont FFKM li ka hanela lik'hemik'hale tse fapaneng tse fetang 1,800 'me tsa fana ka botsitso ba mocheso o phahameng ha o bapisoa le PTFE (≈621°F/327°C). FFKM e loketse hantle ho sebelisoa ha ho etsoa lik'hemik'hale tse mabifi haholo, ho etsoa ha semiconductor wafer, ho sebetsa ka meriana, ho hlaphoheloa ha oli le khase, le lisebelisoa tsa sefofane. li-o-rings, li-gaskets, le li-seal li fana ka ts'ebetso e netefalitsoeng, ea nako e telele, e bolelang ho khutlisa khafetsa, ho lokisoa le ho hlahlojoa le ho eketseha ha ts'ebetso le nako ea lisebelisoa bakeng sa tlhahiso e ntlafalitsoeng le chai e felletseng.
Ka ho fokotsa li-particulate, ho theola li-extractables, le ho hanela ho senyeha ha maemo a thata a plasma, FFKM o-rings e boetse e thusa ho thibela tšilafalo ts'ebetsong ea semiconductor. Thepa ena e boetse e fana ka khase e tlase ea ts'ebetso ea vacuum-sealing.
Lisebelisoa tsa Kalrez FFKM tse lumellanang le FDA lia fumaneha bakeng sa lijo, lino le ho sebetsa ka meriana.
Nako ea poso: Jul-14-2023