Views: 0 Author: Site Editor Publish Waati: 2023-08-22 A bɔyɔrɔ: Yɔrɔ
Fluoroelastomer sigilanw, ni u bɛ kɛ motɛri sigili la, u bɛ se ka baara kɛ waati jan kɔnɔ ni 200°C ~250°C ye, ani ka baara kɛ waati kunkurunnin kɔnɔ ni 300°C ye, wa a ka baarakɛ waati bɛ se ka kɛ kelen ye ni motɛri baarakɛcogo kura ɲɛnamaya ye, o ye 1000~5000 wuli waati ye (5~10 sanw) Ni a bɛ kɛ kemikɛli baara la, a bɛ se ka asidi fɛnɲɛnamafagalan sigi (misali la, asidi sulfuriki 67% bɛ sɔrɔ 140°C la, asidi klorokini caman bɛ sɔrɔ a la 70°C la, ani asidi azotiki 30%) , fɛnɲɛnamafagalanw (i n’a fɔ hidrɔkarbon kulorilen, bɛnzɛni, aromatiki caman) ani fɛnɲɛnamafagalan wɛrɛw (Suchéne, Stynene, Stynerene, Stynerene, Styrene fenɔli, asidi fatɔw bɛ sɔrɔ 275 °C la, a ɲɔgɔnnaw); A bɛ baara kɛ ni tulu bɔli ye kɔlɔn jugumanba la, a bɛ se ka fiɲɛ 149 ni 420 baarakɛcogo gɛlɛnw muɲu; Ni a bɛ kɛ ni watara ye, a bɛ se ka kɛ watara la 160 ~ 170 °C la waati jan kɔnɔ. Siliyɔmu monokirisitalini dilanni na, a ka ca a la, a bɛ kɛ ni fluoroelastomer sigilanw ye walasa ka funteni caman (300 °C) sigi sen kan sɛgɛsɛgɛli kɛrɛnkɛrɛnnenw na - trichlorohydrosilicon, silikoni tetarakulori, galium arsenide, fosifos trikuloridi, trikuloroɛtilɛni, ani asidi idɔrɔkiloriki 120 , a bɛ sɔrɔ.
Ni a bɛ kɛ ni fɛnɲɛnamafagalan ye, ni a bɛ se ka wuli ka bɔ 200~300km, fiɲɛ tansiyɔn ye 133×10-6 PA (10-6mmHg), kuloroprene lastikuw, butili lastikuw, butili lastikuw bɛ se ka kɛ; Ni wuluwulu sanfɛla ka ca ni kilomɛtɛrɛ 643 ye, fiɲɛ tansiyɔn bɛna dɔgɔya ka se 133×10-7Pa (10-7mmhg) ma, fluoroelastomɛrɛw dɔrɔn de bɛ se ka kɛ nin yɔrɔba in na. A ka c’a la, fɛn min bɛ kɛ ni fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ ni fɛn ye min bɛ se ka kɛ ni fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ ni fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ ni 200 ~ 250 °C ye.
Hose min dilannen don ni fluoroelastomer ye, o bɛnnen don funteni caman ma, tulu ani kunnafonidilan kɛrɛnkɛrɛnnenw ma, i n’a fɔ awiyɔn tulu, ji tulu, tulu sintetiki fila ɛsita, fiɲɛ sumalen, funteni funteniman ani fɛn kɛrɛnkɛrɛnnen wɛrɛw (i n’a fɔ hidrɔkarbon kulorilenw ani kulori wɛrɛw) ta, bilasirali ani a ɲɔgɔnnaw. A dilannen don ni fluoroelastomer nɛgɛ ye ani kabali flexing ɲuman, ani insulation ɲuman. Glass fibre tape min dilannen don ni fluoroelastomer ye, o bɛ se ka funteni caman kɛlɛ min ye 300°C ye ani ka kɛ ni kemikɛli ye. Aramidi fini min datugulen don ni fluoroelastomer ye, o bɛ se ka dilan petoroli jiriw la, funteni caman, asidi ani alkali suguya tankiw cɛ ɲɔgɔndan bonyalan cɛ (a dakun fila bɛɛ bɛ se ka siri ni nɛgɛ flansɛ ye), a bɛ se ka tansiyɔnba, funteni caman ani cɛmancɛ sɔgɔli muɲu, ani tanki fila bonya ni u jiginni ɲɔgɔn na ni buffer shock-absorbing connection jɔyɔrɔ ye. Nilon fini min datugulen don ni fluor lastikuw ye min dilannen don ni kase sirilan ye, i n’a fɔ fɛn min bɛ kɛ ka fɛnw labɛn so sanfɛla marayɔrɔw kɔnɔ ni sigilan nɔgɔlenw ye, o jɔyɔrɔ ka bon sigili la, ka tulu sanfɛla bɔnɛ jiginni dɔgɔya.
suguya 23, tetaraporopili fluor lastikuw bɛ kɛ kɛrɛnkɛrɛnnenya la i n’a fɔ asidi kɛrɛnkɛrɛnnenw, minnu bɛ se ka kɛ sababu ye ka furakisɛ kɛrɛnkɛrɛnnenw datugu. Nitrosofluoroelastomer hydroxy bɛ kɛ kɛrɛnkɛrɛnnenya la fɛnw ye minnu bɛ mɔgɔ tanga ani ka fɛnw datugu, a bɛ kɛ furaji ye i n’a fɔ finimugu min tɛ se ka jeni, min bɛ kɛ ka tasuma kunbɛn ɛntɛrinɛti yɔrɔw la ani yɔrɔ minnu bɛ baara kɛ oksizɛni saniyalen na. A jilama ni a jilama bɛ se ka fiyɛ, ka fɛnw fili ani ka fɛɛrɛ wɛrɛw dilan walasa ka fɛn caman dilan, i n’a fɔ kosmikɛ finiw, bololanɛgɛw, pipew, bolow ani a ɲɔgɔnnaw. A bɛ se ka kɛ fana i n'a fɔ gilasi, nɛgɛ, 'sex farikolo, fini nɔrɔlen, ɛponjiw dilanni ani ɲɔgɔn sɔrɔli ni rocket propellant (N2O4) gaskets, 'o' ring, capsule suguya bɛɛ ye sigilanw ye ani a ɲɔgɔnnaw.
Seal minnu dilannen don ni G-type fluoroelastomer series ye, olu bɛ baara kɛ ni funteni caman ye, methanol gazoli walima gazi aromatiki caman na minnu tɛ se ka sɔrɔ ni vitona, B, E ani fluoroelastomer wɛrɛw ye GLT-type fluoroelastomers, fosphore chlorinated rubbers, perfluoroether lastikuw, a ɲɔgɔnnaw, olu ka baara funteni ka bon, u ka funteni ka dɔgɔn, u ka sɔgɔli, ani a ɲɔgɔnnaw. Perfluoroether lastikuw fana bɛ se ka kɛ ni fɛnw ye minnu bɛ se ka wuli ka bɔ u nɔ na, minnu bɛ baara kɛ kosɛbɛ sɔrɔdasiya baarakɛlaw ka fɛɛrɛ tigɛlenw na.