Fluoroelastomer seals, we dɛn yuz am fɔ enjin silin, kin wok fɔ lɔng tɛm na 200°C~250°C, ɛn wok fɔ shɔt tɛm na 300°C, ɛn in wok layf kin bi di sem lɛk di injin riwɔk layf, we na 1000~5000 flayt awa (5~10 ia); when used in the chemical industry, it can seal the inorganic acid (eg, 67% of sulfuric acid at 140℃, concentrated hydrochloric acid at 70℃, and 30% of nitric acid) , organic solvents (such as chlorinated hydrocarbons, benzene, highly aromatic gasoline) and other organics (such as butadiene, styrene, propylene, fεnol, fεt asid dεm na 275 °C, εtk); Yuz in dip-wɛl ɔyl ɛkstrakshɔn, i kin ebul fɔ bia wit di harsh wok kɔndishɔn fɔ 149 °C ɛn 420 atmosfɛs; Yuz in di superheat stim sil, i kin yuz in di stim medium na 160 ~ 170 °C fɔ lɔng tɛm. Insay di prodakshɔn fɔ monokristalin silikon, dɛn kin yuz fluoroelomer sil we dɛn kin yuz fɔ sial di ay tɛmpracha (300 °C) ɔnda di spɛshal midia - triklɔrohaydrosilikɔn, silikon tɛtraklɔrayd, galiɔm asɛnayd, fɔsfɔr triklrɔyd, triklɔroɛtilene, ɛn haydroklɔrik asid 120 ℄.
Insay ay vaykum aplikeshɔn, we di flayt ayt we na 200~300km, di ay prɛshɔn na 133×10-6 pa (10-6mmhg), kloroprin rɔba, butyl rɔba, bɔtyl rɔba kin aplay; We di flayt ayt we pas 643km, di ay prɛshɔn go ridyus to 133×10-7pa (10-7mmhg) di wan dɛn we de kam biɛn, na di fluoroelastomers nɔmɔ dɛn kin put insay dis ay vaykum. Jɛnɛral wan insay di ay vaykum ɔ ɔltra-hay vaykum divays sistɛm bifo yu yuz am, nid fɔ go tru wan ay-tɛmpracha baking tritmɛnt, 26-tayp, 246-tayp fluoroɛlastɔm kin ebul fɔ bia wit ay-tɛmpracha ol 200 ℃ ~ 250 ℃, so i kin bi di mɔs impɔtant rɔba matirial na di ay-vakum motoka.
Hos we dɛn mek wit fluoroelastomer fayn fɔ ay tɛmpracha, ɔyl ɛn spɛshal midia ɔkayshɔn, lɛk ayrakt fiul ɔyl, haydrolik ɔyl, sɛntetik dabul ɛsta ɔyl, ay tɛmpracha hot ɛya, ɔt inɔgɛnɛk ɛn ɔda spɛshal midia (lɛk klorin haydrokabɔn ɛn ɔda klorayd) dɛn na di transpɔt, gayd ɛn ɔda tin dɛn. Dɛn mek am wit fluoroelastomer waya ɛn kebul fleks gud, ɛn gud insuleshɔn. Di glas fayba tep we dɛn mek wit fluoroelastomer kin mek i nɔ gɛt ay tɛmpracha we na 300°C ɛn kemikal kɔrɛshɔn. Aramid klos we dɛn kɔt wit fluoroelastomer, dɛn kin mek am na petrokemik plant, ay tɛmpracha, asid ɛn alkali klas tank bitwin di kɔnɛkshɔn ɛkspɛnshɔn tyub (ɔl tu di ɛnd dɛn kin kɔnɛkt wit wan mɛtal flɛnch), kin ebul fɔ bia wit ay prɛshɔn, ay tɛmpracha ɛn midul kɔrɛshɔn, ɛn di difɔmeshɔn fɔ di tu tank dɛn we de sho di kɔnkɛkshɔn ɛn di kɔntrakt we dɛn kin gɛt pan di bafa. Naylon klos we dɛn kɔt wit fluorine rɔba we dɛn mek wit tep silin bag, as rifinɛri insay di flotin ruf stɔrɔj tank dɛn wit sɔft sil, ple wan rol fɔ sial, ridyus di volatilizeshɔn fɔ di ɔyl sɔfays lɔs.
Tayp 23, tetrapropyl fluorine rubber na in dɛn kin yuz mɔ as asid-rɛsistant, kɔrosiv silin ɔkayshɔn fɔ spɛshal kemikal dɛn. Hydroxy nitrosofluoroelastomer na men wan we dɛn kin yuz as protektiv prodak ɛn silin prodak, insay di fɔm fɔ sɔlv as nɔ-kɔmbustibul kɔtin, we dɛn kin aplay to faya-rɛsistant ilɛktronik kɔmpɔnɛnt ɛn pat dɛn we de wok insay klin ɔksijɛn. I sɔlv ɛn likwid rɔba kin sprɛy, kast ɛn ɔda we dɛn fɔ mek bɔku prɔdak dɛn, lɛk kɔsmik klos, glɔv, paip band, bɔl ɛn ɔda tin dɛn. Yu kin yuz am bak as glas, mɛtal, 'sɛks bɔdi, fabrik adeziv, fɔ mek spɔnj ɛn kɔntakt wit rɔket prɔpelant (N2O4) gasket, 'o' ring, kapsul ɔl kayn sil ɛn ɔda tin dɛn.
Di sil dɛm we dɛn mek wit G-tayp fluoroelastomer siriɔs gɛt di pefɔmɛns fɔ ay tɛmpracha stim rɛsistɛns, mɛtanɔl petrol ɔ ay aromat haydrokabon gasɔlin rɛsistɛns we dɛn nɔ go ebul fɔ ajɔst bay we dɛn de yuz Vitona, B, E ɛn ɔda fluoroelastomers; GLT-tayp fluoroelastomers, fosfɔr klorined rɔba, perfluoroether rɔba, ɛn ɔda tin dɛn, gɛt wan big rɛnj ɔf ɔpreshɔn tɛmpracha, lɔw-tɛmpracha sɔftnɛs, ɛlastikiti silin, ɛn ɔda tin dɛn. Perfluoroether Rubber tu gɛt ɔdasayz kɔrɛshɔn rɛsistɛns to midia, we dɛn kin yuz bɔku bɔku wan na di kɔt-ɛj tɛknɔlɔji fɔ soja industri.
