Rabara ea tlhahoe loketse metsi, metsi a leoatle, moea, khase ea inert, alkali, tharollo ea metsi a letsoai le mecha e meng ea litaba, empa ha e hanyetsane le oli ea diminerale le li-solvents tse seng polar, mocheso oa tšebeliso ea nako e telele ha o fete 90 ℃, ts'ebetso e tlase ea mocheso e ntle haholo. , e ka sebelisoa ka holimo -60 ℃.

  Rabara ea nitrilee loketse lihlahisoa tsa peterole, joalo ka petroleum, oli e tlotsang, oli ea mafura, joalo-joalo, mocheso oa tšebeliso ea nako e telele ke 120 ℃, joalo ka oli e chesang e ka mamella 150 ℃, mocheso o tlase ke -10 ~ -20 ℃.

  Rabara ea Neoprenee loketse metsi a leoatle, acid e fokolang, alkali e fokolang, tharollo ea letsoai, ho hanyetsa oksijene le botsofali ba ozone, ho hanyetsa oli ho ka tlaase ho rabara ea nitrile le ho feta rabara e meng e akaretsang, mocheso oa nako e telele o ka tlaase ho 90 ℃, mocheso o phahameng oa tšebeliso ha o. feta 130 ℃, mocheso o tlase ke -30 ~ -50 ℃.

Ho na le mefuta e mengata earabara ea fluorine, li na le khanyetso e ntle ea asiti, ho hanyetsa oxidation le ho hanyetsa oli, ho hanyetsa solvent. E ka sebelisoa hoo e batlang e le mecha ea litaba ea asiti hammoho le oli e 'ngoe le li-solvents, mocheso oa tšebeliso ea nako e telele o ka tlase ho 200 ℃.

Letlapa la rabara e le gasket ea flange, e sebelisoang haholo bakeng sa liphaephe kapa hangata likoti tse qhaqhoang, masoba a letsoho, khatello ha e fete 1.568MPa. Hobane ka mefuta eohle ea li-gaskets, li-gaskets tsa rabara ke tsona tse bonolo ka ho fetisisa, tse sebetsang hantle tsa tlamahano, 'me li ka bapala phello ea ho tiisa tlas'a matla a manyenyane a ho laela pele. Ka lebaka la sena, ha u tlas'a khatello ea ka hare, ho bonolo ho hatelloa ka lebaka la botenya kapa boima bo tlaase ba gasket.

Letlapa la rabara le sebelisoang ho benzene, ketone, ether le lihlapolli tse ling tsa manyolo, ho bonahala ho ruruha habonolo, ho eketseha ha boima ba 'mele, ntho e bonolo, e khomarelang, e bakang ho hloleha ha tiiso. Ka kakaretso, haeba tekanyo ea ho ruruha e feta 30%, e ke ke ea sebelisoa.

Tabeng ea khatello e tlase (haholo-holo ka tlase ho 0.6MPa) le vacuum, tšebeliso ea liphahlo tsa rabara e loketse haholoanyane. Thepa ea rabara e na le sekhahla se setle le ho kenella ka tlase. Ka mohlala, rabara ea fluorine e loketse ka ho fetisisa bakeng sa ho tiisa li-gaskets tsa lijana tsa vacuum, 'me tekanyo ea vacuum e fihla ho 1.3 × 10-7Pa. Ha pente ea rabara e sebelisoa sebakeng sa vacuum degree ea 10-1 ~ 10-7Pa, e hloka ho behoa le ho pompeloa.